SqlsrvDriver: workaround for "Driver's SQLSetConnectAttr failed on ODBC <=13" bug

.gitattributes

@@ -1,8 +1,8 @@
 .gitattributes export-ignore
 .gitignore export-ignore
 .github export-ignore
-appveyor.yml export-ignore
-ncs.* export-ignore
+.travis.yml export-ignore
+ecs.php export-ignore
 phpstan.neon export-ignore
 tests/ export-ignore
 

.github/workflows/coding-style.yml

@@ -1,31 +0,0 @@
-name: Coding Style
-
-on: [push, pull_request]
-
-jobs:
-    nette_cc:
-        name: Nette Code Checker
-        runs-on: ubuntu-latest
-        steps:
-            - uses: actions/checkout@v3
-            - uses: shivammathur/setup-php@v2
-              with:
-                  php-version: 8.0
-                  coverage: none
-
-            - run: composer create-project nette/code-checker temp/code-checker ^3 --no-progress
-            - run: php temp/code-checker/code-checker --strict-types --no-progress --ignore "tests/*/fixtures"
-
-
-    nette_cs:
-        name: Nette Coding Standard
-        runs-on: ubuntu-latest
-        steps:
-            - uses: actions/checkout@v3
-            - uses: shivammathur/setup-php@v2
-              with:
-                  php-version: 8.0
-                  coverage: none
-
-            - run: composer create-project nette/coding-standard temp/coding-standard ^3 --no-progress
-            - run: php temp/coding-standard/ecs check

.github/workflows/static-analysis.yml

@@ -1,21 +0,0 @@
-name: Static Analysis (only informative)
-
-on:
-    push:
-        branches:
-          - master
-
-jobs:
-    phpstan:
-        name: PHPStan
-        runs-on: ubuntu-latest
-        steps:
-            - uses: actions/checkout@v3
-            - uses: shivammathur/setup-php@v2
-              with:
-                  php-version: 8.0
-                  coverage: none
-
-            - run: composer install --no-progress --prefer-dist
-            - run: composer phpstan -- --no-progress
-              continue-on-error: true # is only informative

.github/workflows/tests.yml

@@ -1,121 +0,0 @@
-name: Tests
-
-on: [push, pull_request]
-
-env:
-    php-extensions: mbstring, intl, mysqli, pgsql, sqlsrv-5.10.0beta2, pdo_sqlsrv-5.10.0beta2
-    php-tools: "composer:v2, pecl"
-
-jobs:
-    tests:
-        runs-on: ubuntu-latest
-        strategy:
-            matrix:
-                php: ['8.0', '8.1', '8.2', '8.3']
-
-            fail-fast: false
-
-        name: PHP ${{ matrix.php }} tests
-
-        services:
-            mysql57:
-                image: mysql:5.7
-                env:
-                    MYSQL_DATABASE: dibi_test
-                    MYSQL_ROOT_PASSWORD: root
-                ports:
-                    - 3306:3306
-                options: >-
-                    --health-cmd "mysqladmin ping -ppass"
-                    --health-interval 10s
-                    --health-start-period 10s
-                    --health-timeout 5s
-                    --health-retries 10
-
-            mysql80:
-                image: mysql:8.0
-                ports:
-                    - 3307:3306
-                options: >-
-                    --health-cmd="mysqladmin ping -ppass"
-                    --health-interval=10s
-                    --health-timeout=5s
-                    --health-retries=5
-                    -e MYSQL_ROOT_PASSWORD=root
-                    -e MYSQL_DATABASE=dibi_test
-                    --entrypoint sh mysql:8 -c "exec docker-entrypoint.sh mysqld --default-authentication-plugin=mysql_native_password"
-
-            postgres96:
-                image: postgres:9.6
-                env:
-                    POSTGRES_USER: postgres
-                    POSTGRES_PASSWORD: postgres
-                    POSTGRES_DB: dibi_test
-                ports:
-                    - 5432:5432
-                options: >-
-                    --health-cmd pg_isready
-                    --health-interval 10s
-                    --health-timeout 5s
-                    --health-retries 5
-
-            postgres13:
-                image: postgres:13
-                env:
-                    POSTGRES_USER: postgres
-                    POSTGRES_PASSWORD: postgres
-                    POSTGRES_DB: dibi_test
-                ports:
-                    - 5433:5432
-                options: >-
-                    --health-cmd pg_isready
-                    --health-interval 10s
-                    --health-timeout 5s
-                    --health-retries 5
-
-            mssql:
-                image: mcr.microsoft.com/mssql/server:latest
-                env:
-                    ACCEPT_EULA: Y
-                    SA_PASSWORD: YourStrong!Passw0rd
-                    MSSQL_PID: Developer
-                ports:
-                    - 1433:1433
-                options: >-
-                    --name=mssql
-                    --health-cmd "/opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'YourStrong!Passw0rd' -Q 'SELECT 1'"
-                    --health-interval 10s
-                    --health-timeout 5s
-                    --health-retries 5
-
-        steps:
-            - uses: actions/checkout@v3
-            - uses: shivammathur/setup-php@v2
-              with:
-                  php-version: ${{ matrix.php }}
-                  extensions: ${{ env.php-extensions }}
-                  tools: ${{ env.php-tools }}
-                  coverage: none
-
-            - name: Create databases.ini
-              run: cp ./tests/databases.github.ini ./tests/databases.ini
-
-            - name: Create MS SQL Database
-              run: docker exec -i mssql /opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'YourStrong!Passw0rd' -Q 'CREATE DATABASE dibi_test'
-
-            - run: composer install --no-progress --prefer-dist
-            - run: vendor/bin/tester -p phpdbg tests -s -C --coverage ./coverage.xml --coverage-src ./src
-            - if: failure()
-              uses: actions/upload-artifact@v3
-              with:
-                  name: output
-                  path: tests/**/output
-
-
-            - name: Save Code Coverage
-              if: ${{ matrix.php == '8.0' }}
-              env:
-                  COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-              run: |
-                  wget https://github.com/php-coveralls/php-coveralls/releases/download/v2.4.3/php-coveralls.phar
-                  php php-coveralls.phar --verbose --config tests/.coveralls.yml

.travis.yml

@@ -0,0 +1,77 @@
+language: php
+php:
+    - 7.1
+    - 7.2
+    - 7.3
+    - 7.4
+    - 8.0snapshot
+
+services:
+    - mysql
+    - postgresql
+
+before_install:
+    # turn off XDebug
+    - phpenv config-rm xdebug.ini || return 0
+
+    # Create databases.ini
+    - cp ./tests/databases.travis.ini ./tests/databases.ini
+
+    # Create Postgre database
+    - psql -c 'CREATE DATABASE dibi_test' -U postgres
+
+install:
+    - travis_retry composer install --no-progress --prefer-dist
+
+script:
+    - vendor/bin/tester tests -s
+
+after_failure:
+    # Print *.actual content
+    - for i in $(find tests -name \*.actual); do echo "--- $i"; cat $i; echo; echo; done
+
+jobs:
+    include:
+        -   name: Nette Code Checker
+            install:
+                - travis_retry composer create-project nette/code-checker temp/code-checker ^3 --no-progress
+            script:
+                - php temp/code-checker/code-checker --strict-types
+
+
+        -   name: Nette Coding Standard
+            php: 7.4
+            install:
+                - travis_retry composer create-project nette/coding-standard temp/coding-standard ^3 --no-progress
+            script:
+                - php temp/coding-standard/ecs check src tests
+
+
+        -   stage: Static Analysis (informative)
+            php: 7.4
+            script:
+                - composer run-script phpstan
+
+
+        -   stage: Code Coverage
+            php: 7.4
+            script:
+                - vendor/bin/tester -p phpdbg tests -s --coverage ./coverage.xml --coverage-src ./src
+            after_script:
+                - wget https://github.com/satooshi/php-coveralls/releases/download/v1.0.1/coveralls.phar
+                - php coveralls.phar --verbose --config tests/.coveralls.yml
+
+
+    allow_failures:
+        -   stage: Static Analysis (informative)
+        -   stage: Code Coverage
+
+
+dist: xenial
+
+cache:
+    directories:
+        - $HOME/.composer/cache
+
+notifications:
+    email: false

appveyor.yml

@@ -1,34 +1,31 @@
 build: off
 cache:
-    - c:\php -> appveyor.yml
+    - c:\php7 -> appveyor.yml
     - '%LOCALAPPDATA%\Composer\files -> appveyor.yml'
 
 clone_folder: c:\projects\dibi
 
-environment:
-    MYSQL_PWD: Password12!
-
 services:
     - mssql2012sp1
 #    - mssql2014
     - mysql
 
 init:
-    - SET PATH=c:\php;c:\Program Files\MySQL\MySQL Server 5.7\bin;%PATH%
+    - SET PATH=c:\php7;%PATH%
     - SET ANSICON=121x90 (121x90)
 
 install:
-    # Install PHP 8.0
-    - IF EXIST c:\php (SET PHP=0) ELSE (SET PHP=1)
-    - IF %PHP%==1 mkdir c:\php
-    - IF %PHP%==1 cd c:\php
-    - IF %PHP%==1 curl https://windows.php.net/downloads/releases/archives/php-8.0.1-Win32-vs16-x64.zip --output php.zip
+    # Install PHP 7.1
+    - IF EXIST c:\php7 (SET PHP=0) ELSE (SET PHP=1)
+    - IF %PHP%==1 mkdir c:\php7
+    - IF %PHP%==1 cd c:\php7
+    - IF %PHP%==1 curl https://windows.php.net/downloads/releases/archives/php-7.1.5-Win32-VC14-x64.zip --output php.zip
     - IF %PHP%==1 7z x php.zip >nul
     - IF %PHP%==1 echo extension_dir=ext >> php.ini
     - IF %PHP%==1 echo extension=php_openssl.dll >> php.ini
-    - IF %PHP%==1 curl https://github.com/microsoft/msphpsql/releases/download/v5.9.0/Windows-8.0.zip -L --output sqlsrv.zip
-    - IF %PHP%==1 7z x sqlsrv.zip >nul
-    - IF %PHP%==1 copy Windows-8.0\x64\php_sqlsrv_80_ts.dll ext\php_sqlsrv_ts.dll
+    - IF %PHP%==1 appveyor DownloadFile https://files.nette.org/misc/php-sqlsrv.zip
+    - IF %PHP%==1 7z x php-sqlsrv.zip >nul
+    - IF %PHP%==1 copy SQLSRV\php_sqlsrv_71_ts.dll ext\php_sqlsrv_71_ts.dll
     - IF %PHP%==1 del /Q *.zip
 
     # Install Microsoft Access Database Engine x64
@@ -43,12 +40,8 @@ install:
     # Create databases.ini
     - copy tests\databases.appveyor.ini tests\databases.ini
 
-before_test:
-    # Create MySQL database
-    - mysql --user=root -e "CREATE DATABASE dibi_test"
-
 test_script:
-    - vendor\bin\tester tests -s -p c:\php\php -c tests\php-win.ini
+    - vendor\bin\tester tests -s -p c:\php7\php -c tests\php-win.ini
 
 on_failure:
     # Print *.actual content

composer.json

@@ -11,14 +11,13 @@
 		}
 	],
 	"require": {
-		"php": "8.0 - 8.3"
+		"php": ">=7.1"
 	},
 	"require-dev": {
-		"tracy/tracy": "^2.9",
-		"nette/tester": "^2.5",
-		"nette/di": "^3.1",
-		"phpstan/phpstan": "^1.0",
-		"jetbrains/phpstorm-attributes": "^1.0"
+		"tracy/tracy": "~2.2",
+		"nette/tester": "~2.0",
+		"nette/di": "^3.0",
+		"phpstan/phpstan": "^0.12"
 	},
 	"replace": {
 		"dg/dibi": "*"
@@ -32,7 +31,7 @@
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-master": "5.0-dev"
+			"dev-master": "4.1-dev"
 		}
 	}
 }

ecs.php

@@ -0,0 +1,21 @@
+<?php
+
+/**
+ * Rules for Nette Coding Standard
+ * https://github.com/nette/coding-standard
+ */
+
+declare(strict_types=1);
+
+
+return function (Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator $containerConfigurator): void {
+	$containerConfigurator->import(PRESET_DIR . '/php71.php');
+
+	$parameters = $containerConfigurator->parameters();
+
+	$parameters->set('skip', [
+		// issue #260
+		PhpCsFixer\Fixer\Operator\TernaryToNullCoalescingFixer::class => ['src/Dibi/HashMap.php'],
+		SlevomatCodingStandard\Sniffs\ControlStructures\RequireNullCoalesceOperatorSniff::class => ['src/Dibi/HashMap.php'],
+	]);
+};

examples/query-language-and-conditions.php

@@ -31,7 +31,7 @@ $name = $cond1 ? 'K%' : null;
 $dibi->test('
 	SELECT *
 	FROM customers
-	%if', isset($name), 'WHERE name LIKE ?', $name, '%end',
+	%if', isset($name), 'WHERE name LIKE ?', $name, '%end'
 );
 // -> SELECT * FROM customers WHERE name LIKE 'K%'
 
@@ -54,7 +54,7 @@ $dibi->test('
 	WHERE
 		%if', isset($name), 'name LIKE ?', $name, '
 			%if', $cond2, 'AND admin=1 %end
-		%else 1 LIMIT 10 %end',
+		%else 1 LIMIT 10 %end'
 );
 // -> SELECT * FROM customers WHERE LIMIT 10
 

examples/query-language-basic-examples.php

@@ -28,7 +28,7 @@ $dibi->test('
 	SELECT COUNT(*) as [count]
 	FROM [comments]
 	WHERE [ip] LIKE ?', $ipMask, '
-	AND [date] > ', new Dibi\DateTime($timestamp),
+	AND [date] > ', new Dibi\DateTime($timestamp)
 );
 // -> SELECT COUNT(*) as [count] FROM [comments] WHERE [ip] LIKE '192.168.%' AND [date] > 876693600
 
@@ -69,7 +69,7 @@ $array = [1, 2, 3];
 $dibi->test('
 	SELECT *
 	FROM people
-	WHERE id IN (?)', $array,
+	WHERE id IN (?)', $array
 );
 // -> SELECT * FROM people WHERE id IN ( 1, 2, 3 )
 

examples/using-datetime.php

@@ -29,6 +29,6 @@ $dibi->test('
 		'id' => 123,
 		'date' => new DateTime('12.3.2007'),
 		'stamp' => new DateTime('23.1.2007 10:23'),
-	],
+	]
 );
 // -> INSERT INTO [mytable] ([id], [date], [stamp]) VALUES (123, '2007-03-12', '2007-01-23 10-23-00')

examples/using-substitutions.php

@@ -54,6 +54,6 @@ define('SUBST_ACTIVE', 7);
 $dibi->test("
 	UPDATE :account:user
 	SET name='John Doe', status=:active:
-	WHERE id=", 7,
+	WHERE id=", 7
 );
 // -> UPDATE eshop_user SET name='John Doe', status=7 WHERE id= 7

readme.md

@@ -2,7 +2,7 @@
 =========================================================
 
 [![Downloads this Month](https://img.shields.io/packagist/dm/dibi/dibi.svg)](https://packagist.org/packages/dibi/dibi)
-[![Tests](https://github.com/dg/dibi/workflows/Tests/badge.svg?branch=master)](https://github.com/dg/dibi/actions)
+[![Build Status](https://travis-ci.org/dg/dibi.svg?branch=master)](https://travis-ci.org/dg/dibi)
 [![Build Status Windows](https://ci.appveyor.com/api/projects/status/github/dg/dibi?branch=master&svg=true)](https://ci.appveyor.com/project/dg/dibi/branch/master)
 [![Latest Stable Version](https://poser.pugx.org/dibi/dibi/v/stable)](https://github.com/dg/dibi/releases)
 [![License](https://img.shields.io/badge/license-New%20BSD-blue.svg)](https://github.com/dg/dibi/blob/master/license.md)
@@ -15,14 +15,12 @@ Database access functions in PHP are not standardised. This library
 hides the differences between them, and above all, it gives you a very handy interface.
 
 
-Support Me
-----------
+Support Project
+---------------
 
 Do you like Dibi? Are you looking forward to the new features?
 
-[![Buy me a coffee](https://files.nette.org/icons/donation-3.svg)](https://github.com/sponsors/dg)
-
-Thank you!
+[![Donate](https://files.nette.org/icons/donation-1.svg?)](https://nette.org/make-donation?to=dibi)
 
 
 Installation
@@ -34,7 +32,7 @@ Install Dibi via Composer:
 composer require dibi/dibi
 ```
 
-The Dibi 5.0 requires PHP version 8.0 and supports PHP up to 8.3.
+The Dibi 4.1 requires PHP version 7.1 and supports PHP up to 8.0.
 
 
 Usage
@@ -341,7 +339,7 @@ $database->query('INSERT INTO users', [
 There are three methods for dealing with transactions:
 
 ```php
-$database->begin();
+$database->beginTransaction();
 
 $database->commit();
 
@@ -639,7 +637,7 @@ In the configuration file, we will register the DI extensions and add the `dibi`
 
 ```neon
 extensions:
-	dibi: Dibi\Bridges\Nette\DibiExtension3
+	dibi: Dibi\Bridges\Nette\DibiExtension22
 
 dibi:
 	host: localhost

src/Dibi/Bridges/Nette/DibiExtension22.php

@@ -19,14 +19,13 @@ use Tracy;
  */
 class DibiExtension22 extends Nette\DI\CompilerExtension
 {
-	private ?bool $debugMode;
-	private ?bool $cliMode;
+	/** @var bool|null */
+	private $debugMode;
 
 
-	public function __construct(?bool $debugMode = null, ?bool $cliMode = null)
+	public function __construct(bool $debugMode = null)
 	{
 		$this->debugMode = $debugMode;
-		$this->cliMode = $cliMode;
 	}
 
 
@@ -39,11 +38,7 @@ class DibiExtension22 extends Nette\DI\CompilerExtension
 			$this->debugMode = $container->parameters['debugMode'];
 		}
 
-		if ($this->cliMode === null) {
-			$this->cliMode = $container->parameters['consoleMode'];
-		}
-
-		$useProfiler = $config['profiler'] ?? (class_exists(Tracy\Debugger::class) && $this->debugMode && !$this->cliMode);
+		$useProfiler = $config['profiler'] ?? (class_exists(Tracy\Debugger::class) && $this->debugMode);
 
 		unset($config['profiler']);
 
@@ -52,7 +47,6 @@ class DibiExtension22 extends Nette\DI\CompilerExtension
 			foreach ((array) $config['flags'] as $flag) {
 				$flags |= constant($flag);
 			}
-
 			$config['flags'] = $flags;
 		}
 
@@ -63,10 +57,9 @@ class DibiExtension22 extends Nette\DI\CompilerExtension
 		if (class_exists(Tracy\Debugger::class)) {
 			$connection->addSetup(
 				[new Nette\DI\Statement('Tracy\Debugger::getBlueScreen'), 'addPanel'],
-				[[Dibi\Bridges\Tracy\Panel::class, 'renderException']],
+				[[Dibi\Bridges\Tracy\Panel::class, 'renderException']]
 			);
 		}
-
 		if ($useProfiler) {
 			$panel = $container->addDefinition($this->prefix('panel'))
 				->setFactory(Dibi\Bridges\Tracy\Panel::class, [

src/Dibi/Bridges/Nette/DibiExtension3.php

@@ -1,96 +0,0 @@
-<?php
-
-/**
- * This file is part of the Dibi, smart database abstraction layer (https://dibiphp.com)
- * Copyright (c) 2005 David Grudl (https://davidgrudl.com)
- */
-
-declare(strict_types=1);
-
-namespace Dibi\Bridges\Nette;
-
-use Dibi;
-use Nette;
-use Nette\Schema\Expect;
-use Tracy;
-
-
-/**
- * Dibi extension for Nette Framework 3. Creates 'connection' & 'panel' services.
- */
-class DibiExtension3 extends Nette\DI\CompilerExtension
-{
-	private ?bool $debugMode;
-	private ?bool $cliMode;
-
-
-	public function __construct(?bool $debugMode = null, ?bool $cliMode = null)
-	{
-		$this->debugMode = $debugMode;
-		$this->cliMode = $cliMode;
-	}
-
-
-	public function getConfigSchema(): Nette\Schema\Schema
-	{
-		return Expect::structure([
-			'autowired' => Expect::bool(true),
-			'flags' => Expect::anyOf(Expect::arrayOf('string'), Expect::type('dynamic')),
-			'profiler' => Expect::bool(),
-			'explain' => Expect::bool(true),
-			'filter' => Expect::bool(true),
-			'driver' => Expect::string()->dynamic(),
-			'name' => Expect::string()->dynamic(),
-			'lazy' => Expect::bool(false)->dynamic(),
-			'onConnect' => Expect::array()->dynamic(),
-			'substitutes' => Expect::arrayOf('string')->dynamic(),
-			'result' => Expect::structure([
-				'normalize' => Expect::bool(true),
-				'formatDateTime' => Expect::string(),
-				'formatTimeInterval' => Expect::string(),
-				'formatJson' => Expect::string(),
-			]),
-		])->otherItems(Expect::type('mixed'))
-			->castTo('array');
-	}
-
-
-	public function loadConfiguration()
-	{
-		$container = $this->getContainerBuilder();
-		$config = $this->getConfig();
-		$this->debugMode ??= $container->parameters['debugMode'];
-		$this->cliMode ??= $container->parameters['consoleMode'];
-
-		$useProfiler = $config['profiler'] ?? (class_exists(Tracy\Debugger::class) && $this->debugMode && !$this->cliMode);
-		unset($config['profiler']);
-
-		if (is_array($config['flags'])) {
-			$flags = 0;
-			foreach ((array) $config['flags'] as $flag) {
-				$flags |= constant($flag);
-			}
-			$config['flags'] = $flags;
-		}
-
-		$connection = $container->addDefinition($this->prefix('connection'))
-			->setCreator(Dibi\Connection::class, [$config])
-			->setAutowired($config['autowired']);
-
-		if (class_exists(Tracy\Debugger::class)) {
-			$connection->addSetup(
-				[new Nette\DI\Definitions\Statement('Tracy\Debugger::getBlueScreen'), 'addPanel'],
-				[[Dibi\Bridges\Tracy\Panel::class, 'renderException']],
-			);
-		}
-
-		if ($useProfiler) {
-			$panel = $container->addDefinition($this->prefix('panel'))
-				->setCreator(Dibi\Bridges\Tracy\Panel::class, [
-					$config['explain'],
-					$config['filter'] ? Dibi\Event::QUERY : Dibi\Event::ALL,
-				]);
-			$connection->addSetup([$panel, 'register'], [$connection]);
-		}
-	}
-}

src/Dibi/Bridges/Nette/config.sample.neon

@@ -1,8 +1,8 @@
 # This will create service named 'dibi.connection'.
-# Requires Nette Framework 3 or later
+# Requires Nette Framework 2.2 or later
 
 extensions:
-	dibi: Dibi\Bridges\Nette\DibiExtension3
+	dibi: Dibi\Bridges\Nette\DibiExtension22
 
 dibi:
 	host: localhost

src/Dibi/Bridges/Tracy/Panel.php

@@ -20,13 +20,22 @@ use Tracy;
  */
 class Panel implements Tracy\IBarPanel
 {
-	public static int $maxLength = 1000;
-	public bool|string $explain;
-	public int $filter;
-	private array $events = [];
+	use Dibi\Strict;
+
+	/** @var int maximum SQL length */
+	public static $maxLength = 1000;
+
+	/** @var bool|string  explain queries? */
+	public $explain;
+
+	/** @var int */
+	public $filter;
+
+	/** @var array */
+	private $events = [];
 
 
-	public function __construct(bool $explain = true, ?int $filter = null)
+	public function __construct($explain = true, int $filter = null)
 	{
 		$this->filter = $filter ?: Event::QUERY;
 		$this->explain = $explain;
@@ -49,7 +58,6 @@ class Panel implements Tracy\IBarPanel
 		if (($event->type & $this->filter) === 0) {
 			return;
 		}
-
 		$this->events[] = $event;
 	}
 
@@ -62,7 +70,7 @@ class Panel implements Tracy\IBarPanel
 		if ($e instanceof Dibi\Exception && $e->getSql()) {
 			return [
 				'tab' => 'SQL',
-				'panel' => Helpers::dump($e->getSql(), return: true),
+				'panel' => Helpers::dump($e->getSql(), true),
 			];
 		}
 
@@ -80,10 +88,9 @@ class Panel implements Tracy\IBarPanel
 		foreach ($this->events as $event) {
 			$totalTime += $event->time;
 		}
-
 		return '<span title="dibi"><svg viewBox="0 0 2048 2048" style="vertical-align: bottom; width:1.23em; height:1.55em"><path fill="' . ($count ? '#b079d6' : '#aaa') . '" d="M1024 896q237 0 443-43t325-127v170q0 69-103 128t-280 93.5-385 34.5-385-34.5-280-93.5-103-128v-170q119 84 325 127t443 43zm0 768q237 0 443-43t325-127v170q0 69-103 128t-280 93.5-385 34.5-385-34.5-280-93.5-103-128v-170q119 84 325 127t443 43zm0-384q237 0 443-43t325-127v170q0 69-103 128t-280 93.5-385 34.5-385-34.5-280-93.5-103-128v-170q119 84 325 127t443 43zm0-1152q208 0 385 34.5t280 93.5 103 128v128q0 69-103 128t-280 93.5-385 34.5-385-34.5-280-93.5-103-128v-128q0-69 103-128t280-93.5 385-34.5z"/></svg><span class="tracy-label">'
-			. $count . "\u{a0}queries"
-			. ($totalTime ? ' / ' . number_format($totalTime * 1000, 1, '.', "\u{202f}") . "\u{202f}ms" : '')
+			. $count . ' queries'
+			. ($totalTime ? ' / ' . number_format($totalTime * 1000, 1, '.', ' ') . ' ms' : '')
 			. '</span></span>';
 	}
 
@@ -118,25 +125,23 @@ class Panel implements Tracy\IBarPanel
 					? $this->explain
 					: ($connection->getConfig('driver') === 'oracle' ? 'EXPLAIN PLAN FOR' : 'EXPLAIN');
 				try {
-					$explain = @Helpers::dump($connection->nativeQuery("$cmd $event->sql"), return: true);
+					$explain = @Helpers::dump($connection->nativeQuery("$cmd $event->sql"), true);
 				} catch (Dibi\Exception $e) {
 				}
-
 				[$connection->onEvent, \dibi::$numOfQueries, \dibi::$totalTime] = $backup;
 			}
 
-			$s .= '<tr><td data-order="' . $event->time . '">' . number_format($event->time * 1000, 3, '.', "\u{202f}");
+			$s .= '<tr><td data-order="' . $event->time . '">' . number_format($event->time * 1000, 3, '.', ' ');
 			if ($explain) {
 				static $counter;
 				$counter++;
 				$s .= "<br /><a href='#tracy-debug-DibiProfiler-row-$counter' class='tracy-toggle tracy-collapsed' rel='#tracy-debug-DibiProfiler-row-$counter'>explain</a>";
 			}
 
-			$s .= '</td><td class="tracy-DibiProfiler-sql">' . Helpers::dump(strlen($event->sql) > self::$maxLength ? substr($event->sql, 0, self::$maxLength) . '...' : $event->sql, return: true);
+			$s .= '</td><td class="tracy-DibiProfiler-sql">' . Helpers::dump(strlen($event->sql) > self::$maxLength ? substr($event->sql, 0, self::$maxLength) . '...' : $event->sql, true);
 			if ($explain) {
 				$s .= "<div id='tracy-debug-DibiProfiler-row-$counter' class='tracy-collapsed'>{$explain}</div>";
 			}
-
 			if ($event->source) {
 				$s .= Tracy\Helpers::editorLink($event->source[0], $event->source[1]); //->class('tracy-DibiProfiler-source');
 			}
@@ -150,8 +155,8 @@ class Panel implements Tracy\IBarPanel
 		return '<style> #tracy-debug td.tracy-DibiProfiler-sql { background: white !important }
 			#tracy-debug .tracy-DibiProfiler-source { color: #999 !important }
 			#tracy-debug tracy-DibiProfiler tr table { margin: 8px 0; max-height: 150px; overflow:auto } </style>
-			<h1>Queries:' . "\u{a0}" . count($this->events)
-				. ($totalTime === null ? '' : ", time:\u{a0}" . number_format($totalTime * 1000, 1, '.', "\u{202f}") . "\u{202f}ms") . ', '
+			<h1>Queries: ' . count($this->events)
+				. ($totalTime === null ? '' : ', time: ' . number_format($totalTime * 1000, 1, '.', ' ') . ' ms') . ', '
 				. htmlspecialchars($this->getConnectionName($singleConnection)) . '</h1>
 			<div class="tracy-inner tracy-DibiProfiler">
 			<table class="tracy-sortable">
@@ -165,8 +170,8 @@ class Panel implements Tracy\IBarPanel
 	private function getConnectionName(Dibi\Connection $connection): string
 	{
 		$driver = $connection->getConfig('driver');
-		return get_debug_type($driver)
+		return (is_object($driver) ? get_class($driver) : $driver)
 			. ($connection->getConfig('name') ? '/' . $connection->getConfig('name') : '')
-			. ($connection->getConfig('host') ? "\u{202f}@\u{202f}" . $connection->getConfig('host') : '');
+			. ($connection->getConfig('host') ? ' @ ' . $connection->getConfig('host') : '');
 	}
 }

src/Dibi/Connection.php

@@ -9,7 +9,6 @@ declare(strict_types=1);
 
 namespace Dibi;
 
-use JetBrains\PhpStorm\Language;
 use Traversable;
 
 
@@ -21,39 +20,34 @@ use Traversable;
  */
 class Connection implements IConnection
 {
-	/** function (Event $event); Occurs after query is executed */
-	public ?array $onEvent = [];
-	private array $config;
+	use Strict;
 
-	/** @var string[]  resultset formats */
-	private array $formats;
-	private ?Driver $driver = null;
-	private ?Translator $translator = null;
+	/** @var array of function (Event $event); Occurs after query is executed */
+	public $onEvent = [];
 
-	/** @var array<string, callable(object): Expression | null> */
-	private array $translators = [];
-	private bool $sortTranslators = false;
-	private HashMap $substitutes;
-	private int $transactionDepth = 0;
+	/** @var array  Current connection configuration */
+	private $config;
+
+	/** @var Driver|null */
+	private $driver;
+
+	/** @var Translator|null */
+	private $translator;
+
+	/** @var HashMap Substitutes for identifiers */
+	private $substitutes;
 
 
 	/**
 	 * Connection options: (see driver-specific options too)
 	 *   - lazy (bool) => if true, connection will be established only when required
 	 *   - result (array) => result set options
-	 *       - normalize => normalizes result fields (default: true)
-	 *       - formatDateTime => date-time format
-	 *           empty for decoding as Dibi\DateTime (default)
-	 *           "..." formatted according to given format, see https://www.php.net/manual/en/datetime.format.php
-	 *           "native" for leaving value as is
-	 *       - formatTimeInterval => time-interval format
-	 *           empty for decoding as DateInterval (default)
-	 *           "..." formatted according to given format, see https://www.php.net/manual/en/dateinterval.format.php
-	 *           "native" for leaving value as is
-	 *       - formatJson => json format
-	 *           "array" for decoding json as an array (default)
-	 *           "object" for decoding json as \stdClass
-	 *           "native" for leaving value as is
+	 *       - formatDateTime => date-time format (if empty, DateTime objects will be returned)
+	 *       - formatJson => json format (
+	 *           "string" for leaving value as is,
+	 *           "object" for decoding json as \stdClass,
+	 *           "array" for decoding json as an array - default
+	 *       )
 	 *   - profiler (array)
 	 *       - run (bool) => enable profiler?
 	 *       - file => file to log
@@ -62,24 +56,18 @@ class Connection implements IConnection
 	 *   - onConnect (array) => list of SQL queries to execute (by Connection::query()) after connection is established
 	 * @throws Exception
 	 */
-	public function __construct(array $config, ?string $name = null)
+	public function __construct(array $config, string $name = null)
 	{
 		Helpers::alias($config, 'username', 'user');
 		Helpers::alias($config, 'password', 'pass');
 		Helpers::alias($config, 'host', 'hostname');
 		Helpers::alias($config, 'result|formatDate', 'resultDate');
 		Helpers::alias($config, 'result|formatDateTime', 'resultDateTime');
-		$config['driver'] ??= 'mysqli';
+		$config['driver'] = $config['driver'] ?? 'mysqli';
 		$config['name'] = $name;
+		$config['result']['formatJson'] = $config['result']['formatJson'] ?? 'array';
 		$this->config = $config;
 
-		$this->formats = [
-			Type::DATE => $this->config['result']['formatDate'],
-			Type::DATETIME => $this->config['result']['formatDateTime'],
-			Type::JSON => $this->config['result']['formatJson'] ?? 'array',
-			Type::TIME_INTERVAL => $this->config['result']['formatTimeInterval'] ?? null,
-		];
-
 		// profiler
 		if (isset($config['profiler']['file']) && (!isset($config['profiler']['run']) || $config['profiler']['run'])) {
 			$filter = $config['profiler']['filter'] ?? Event::QUERY;
@@ -87,7 +75,7 @@ class Connection implements IConnection
 			$this->onEvent[] = [new Loggers\FileLogger($config['profiler']['file'], $filter, $errorsOnly), 'logEvent'];
 		}
 
-		$this->substitutes = new HashMap(fn(string $expr) => ":$expr:");
+		$this->substitutes = new HashMap(function (string $expr) { return ":$expr:"; });
 		if (!empty($config['substitutes'])) {
 			foreach ($config['substitutes'] as $key => $value) {
 				$this->substitutes->$key = $value;
@@ -144,17 +132,16 @@ class Connection implements IConnection
 			if ($event) {
 				$this->onEvent($event->done());
 			}
-
 			if (isset($this->config['onConnect'])) {
 				foreach ($this->config['onConnect'] as $sql) {
 					$this->query($sql);
 				}
 			}
+
 		} catch (DriverException $e) {
 			if ($event) {
 				$this->onEvent($event->done($e));
 			}
-
 			throw $e;
 		}
 	}
@@ -184,8 +171,9 @@ class Connection implements IConnection
 	/**
 	 * Returns configuration variable. If no $key is passed, returns the entire array.
 	 * @see self::__construct
+	 * @return mixed
 	 */
-	final public function getConfig(?string $key = null, $default = null): mixed
+	final public function getConfig(string $key = null, $default = null)
 	{
 		return $key === null
 			? $this->config
@@ -201,51 +189,48 @@ class Connection implements IConnection
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		return $this->driver;
 	}
 
 
 	/**
 	 * Generates (translates) and executes SQL query.
+	 * @param  mixed  ...$args
 	 * @throws Exception
 	 */
-	final public function query(#[Language('GenericSQL')] mixed ...$args): Result
+	final public function query(...$args): Result
 	{
-		return $this->nativeQuery($this->translate(...$args));
+		return $this->nativeQuery($this->translateArgs($args));
 	}
 
 
 	/**
 	 * Generates SQL query.
+	 * @param  mixed  ...$args
 	 * @throws Exception
 	 */
-	final public function translate(#[Language('GenericSQL')] mixed ...$args): string
+	final public function translate(...$args): string
 	{
-		if (!$this->driver) {
-			$this->connect();
-		}
-
-		return (clone $this->translator)->translate($args);
+		return $this->translateArgs($args);
 	}
 
 
 	/**
 	 * Generates and prints SQL query.
+	 * @param  mixed  ...$args
 	 */
-	final public function test(#[Language('GenericSQL')] mixed ...$args): bool
+	final public function test(...$args): bool
 	{
 		try {
-			Helpers::dump($this->translate(...$args));
+			Helpers::dump($this->translateArgs($args));
 			return true;
 
 		} catch (Exception $e) {
 			if ($e->getSql()) {
 				Helpers::dump($e->getSql());
 			} else {
-				echo $e::class . ': ' . $e->getMessage() . (PHP_SAPI === 'cli' ? "\n" : '<br>');
+				echo get_class($e) . ': ' . $e->getMessage() . (PHP_SAPI === 'cli' ? "\n" : '<br>');
 			}
-
 			return false;
 		}
 	}
@@ -253,11 +238,24 @@ class Connection implements IConnection
 
 	/**
 	 * Generates (translates) and returns SQL query as DataSource.
+	 * @param  mixed  ...$args
 	 * @throws Exception
 	 */
-	final public function dataSource(#[Language('GenericSQL')] mixed ...$args): DataSource
+	final public function dataSource(...$args): DataSource
 	{
-		return new DataSource($this->translate(...$args), $this);
+		return new DataSource($this->translateArgs($args), $this);
+	}
+
+
+	/**
+	 * Generates SQL query.
+	 */
+	protected function translateArgs(array $args): string
+	{
+		if (!$this->driver) {
+			$this->connect();
+		}
+		return (clone $this->translator)->translate($args);
 	}
 
 
@@ -265,7 +263,7 @@ class Connection implements IConnection
 	 * Executes the SQL query.
 	 * @throws Exception
 	 */
-	final public function nativeQuery(#[Language('SQL')] string $sql): Result
+	final public function nativeQuery(string $sql): Result
 	{
 		if (!$this->driver) {
 			$this->connect();
@@ -280,7 +278,6 @@ class Connection implements IConnection
 			if ($event) {
 				$this->onEvent($event->done($e));
 			}
-
 			throw $e;
 		}
 
@@ -288,7 +285,6 @@ class Connection implements IConnection
 		if ($event) {
 			$this->onEvent($event->done($res));
 		}
-
 		return $res;
 	}
 
@@ -302,12 +298,10 @@ class Connection implements IConnection
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		$rows = $this->driver->getAffectedRows();
 		if ($rows === null || $rows < 0) {
 			throw new Exception('Cannot retrieve number of affected rows.');
 		}
-
 		return $rows;
 	}
 
@@ -316,17 +310,15 @@ class Connection implements IConnection
 	 * Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
 	 * @throws Exception
 	 */
-	public function getInsertId(?string $sequence = null): int
+	public function getInsertId(string $sequence = null): int
 	{
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		$id = $this->driver->getInsertId($sequence);
 		if ($id === null) {
 			throw new Exception('Cannot retrieve last generated ID.');
 		}
-
 		return $id;
 	}
 
@@ -334,27 +326,22 @@ class Connection implements IConnection
 	/**
 	 * Begins a transaction (if supported).
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
-		if ($this->transactionDepth !== 0) {
-			throw new \LogicException(__METHOD__ . '() call is forbidden inside a transaction() callback');
-		}
-
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		$event = $this->onEvent ? new Event($this, Event::BEGIN, $savepoint) : null;
 		try {
 			$this->driver->begin($savepoint);
 			if ($event) {
 				$this->onEvent($event->done());
 			}
+
 		} catch (DriverException $e) {
 			if ($event) {
 				$this->onEvent($event->done($e));
 			}
-
 			throw $e;
 		}
 	}
@@ -363,27 +350,22 @@ class Connection implements IConnection
 	/**
 	 * Commits statements in a transaction.
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
-		if ($this->transactionDepth !== 0) {
-			throw new \LogicException(__METHOD__ . '() call is forbidden inside a transaction() callback');
-		}
-
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		$event = $this->onEvent ? new Event($this, Event::COMMIT, $savepoint) : null;
 		try {
 			$this->driver->commit($savepoint);
 			if ($event) {
 				$this->onEvent($event->done());
 			}
+
 		} catch (DriverException $e) {
 			if ($event) {
 				$this->onEvent($event->done($e));
 			}
-
 			throw $e;
 		}
 	}
@@ -392,66 +374,36 @@ class Connection implements IConnection
 	/**
 	 * Rollback changes in a transaction.
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
-		if ($this->transactionDepth !== 0) {
-			throw new \LogicException(__METHOD__ . '() call is forbidden inside a transaction() callback');
-		}
-
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		$event = $this->onEvent ? new Event($this, Event::ROLLBACK, $savepoint) : null;
 		try {
 			$this->driver->rollback($savepoint);
 			if ($event) {
 				$this->onEvent($event->done());
 			}
+
 		} catch (DriverException $e) {
 			if ($event) {
 				$this->onEvent($event->done($e));
 			}
-
 			throw $e;
 		}
 	}
 
 
-	public function transaction(callable $callback): mixed
-	{
-		if ($this->transactionDepth === 0) {
-			$this->begin();
-		}
-
-		$this->transactionDepth++;
-		try {
-			$res = $callback($this);
-		} catch (\Throwable $e) {
-			$this->transactionDepth--;
-			if ($this->transactionDepth === 0) {
-				$this->rollback();
-			}
-
-			throw $e;
-		}
-
-		$this->transactionDepth--;
-		if ($this->transactionDepth === 0) {
-			$this->commit();
-		}
-
-		return $res;
-	}
-
-
 	/**
 	 * Result set factory.
 	 */
 	public function createResultSet(ResultDriver $resultDriver): Result
 	{
-		return (new Result($resultDriver, $this->config['result']['normalize'] ?? true))
-			->setFormats($this->formats);
+		$res = new Result($resultDriver);
+		return $res->setFormat(Type::DATE, $this->config['result']['formatDate'])
+			->setFormat(Type::DATETIME, $this->config['result']['formatDateTime'])
+			->setFormat(Type::JSON, $this->config['result']['formatJson']);
 	}
 
 
@@ -484,7 +436,6 @@ class Connection implements IConnection
 		if ($args instanceof Traversable) {
 			$args = iterator_to_array($args);
 		}
-
 		return $this->command()->insert()
 			->into('%n', $table, '(%n)', array_keys($args))->values('%l', $args);
 	}
@@ -513,77 +464,9 @@ class Connection implements IConnection
 	 */
 	public function substitute(string $value): string
 	{
-		return str_contains($value, ':')
-			? preg_replace_callback('#:([^:\s]*):#', fn(array $m) => $this->substitutes->{$m[1]}, $value)
-			: $value;
-	}
-
-
-	/********************* value objects translation ****************d*g**/
-
-
-	/**
-	 * @param  callable(object): Expression  $translator
-	 */
-	public function setObjectTranslator(callable $translator): void
-	{
-		if (!$translator instanceof \Closure) {
-			$translator = \Closure::fromCallable($translator);
-		}
-
-		$param = (new \ReflectionFunction($translator))->getParameters()[0] ?? null;
-		$type = $param?->getType();
-		$types = match (true) {
-			$type instanceof \ReflectionNamedType => [$type],
-			$type instanceof \ReflectionUnionType => $type->getTypes(),
-			default => throw new Exception('Object translator must have exactly one parameter with class typehint.'),
-		};
-
-		foreach ($types as $type) {
-			if ($type->isBuiltin() || $type->allowsNull()) {
-				throw new Exception("Object translator must have exactly one parameter with non-nullable class typehint, got '$type'.");
-			}
-			$this->translators[$type->getName()] = $translator;
-		}
-		$this->sortTranslators = true;
-	}
-
-
-	public function translateObject(object $object): ?Expression
-	{
-		if ($this->sortTranslators) {
-			$this->translators = array_filter($this->translators);
-			uksort($this->translators, fn($a, $b) => is_subclass_of($a, $b) ? -1 : 1);
-			$this->sortTranslators = false;
-		}
-
-		if (!array_key_exists($object::class, $this->translators)) {
-			$translator = null;
-			foreach ($this->translators as $class => $t) {
-				if ($object instanceof $class) {
-					$translator = $t;
-					break;
-				}
-			}
-			$this->translators[$object::class] = $translator;
-		}
-
-		$translator = $this->translators[$object::class];
-		if ($translator === null) {
-			return null;
-		}
-
-		$result = $translator($object);
-		if (!$result instanceof Expression) {
-			throw new Exception(sprintf(
-				"Object translator for class '%s' returned '%s' but %s expected.",
-				$object::class,
-				get_debug_type($result),
-				Expression::class,
-			));
-		}
-
-		return $result;
+		return strpos($value, ':') === false
+			? $value
+			: preg_replace_callback('#:([^:\s]*):#', function (array $m) { return $this->substitutes->{$m[1]}; }, $value);
 	}
 
 
@@ -592,9 +475,10 @@ class Connection implements IConnection
 
 	/**
 	 * Executes SQL query and fetch result - shortcut for query() & fetch().
+	 * @param  mixed  ...$args
 	 * @throws Exception
 	 */
-	public function fetch(#[Language('GenericSQL')] mixed ...$args): ?Row
+	public function fetch(...$args): ?Row
 	{
 		return $this->query($args)->fetch();
 	}
@@ -602,10 +486,11 @@ class Connection implements IConnection
 
 	/**
 	 * Executes SQL query and fetch results - shortcut for query() & fetchAll().
+	 * @param  mixed  ...$args
 	 * @return Row[]|array[]
 	 * @throws Exception
 	 */
-	public function fetchAll(#[Language('GenericSQL')] mixed ...$args): array
+	public function fetchAll(...$args): array
 	{
 		return $this->query($args)->fetchAll();
 	}
@@ -613,9 +498,11 @@ class Connection implements IConnection
 
 	/**
 	 * Executes SQL query and fetch first column - shortcut for query() & fetchSingle().
+	 * @param  mixed  ...$args
+	 * @return mixed
 	 * @throws Exception
 	 */
-	public function fetchSingle(#[Language('GenericSQL')] mixed ...$args): mixed
+	public function fetchSingle(...$args)
 	{
 		return $this->query($args)->fetchSingle();
 	}
@@ -623,9 +510,10 @@ class Connection implements IConnection
 
 	/**
 	 * Executes SQL query and fetch pairs - shortcut for query() & fetchPairs().
+	 * @param  mixed  ...$args
 	 * @throws Exception
 	 */
-	public function fetchPairs(#[Language('GenericSQL')] mixed ...$args): array
+	public function fetchPairs(...$args): array
 	{
 		return $this->query($args)->fetchPairs();
 	}
@@ -651,7 +539,7 @@ class Connection implements IConnection
 	 * @param  callable  $onProgress  function (int $count, ?float $percent): void
 	 * @return int  count of sql commands
 	 */
-	public function loadFile(string $file, ?callable $onProgress = null): int
+	public function loadFile(string $file, callable $onProgress = null): int
 	{
 		return Helpers::loadFromFile($this, $file, $onProgress);
 	}
@@ -665,7 +553,6 @@ class Connection implements IConnection
 		if (!$this->driver) {
 			$this->connect();
 		}
-
 		return new Reflection\Database($this->driver->getReflector(), $this->config['database'] ?? null);
 	}
 

src/Dibi/DataSource.php

@@ -15,16 +15,37 @@ namespace Dibi;
  */
 class DataSource implements IDataSource
 {
-	private Connection $connection;
-	private string $sql;
-	private ?Result $result = null;
-	private ?int $count = null;
-	private ?int $totalCount = null;
-	private array $cols = [];
-	private array $sorting = [];
-	private array $conds = [];
-	private ?int $offset = null;
-	private ?int $limit = null;
+	use Strict;
+
+	/** @var Connection */
+	private $connection;
+
+	/** @var string */
+	private $sql;
+
+	/** @var Result|null */
+	private $result;
+
+	/** @var int|null */
+	private $count;
+
+	/** @var int|null */
+	private $totalCount;
+
+	/** @var array */
+	private $cols = [];
+
+	/** @var array */
+	private $sorting = [];
+
+	/** @var array */
+	private $conds = [];
+
+	/** @var int|null */
+	private $offset;
+
+	/** @var int|null */
+	private $limit;
 
 
 	/**
@@ -44,14 +65,13 @@ class DataSource implements IDataSource
 	 * @param  string|array  $col  column name or array of column names
 	 * @param  string  $as        column alias
 	 */
-	public function select(string|array $col, ?string $as = null): static
+	public function select($col, string $as = null): self
 	{
 		if (is_array($col)) {
 			$this->cols = $col;
 		} else {
 			$this->cols[$col] = $as;
 		}
-
 		$this->result = null;
 		return $this;
 	}
@@ -60,7 +80,7 @@ class DataSource implements IDataSource
 	/**
 	 * Adds conditions to query.
 	 */
-	public function where($cond): static
+	public function where($cond): self
 	{
 		$this->conds[] = is_array($cond)
 			? $cond // TODO: not consistent with select and orderBy
@@ -74,14 +94,13 @@ class DataSource implements IDataSource
 	 * Selects columns to order by.
 	 * @param  string|array  $row  column name or array of column names
 	 */
-	public function orderBy(string|array $row, string $direction = 'ASC'): static
+	public function orderBy($row, string $direction = 'ASC'): self
 	{
 		if (is_array($row)) {
 			$this->sorting = $row;
 		} else {
 			$this->sorting[$row] = $direction;
 		}
-
 		$this->result = null;
 		return $this;
 	}
@@ -90,7 +109,7 @@ class DataSource implements IDataSource
 	/**
 	 * Limits number of rows.
 	 */
-	public function applyLimit(int $limit, ?int $offset = null): static
+	public function applyLimit(int $limit, int $offset = null): self
 	{
 		$this->limit = $limit;
 		$this->offset = $offset;
@@ -116,7 +135,6 @@ class DataSource implements IDataSource
 		if ($this->result === null) {
 			$this->result = $this->connection->nativeQuery($this->__toString());
 		}
-
 		return $this->result;
 	}
 
@@ -140,7 +158,7 @@ class DataSource implements IDataSource
 	 * Like fetch(), but returns only first field.
 	 * @return mixed  value on success, null if no next record
 	 */
-	public function fetchSingle(): mixed
+	public function fetchSingle()
 	{
 		return $this->getResult()->fetchSingle();
 	}
@@ -167,7 +185,7 @@ class DataSource implements IDataSource
 	/**
 	 * Fetches all records from table like $key => $value pairs.
 	 */
-	public function fetchPairs(?string $key = null, ?string $value = null): array
+	public function fetchPairs(string $key = null, string $value = null): array
 	{
 		return $this->getResult()->fetchPairs($key, $value);
 	}
@@ -208,19 +226,24 @@ class DataSource implements IDataSource
 	 */
 	public function __toString(): string
 	{
-		return $this->connection->translate(
-			"\nSELECT %n",
-			(empty($this->cols) ? '*' : $this->cols),
-			"\nFROM %SQL",
-			$this->sql,
-			"\n%ex",
-			$this->conds ? ['WHERE %and', $this->conds] : null,
-			"\n%ex",
-			$this->sorting ? ['ORDER BY %by', $this->sorting] : null,
-			"\n%ofs %lmt",
-			$this->offset,
-			$this->limit,
-		);
+		try {
+			return $this->connection->translate(
+				"\nSELECT %n",
+				(empty($this->cols) ? '*' : $this->cols),
+				"\nFROM %SQL",
+				$this->sql,
+				"\n%ex",
+				$this->conds ? ['WHERE %and', $this->conds] : null,
+				"\n%ex",
+				$this->sorting ? ['ORDER BY %by', $this->sorting] : null,
+				"\n%ofs %lmt",
+				$this->offset,
+				$this->limit
+			);
+		} catch (\Throwable $e) {
+			trigger_error($e->getMessage(), E_USER_ERROR);
+			return '';
+		}
 	}
 
 
@@ -235,11 +258,10 @@ class DataSource implements IDataSource
 		if ($this->count === null) {
 			$this->count = $this->conds || $this->offset || $this->limit
 				? Helpers::intVal($this->connection->nativeQuery(
-					'SELECT COUNT(*) FROM (' . $this->__toString() . ') t',
+					'SELECT COUNT(*) FROM (' . $this->__toString() . ') t'
 				)->fetchSingle())
 				: $this->getTotalCount();
 		}
-
 		return $this->count;
 	}
 
@@ -251,10 +273,9 @@ class DataSource implements IDataSource
 	{
 		if ($this->totalCount === null) {
 			$this->totalCount = Helpers::intVal($this->connection->nativeQuery(
-				'SELECT COUNT(*) FROM ' . $this->sql,
+				'SELECT COUNT(*) FROM ' . $this->sql
 			)->fetchSingle());
 		}
-
 		return $this->totalCount;
 	}
 }

src/Dibi/DateTime.php

@@ -15,7 +15,12 @@ namespace Dibi;
  */
 class DateTime extends \DateTimeImmutable
 {
-	public function __construct(string|int $time = 'now', ?\DateTimeZone $timezone = null)
+	use Strict;
+
+	/**
+	 * @param  string|int  $time
+	 */
+	public function __construct($time = 'now', \DateTimeZone $timezone = null)
 	{
 		$timezone = $timezone ?: new \DateTimeZone(date_default_timezone_get());
 		if (is_numeric($time)) {

src/Dibi/Drivers/DummyDriver.php

@@ -17,6 +17,8 @@ use Dibi;
  */
 class DummyDriver implements Dibi\Driver, Dibi\ResultDriver, Dibi\Reflector
 {
+	use Dibi\Strict;
+
 	public function disconnect(): void
 	{
 	}
@@ -40,22 +42,22 @@ class DummyDriver implements Dibi\Driver, Dibi\ResultDriver, Dibi\Reflector
 	}
 
 
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 	}
 
 
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 	}
 
 
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 	}
 
 
-	public function getResource(): mixed
+	public function getResource()
 	{
 		return null;
 	}
@@ -169,9 +171,8 @@ class DummyDriver implements Dibi\Driver, Dibi\ResultDriver, Dibi\Reflector
 	}
 
 
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
-		return null;
 	}
 
 

src/Dibi/Drivers/FirebirdDriver.php

@@ -26,14 +26,18 @@ use Dibi\Helpers;
  */
 class FirebirdDriver implements Dibi\Driver
 {
+	use Dibi\Strict;
+
 	public const ERROR_EXCEPTION_THROWN = -836;
 
 	/** @var resource */
 	private $connection;
 
-	/** @var ?resource */
+	/** @var resource|null */
 	private $transaction;
-	private bool $inTransaction = false;
+
+	/** @var bool */
+	private $inTransaction = false;
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -97,10 +101,10 @@ class FirebirdDriver implements Dibi\Driver
 			} else {
 				throw new Dibi\DriverException(ibase_errmsg(), ibase_errcode(), $sql);
 			}
+
 		} elseif (is_resource($res)) {
 			return $this->createResultDriver($res);
 		}
-
 		return null;
 	}
 
@@ -127,12 +131,11 @@ class FirebirdDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 		if ($savepoint !== null) {
 			throw new Dibi\NotSupportedException('Savepoints are not supported in Firebird/Interbase.');
 		}
-
 		$this->transaction = ibase_trans($this->getResource());
 		$this->inTransaction = true;
 	}
@@ -142,7 +145,7 @@ class FirebirdDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		if ($savepoint !== null) {
 			throw new Dibi\NotSupportedException('Savepoints are not supported in Firebird/Interbase.');
@@ -160,7 +163,7 @@ class FirebirdDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		if ($savepoint !== null) {
 			throw new Dibi\NotSupportedException('Savepoints are not supported in Firebird/Interbase.');
@@ -187,7 +190,7 @@ class FirebirdDriver implements Dibi\Driver
 	 * Returns the connection resource.
 	 * @return resource|null
 	 */
-	public function getResource(): mixed
+	public function getResource()
 	{
 		return is_resource($this->connection) ? $this->connection : null;
 	}

src/Dibi/Drivers/FirebirdReflector.php

@@ -17,7 +17,10 @@ use Dibi;
  */
 class FirebirdReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
 
 
 	public function __construct(Dibi\Driver $driver)
@@ -44,7 +47,6 @@ class FirebirdReflector implements Dibi\Reflector
 				'view' => $row[1] === 'TRUE',
 			];
 		}
-
 		return $tables;
 	}
 
@@ -97,7 +99,6 @@ class FirebirdReflector implements Dibi\Reflector
 				'autoincrement' => false,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -130,7 +131,6 @@ class FirebirdReflector implements Dibi\Reflector
 			$indexes[$key]['table'] = $table;
 			$indexes[$key]['columns'][$row['FIELD_POSITION']] = $row['FIELD_NAME'];
 		}
-
 		return $indexes;
 	}
 
@@ -159,7 +159,6 @@ class FirebirdReflector implements Dibi\Reflector
 				'table' => $table,
 			];
 		}
-
 		return $keys;
 	}
 
@@ -180,7 +179,6 @@ class FirebirdReflector implements Dibi\Reflector
 		while ($row = $res->fetch(false)) {
 			$indices[] = $row[0];
 		}
-
 		return $indices;
 	}
 
@@ -203,7 +201,6 @@ class FirebirdReflector implements Dibi\Reflector
 		while ($row = $res->fetch(false)) {
 			$constraints[] = $row[0];
 		}
-
 		return $constraints;
 	}
 
@@ -212,7 +209,7 @@ class FirebirdReflector implements Dibi\Reflector
 	 * Returns metadata for all triggers in a table or database.
 	 * (Only if user has permissions on ALTER TABLE, INSERT/UPDATE/DELETE record in table)
 	 */
-	public function getTriggersMeta(?string $table = null): array
+	public function getTriggersMeta(string $table = null): array
 	{
 		$res = $this->driver->query(
 			"
@@ -239,7 +236,7 @@ class FirebirdReflector implements Dibi\Reflector
 				END AS TRIGGER_ENABLED
 			FROM RDB\$TRIGGERS
 			WHERE RDB\$SYSTEM_FLAG = 0"
-			. ($table === null ? ';' : " AND RDB\$RELATION_NAME = UPPER('$table');"),
+			. ($table === null ? ';' : " AND RDB\$RELATION_NAME = UPPER('$table');")
 		);
 		$triggers = [];
 		while ($row = $res->fetch(true)) {
@@ -251,7 +248,6 @@ class FirebirdReflector implements Dibi\Reflector
 				'enabled' => trim($row['TRIGGER_ENABLED']) === 'TRUE',
 			];
 		}
-
 		return $triggers;
 	}
 
@@ -260,7 +256,7 @@ class FirebirdReflector implements Dibi\Reflector
 	 * Returns list of triggers for given table.
 	 * (Only if user has permissions on ALTER TABLE, INSERT/UPDATE/DELETE record in table)
 	 */
-	public function getTriggers(?string $table = null): array
+	public function getTriggers(string $table = null): array
 	{
 		$q = 'SELECT TRIM(RDB$TRIGGER_NAME)
 			FROM RDB$TRIGGERS
@@ -274,7 +270,6 @@ class FirebirdReflector implements Dibi\Reflector
 		while ($row = $res->fetch(false)) {
 			$triggers[] = $row[0];
 		}
-
 		return $triggers;
 	}
 
@@ -326,7 +321,6 @@ class FirebirdReflector implements Dibi\Reflector
 			$procedures[$key]['params'][$io][$num]['type'] = trim($row['FIELD_TYPE']);
 			$procedures[$key]['params'][$io][$num]['size'] = $row['FIELD_LENGTH'];
 		}
-
 		return $procedures;
 	}
 
@@ -344,7 +338,6 @@ class FirebirdReflector implements Dibi\Reflector
 		while ($row = $res->fetch(false)) {
 			$procedures[] = $row[0];
 		}
-
 		return $procedures;
 	}
 
@@ -363,7 +356,6 @@ class FirebirdReflector implements Dibi\Reflector
 		while ($row = $res->fetch(false)) {
 			$generators[] = $row[0];
 		}
-
 		return $generators;
 	}
 
@@ -382,7 +374,6 @@ class FirebirdReflector implements Dibi\Reflector
 		while ($row = $res->fetch(false)) {
 			$functions[] = $row[0];
 		}
-
 		return $functions;
 	}
 }

src/Dibi/Drivers/FirebirdResult.php

@@ -18,9 +18,14 @@ use Dibi\Helpers;
  */
 class FirebirdResult implements Dibi\ResultDriver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = true;
+
 
 	/**
 	 * @param  resource  $resultSet
@@ -31,6 +36,17 @@ class FirebirdResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 */
@@ -87,8 +103,9 @@ class FirebirdResult implements Dibi\ResultDriver
 	 * Returns the result set resource.
 	 * @return resource|null
 	 */
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
+		$this->autoFree = false;
 		return is_resource($this->resultSet) ? $this->resultSet : null;
 	}
 
@@ -109,7 +126,6 @@ class FirebirdResult implements Dibi\ResultDriver
 				'nativetype' => $row['type'],
 			];
 		}
-
 		return $columns;
 	}
 

src/Dibi/Drivers/MySqlReflector.php

@@ -18,7 +18,10 @@ use Dibi;
  */
 class MySqlReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
 
 
 	public function __construct(Dibi\Driver $driver)
@@ -40,7 +43,6 @@ class MySqlReflector implements Dibi\Reflector
 				'view' => isset($row[1]) && $row[1] === 'VIEW',
 			];
 		}
-
 		return $tables;
 	}
 
@@ -65,7 +67,6 @@ class MySqlReflector implements Dibi\Reflector
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -83,7 +84,6 @@ class MySqlReflector implements Dibi\Reflector
 			$indexes[$row['Key_name']]['primary'] = $row['Key_name'] === 'PRIMARY';
 			$indexes[$row['Key_name']]['columns'][$row['Seq_in_index'] - 1] = $row['Column_name'];
 		}
-
 		return array_values($indexes);
 	}
 
@@ -123,7 +123,6 @@ class MySqlReflector implements Dibi\Reflector
 			$foreignKeys[$keyName]['onDelete'] = $row['DELETE_RULE'];
 			$foreignKeys[$keyName]['onUpdate'] = $row['UPDATE_RULE'];
 		}
-
 		return array_values($foreignKeys);
 	}
 }

src/Dibi/Drivers/MySqliDriver.php

@@ -32,12 +32,19 @@ use Dibi;
  */
 class MySqliDriver implements Dibi\Driver
 {
+	use Dibi\Strict;
+
 	public const ERROR_ACCESS_DENIED = 1045;
+
 	public const ERROR_DUPLICATE_ENTRY = 1062;
+
 	public const ERROR_DATA_TRUNCATED = 1265;
 
-	private \mysqli $connection;
-	private bool $buffered = false;
+	/** @var \mysqli */
+	private $connection;
+
+	/** @var bool  Is buffered (seekable and countable)? */
+	private $buffered;
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -65,7 +72,7 @@ class MySqliDriver implements Dibi\Driver
 				$host = ini_get('mysqli.default_host');
 				if ($host) {
 					$config['host'] = $host;
-					$config['port'] = (int) ini_get('mysqli.default_port');
+					$config['port'] = ini_get('mysqli.default_port');
 				} else {
 					$config['host'] = null;
 					$config['port'] = null;
@@ -81,7 +88,6 @@ class MySqliDriver implements Dibi\Driver
 					$this->connection->options($key, $value);
 				}
 			}
-
 			@$this->connection->real_connect( // intentionally @
 				(empty($config['persistent']) ? '' : 'p:') . $config['host'],
 				$config['username'],
@@ -89,7 +95,7 @@ class MySqliDriver implements Dibi\Driver
 				$config['database'] ?? '',
 				$config['port'] ?? 0,
 				$config['socket'],
-				$config['flags'] ?? 0,
+				$config['flags'] ?? 0
 			);
 
 			if ($this->connection->connect_errno) {
@@ -147,12 +153,14 @@ class MySqliDriver implements Dibi\Driver
 		} elseif ($res instanceof \mysqli_result) {
 			return $this->createResultDriver($res);
 		}
-
 		return null;
 	}
 
 
-	public static function createException(string $message, int|string $code, string $sql): Dibi\DriverException
+	/**
+	 * @param int|string $code
+	 */
+	public static function createException(string $message, $code, string $sql): Dibi\DriverException
 	{
 		if (in_array($code, [1216, 1217, 1451, 1452, 1701], true)) {
 			return new Dibi\ForeignKeyConstraintViolationException($message, $code, $sql);
@@ -183,7 +191,6 @@ class MySqliDriver implements Dibi\Driver
 		foreach ($matches as $m) {
 			$res[$m[1]] = (int) $m[2];
 		}
-
 		return $res;
 	}
 
@@ -212,7 +219,7 @@ class MySqliDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 		$this->query($savepoint ? "SAVEPOINT $savepoint" : 'START TRANSACTION');
 	}
@@ -222,7 +229,7 @@ class MySqliDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		$this->query($savepoint ? "RELEASE SAVEPOINT $savepoint" : 'COMMIT');
 	}
@@ -232,7 +239,7 @@ class MySqliDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		$this->query($savepoint ? "ROLLBACK TO SAVEPOINT $savepoint" : 'ROLLBACK');
 	}
@@ -243,11 +250,7 @@ class MySqliDriver implements Dibi\Driver
 	 */
 	public function getResource(): ?\mysqli
 	{
-		try {
-			return @$this->connection->thread_id ? $this->connection : null;
-		} catch (\Throwable $e) {
-			return null;
-		}
+		return @$this->connection->thread_id ? $this->connection : null;
 	}
 
 
@@ -316,7 +319,6 @@ class MySqliDriver implements Dibi\Driver
 		if ($value->y || $value->m || $value->d) {
 			throw new Dibi\NotSupportedException('Only time interval is supported.');
 		}
-
 		return $value->format("'%r%H:%I:%S.%f'");
 	}
 

src/Dibi/Drivers/MySqliResult.php

@@ -17,8 +17,16 @@ use Dibi;
  */
 class MySqliResult implements Dibi\ResultDriver
 {
-	private \mysqli_result $resultSet;
-	private bool $buffered;
+	use Dibi\Strict;
+
+	/** @var \mysqli_result */
+	private $resultSet;
+
+	/** @var bool */
+	private $autoFree = true;
+
+	/** @var bool  Is buffered (seekable and countable)? */
+	private $buffered;
 
 
 	public function __construct(\mysqli_result $resultSet, bool $buffered)
@@ -28,6 +36,17 @@ class MySqliResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			@$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 */
@@ -36,7 +55,6 @@ class MySqliResult implements Dibi\ResultDriver
 		if (!$this->buffered) {
 			throw new Dibi\NotSupportedException('Row count is not available for unbuffered queries.');
 		}
-
 		return $this->resultSet->num_rows;
 	}
 
@@ -62,7 +80,6 @@ class MySqliResult implements Dibi\ResultDriver
 		if (!$this->buffered) {
 			throw new Dibi\NotSupportedException('Cannot seek an unbuffered result set.');
 		}
-
 		return $this->resultSet->data_seek($row);
 	}
 
@@ -90,7 +107,6 @@ class MySqliResult implements Dibi\ResultDriver
 					$types[$value] = substr($key, 12);
 				}
 			}
-
 			$types[MYSQLI_TYPE_TINY] = $types[MYSQLI_TYPE_SHORT] = $types[MYSQLI_TYPE_LONG] = 'INT';
 		}
 
@@ -107,7 +123,6 @@ class MySqliResult implements Dibi\ResultDriver
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -117,6 +132,7 @@ class MySqliResult implements Dibi\ResultDriver
 	 */
 	public function getResultResource(): \mysqli_result
 	{
+		$this->autoFree = false;
 		return $this->resultSet;
 	}
 

src/Dibi/Drivers/NoDataResult.php

@@ -17,7 +17,10 @@ use Dibi;
  */
 class NoDataResult implements Dibi\ResultDriver
 {
-	private int $rows;
+	use Dibi\Strict;
+
+	/** @var int */
+	private $rows;
 
 
 	public function __construct(int $rows)
@@ -58,7 +61,7 @@ class NoDataResult implements Dibi\ResultDriver
 	}
 
 
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
 		return null;
 	}

src/Dibi/Drivers/OdbcDriver.php

@@ -25,10 +25,16 @@ use Dibi;
  */
 class OdbcDriver implements Dibi\Driver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $connection;
-	private ?int $affectedRows;
-	private bool $microseconds = true;
+
+	/** @var int|null  Affected rows */
+	private $affectedRows;
+
+	/** @var bool */
+	private $microseconds = true;
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -90,7 +96,6 @@ class OdbcDriver implements Dibi\Driver
 				? $this->createResultDriver($res)
 				: null;
 		}
-
 		return null;
 	}
 
@@ -117,9 +122,9 @@ class OdbcDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
-		if (!odbc_autocommit($this->connection)) {
+		if (!odbc_autocommit($this->connection, PHP_VERSION_ID < 80000 ? 0 : false)) {
 			throw new Dibi\DriverException(odbc_errormsg($this->connection) . ' ' . odbc_error($this->connection));
 		}
 	}
@@ -129,13 +134,12 @@ class OdbcDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		if (!odbc_commit($this->connection)) {
 			throw new Dibi\DriverException(odbc_errormsg($this->connection) . ' ' . odbc_error($this->connection));
 		}
-
-		odbc_autocommit($this->connection, true);
+		odbc_autocommit($this->connection, PHP_VERSION_ID < 80000 ? 1 : true);
 	}
 
 
@@ -143,13 +147,12 @@ class OdbcDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		if (!odbc_rollback($this->connection)) {
 			throw new Dibi\DriverException(odbc_errormsg($this->connection) . ' ' . odbc_error($this->connection));
 		}
-
-		odbc_autocommit($this->connection, true);
+		odbc_autocommit($this->connection, PHP_VERSION_ID < 80000 ? 1 : true);
 	}
 
 
@@ -166,7 +169,7 @@ class OdbcDriver implements Dibi\Driver
 	 * Returns the connection resource.
 	 * @return resource|null
 	 */
-	public function getResource(): mixed
+	public function getResource()
 	{
 		return is_resource($this->connection) ? $this->connection : null;
 	}

src/Dibi/Drivers/OdbcReflector.php

@@ -17,7 +17,10 @@ use Dibi;
  */
 class OdbcReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
 
 
 	public function __construct(Dibi\Driver $driver)
@@ -41,7 +44,6 @@ class OdbcReflector implements Dibi\Reflector
 				];
 			}
 		}
-
 		odbc_free_result($res);
 		return $tables;
 	}
@@ -66,7 +68,6 @@ class OdbcReflector implements Dibi\Reflector
 				];
 			}
 		}
-
 		odbc_free_result($res);
 		return $columns;
 	}

src/Dibi/Drivers/OdbcResult.php

@@ -17,9 +17,16 @@ use Dibi;
  */
 class OdbcResult implements Dibi\ResultDriver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $resultSet;
-	private int $row = 0;
+
+	/** @var bool */
+	private $autoFree = true;
+
+	/** @var int  Cursor */
+	private $row = 0;
 
 
 	/**
@@ -31,6 +38,17 @@ class OdbcResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 */
@@ -54,13 +72,11 @@ class OdbcResult implements Dibi\ResultDriver
 			if (!odbc_fetch_row($set, ++$this->row)) {
 				return null;
 			}
-
 			$count = odbc_num_fields($set);
 			$cols = [];
 			for ($i = 1; $i <= $count; $i++) {
 				$cols[] = odbc_result($set, $i);
 			}
-
 			return $cols;
 		}
 	}
@@ -100,7 +116,6 @@ class OdbcResult implements Dibi\ResultDriver
 				'nativetype' => odbc_field_type($this->resultSet, $i),
 			];
 		}
-
 		return $columns;
 	}
 
@@ -109,8 +124,9 @@ class OdbcResult implements Dibi\ResultDriver
 	 * Returns the result set resource.
 	 * @return resource|null
 	 */
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
+		$this->autoFree = false;
 		return is_resource($this->resultSet) ? $this->resultSet : null;
 	}
 

src/Dibi/Drivers/OracleDriver.php

@@ -27,11 +27,19 @@ use Dibi;
  */
 class OracleDriver implements Dibi\Driver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $connection;
-	private bool $autocommit = true;
-	private bool $nativeDate;
-	private ?int $affectedRows;
+
+	/** @var bool */
+	private $autocommit = true;
+
+	/** @var bool  use native datetime format */
+	private $nativeDate;
+
+	/** @var int|null Number of affected rows */
+	private $affectedRows;
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -96,7 +104,6 @@ class OracleDriver implements Dibi\Driver
 			$err = oci_error($this->connection);
 			throw new Dibi\DriverException($err['message'], $err['code'], $sql);
 		}
-
 		return null;
 	}
 
@@ -140,7 +147,7 @@ class OracleDriver implements Dibi\Driver
 	/**
 	 * Begins a transaction (if supported).
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 		$this->autocommit = false;
 	}
@@ -150,13 +157,12 @@ class OracleDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		if (!oci_commit($this->connection)) {
 			$err = oci_error($this->connection);
 			throw new Dibi\DriverException($err['message'], $err['code']);
 		}
-
 		$this->autocommit = true;
 	}
 
@@ -165,13 +171,12 @@ class OracleDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		if (!oci_rollback($this->connection)) {
 			$err = oci_error($this->connection);
 			throw new Dibi\DriverException($err['message'], $err['code']);
 		}
-
 		$this->autocommit = true;
 	}
 
@@ -180,7 +185,7 @@ class OracleDriver implements Dibi\Driver
 	 * Returns the connection resource.
 	 * @return resource|null
 	 */
-	public function getResource(): mixed
+	public function getResource()
 	{
 		return is_resource($this->connection) ? $this->connection : null;
 	}

src/Dibi/Drivers/OracleReflector.php

@@ -17,7 +17,10 @@ use Dibi;
  */
 class OracleReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
 
 
 	public function __construct(Dibi\Driver $driver)
@@ -41,7 +44,6 @@ class OracleReflector implements Dibi\Reflector
 				];
 			}
 		}
-
 		return $tables;
 	}
 
@@ -64,7 +66,6 @@ class OracleReflector implements Dibi\Reflector
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 

src/Dibi/Drivers/OracleResult.php

@@ -17,9 +17,14 @@ use Dibi;
  */
 class OracleResult implements Dibi\ResultDriver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = true;
+
 
 	/**
 	 * @param  resource  $resultSet
@@ -30,6 +35,17 @@ class OracleResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 */
@@ -84,7 +100,6 @@ class OracleResult implements Dibi\ResultDriver
 				'nativetype' => $type === 'NUMBER' && oci_field_scale($this->resultSet, $i) === 0 ? 'INTEGER' : $type,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -93,8 +108,9 @@ class OracleResult implements Dibi\ResultDriver
 	 * Returns the result set resource.
 	 * @return resource|null
 	 */
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
+		$this->autoFree = false;
 		return is_resource($this->resultSet) ? $this->resultSet : null;
 	}
 

src/Dibi/Drivers/PdoDriver.php

@@ -27,10 +27,19 @@ use PDO;
  */
 class PdoDriver implements Dibi\Driver
 {
-	private ?PDO $connection;
-	private ?int $affectedRows;
-	private string $driverName;
-	private string $serverVersion = '';
+	use Dibi\Strict;
+
+	/** @var PDO|null  Connection resource */
+	private $connection;
+
+	/** @var int|null  Affected rows */
+	private $affectedRows;
+
+	/** @var string */
+	private $driverName;
+
+	/** @var string */
+	private $serverVersion = '';
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -51,6 +60,7 @@ class PdoDriver implements Dibi\Driver
 			if ($this->connection->getAttribute(PDO::ATTR_ERRMODE) !== PDO::ERRMODE_SILENT) {
 				throw new Dibi\DriverException('PDO connection in exception or warning error mode is not supported.');
 			}
+
 		} else {
 			try {
 				$this->connection = new PDO($config['dsn'], $config['username'], $config['password'], $config['options']);
@@ -59,7 +69,6 @@ class PdoDriver implements Dibi\Driver
 				if ($e->getMessage() === 'could not find driver') {
 					throw new Dibi\NotSupportedException('PHP extension for PDO is not loaded.');
 				}
-
 				throw new Dibi\DriverException($e->getMessage(), $e->getCode());
 			}
 		}
@@ -93,15 +102,23 @@ class PdoDriver implements Dibi\Driver
 		$this->affectedRows = null;
 
 		[$sqlState, $code, $message] = $this->connection->errorInfo();
-		$code ??= 0;
 		$message = "SQLSTATE[$sqlState]: $message";
-		throw match ($this->driverName) {
-			'mysql' => MySqliDriver::createException($message, $code, $sql),
-			'oci' => OracleDriver::createException($message, $code, $sql),
-			'pgsql' => PostgreDriver::createException($message, $sqlState, $sql),
-			'sqlite' => SqliteDriver::createException($message, $code, $sql),
-			default => new Dibi\DriverException($message, $code, $sql),
-		};
+		switch ($this->driverName) {
+			case 'mysql':
+				throw MySqliDriver::createException($message, $code, $sql);
+
+			case 'oci':
+				throw OracleDriver::createException($message, $code, $sql);
+
+			case 'pgsql':
+				throw PostgreDriver::createException($message, $sqlState, $sql);
+
+			case 'sqlite':
+				throw SqliteDriver::createException($message, $code, $sql);
+
+			default:
+				throw new Dibi\DriverException($message, $code, $sql);
+		}
 	}
 
 
@@ -127,11 +144,11 @@ class PdoDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 		if (!$this->connection->beginTransaction()) {
 			$err = $this->connection->errorInfo();
-			throw new Dibi\DriverException("SQLSTATE[$err[0]]: $err[2]", $err[1] ?? 0);
+			throw new Dibi\DriverException("SQLSTATE[$err[0]]: $err[2]", $err[1]);
 		}
 	}
 
@@ -140,11 +157,11 @@ class PdoDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		if (!$this->connection->commit()) {
 			$err = $this->connection->errorInfo();
-			throw new Dibi\DriverException("SQLSTATE[$err[0]]: $err[2]", $err[1] ?? 0);
+			throw new Dibi\DriverException("SQLSTATE[$err[0]]: $err[2]", $err[1]);
 		}
 	}
 
@@ -153,11 +170,11 @@ class PdoDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		if (!$this->connection->rollBack()) {
 			$err = $this->connection->errorInfo();
-			throw new Dibi\DriverException("SQLSTATE[$err[0]]: $err[2]", $err[1] ?? 0);
+			throw new Dibi\DriverException("SQLSTATE[$err[0]]: $err[2]", $err[1]);
 		}
 	}
 
@@ -349,18 +366,15 @@ class PdoDriver implements Dibi\Driver
 					$sql .= ' LIMIT ' . ($limit ?? '18446744073709551615')
 						. ($offset ? ' OFFSET ' . $offset : '');
 				}
-
 				break;
 
 			case 'pgsql':
 				if ($limit !== null) {
 					$sql .= ' LIMIT ' . $limit;
 				}
-
 				if ($offset) {
 					$sql .= ' OFFSET ' . $offset;
 				}
-
 				break;
 
 			case 'sqlite':
@@ -368,7 +382,6 @@ class PdoDriver implements Dibi\Driver
 					$sql .= ' LIMIT ' . ($limit ?? '-1')
 						. ($offset ? ' OFFSET ' . $offset : '');
 				}
-
 				break;
 
 			case 'oci':
@@ -381,7 +394,6 @@ class PdoDriver implements Dibi\Driver
 				} elseif ($limit !== null) {
 					$sql = 'SELECT * FROM (' . $sql . ') WHERE ROWNUM <= ' . $limit;
 				}
-
 				break;
 
 			case 'mssql':
@@ -394,10 +406,10 @@ class PdoDriver implements Dibi\Driver
 					} elseif ($offset) {
 						$sql = sprintf('%s OFFSET %d ROWS', rtrim($sql), $offset);
 					}
-
 					break;
 				}
 				// break omitted
+
 			case 'odbc':
 				if ($offset) {
 					throw new Dibi\NotSupportedException('Offset is not supported by this database.');
@@ -407,6 +419,7 @@ class PdoDriver implements Dibi\Driver
 					break;
 				}
 				// break omitted
+
 			default:
 				throw new Dibi\NotSupportedException('PDO or driver does not support applying limit or offset.');
 		}

src/Dibi/Drivers/PdoResult.php

@@ -19,8 +19,13 @@ use PDO;
  */
 class PdoResult implements Dibi\ResultDriver
 {
-	private ?\PDOStatement $resultSet;
-	private string $driverName;
+	use Dibi\Strict;
+
+	/** @var \PDOStatement|null */
+	private $resultSet;
+
+	/** @var string */
+	private $driverName;
 
 
 	public function __construct(\PDOStatement $resultSet, string $driverName)
@@ -80,7 +85,6 @@ class PdoResult implements Dibi\ResultDriver
 			if ($row === false) {
 				throw new Dibi\NotSupportedException('Driver does not support meta data.');
 			}
-
 			$row += [
 				'table' => null,
 				'native_type' => 'VAR_STRING',
@@ -95,7 +99,6 @@ class PdoResult implements Dibi\ResultDriver
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 

src/Dibi/Drivers/PostgreDriver.php

@@ -11,7 +11,6 @@ namespace Dibi\Drivers;
 
 use Dibi;
 use Dibi\Helpers;
-use PgSql;
 
 
 /**
@@ -28,9 +27,13 @@ use PgSql;
  */
 class PostgreDriver implements Dibi\Driver
 {
-	/** @var resource|PgSql\Connection */
+	use Dibi\Strict;
+
+	/** @var resource */
 	private $connection;
-	private ?int $affectedRows;
+
+	/** @var int|null  Affected rows */
+	private $affectedRows;
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -60,7 +63,6 @@ class PostgreDriver implements Dibi\Driver
 					}
 				}
 			}
-
 			$connectType = $config['connect_type'] ?? PGSQL_CONNECT_FORCE_NEW;
 
 			set_error_handler(function (int $severity, string $message) use (&$error) {
@@ -72,7 +74,7 @@ class PostgreDriver implements Dibi\Driver
 			restore_error_handler();
 		}
 
-		if (!is_resource($this->connection) && !$this->connection instanceof PgSql\Connection) {
+		if (!is_resource($this->connection)) {
 			throw new Dibi\DriverException($error ?: 'Connecting error.');
 		}
 
@@ -118,25 +120,24 @@ class PostgreDriver implements Dibi\Driver
 		if ($res === false) {
 			throw static::createException(pg_last_error($this->connection), null, $sql);
 
-		} elseif (is_resource($res) || $res instanceof PgSql\Result) {
+		} elseif (is_resource($res)) {
 			$this->affectedRows = Helpers::false2Null(pg_affected_rows($res));
 			if (pg_num_fields($res)) {
 				return $this->createResultDriver($res);
 			}
 		}
-
 		return null;
 	}
 
 
-	public static function createException(string $message, $code = null, ?string $sql = null): Dibi\DriverException
+	public static function createException(string $message, $code = null, string $sql = null): Dibi\DriverException
 	{
 		if ($code === null && preg_match('#^ERROR:\s+(\S+):\s*#', $message, $m)) {
 			$code = $m[1];
 			$message = substr($message, strlen($m[0]));
 		}
 
-		if ($code === '0A000' && str_contains($message, 'truncate')) {
+		if ($code === '0A000' && strpos($message, 'truncate') !== false) {
 			return new Dibi\ForeignKeyConstraintViolationException($message, $code, $sql);
 
 		} elseif ($code === '23502') {
@@ -185,9 +186,9 @@ class PostgreDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
-		$this->query($savepoint ? "SAVEPOINT {$this->escapeIdentifier($savepoint)}" : 'START TRANSACTION');
+		$this->query($savepoint ? "SAVEPOINT $savepoint" : 'START TRANSACTION');
 	}
 
 
@@ -195,9 +196,9 @@ class PostgreDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
-		$this->query($savepoint ? "RELEASE SAVEPOINT {$this->escapeIdentifier($savepoint)}" : 'COMMIT');
+		$this->query($savepoint ? "RELEASE SAVEPOINT $savepoint" : 'COMMIT');
 	}
 
 
@@ -205,9 +206,9 @@ class PostgreDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
-		$this->query($savepoint ? "ROLLBACK TO SAVEPOINT {$this->escapeIdentifier($savepoint)}" : 'ROLLBACK');
+		$this->query($savepoint ? "ROLLBACK TO SAVEPOINT $savepoint" : 'ROLLBACK');
 	}
 
 
@@ -224,11 +225,9 @@ class PostgreDriver implements Dibi\Driver
 	 * Returns the connection resource.
 	 * @return resource|null
 	 */
-	public function getResource(): mixed
+	public function getResource()
 	{
-		return is_resource($this->connection) || $this->connection instanceof PgSql\Connection
-			? $this->connection
-			: null;
+		return is_resource($this->connection) ? $this->connection : null;
 	}
 
 
@@ -259,20 +258,18 @@ class PostgreDriver implements Dibi\Driver
 	 */
 	public function escapeText(string $value): string
 	{
-		if (!$this->getResource()) {
+		if (!is_resource($this->connection)) {
 			throw new Dibi\Exception('Lost connection to server.');
 		}
-
 		return "'" . pg_escape_string($this->connection, $value) . "'";
 	}
 
 
 	public function escapeBinary(string $value): string
 	{
-		if (!$this->getResource()) {
+		if (!is_resource($this->connection)) {
 			throw new Dibi\Exception('Lost connection to server.');
 		}
-
 		return "'" . pg_escape_bytea($this->connection, $value) . "'";
 	}
 
@@ -328,11 +325,9 @@ class PostgreDriver implements Dibi\Driver
 		if ($limit < 0 || $offset < 0) {
 			throw new Dibi\NotSupportedException('Negative offset or limit.');
 		}
-
 		if ($limit !== null) {
 			$sql .= ' LIMIT ' . $limit;
 		}
-
 		if ($offset) {
 			$sql .= ' OFFSET ' . $offset;
 		}

src/Dibi/Drivers/PostgreReflector.php

@@ -17,12 +17,20 @@ use Dibi;
  */
 class PostgreReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
-	private string $version;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
+
+	/** @var string */
+	private $version;
 
 
 	public function __construct(Dibi\Driver $driver, string $version)
 	{
+		if ($version < 7.4) {
+			throw new Dibi\DriverException('Reflection requires PostgreSQL 7.4 and newer.');
+		}
 		$this->driver = $driver;
 		$this->version = $version;
 	}
@@ -61,7 +69,6 @@ class PostgreReflector implements Dibi\Reflector
 		while ($row = $res->fetch(true)) {
 			$tables[] = $row;
 		}
-
 		return $tables;
 	}
 
@@ -72,6 +79,13 @@ class PostgreReflector implements Dibi\Reflector
 	public function getColumns(string $table): array
 	{
 		$_table = $this->driver->escapeText($this->driver->escapeIdentifier($table));
+		$res = $this->driver->query("
+			SELECT indkey
+			FROM pg_class
+			LEFT JOIN pg_index on pg_class.oid = pg_index.indrelid AND pg_index.indisprimary
+			WHERE pg_class.oid = $_table::regclass
+		");
+		$primary = (int) $res->fetch(true)['indkey'];
 
 		$res = $this->driver->query("
 			SELECT *
@@ -91,8 +105,7 @@ class PostgreReflector implements Dibi\Reflector
 					a.atttypmod-4 AS character_maximum_length,
 					NOT a.attnotnull AS is_nullable,
 					a.attnum AS ordinal_position,
-					pg_get_expr(adef.adbin, adef.adrelid) AS column_default,
-					CASE WHEN a.attidentity IN ('a', 'd') THEN 'YES' ELSE 'NO' END AS is_identity
+					adef.adsrc AS column_default
 				FROM
 					pg_attribute a
 					JOIN pg_type ON a.atttypid = pg_type.oid
@@ -117,11 +130,10 @@ class PostgreReflector implements Dibi\Reflector
 				'size' => $size > 0 ? $size : null,
 				'nullable' => $row['is_nullable'] === 'YES' || $row['is_nullable'] === 't' || $row['is_nullable'] === true,
 				'default' => $row['column_default'],
-				'autoincrement' => $row['is_identity'] === 'YES' || str_starts_with($row['column_default'] ?? '', 'nextval('),
+				'autoincrement' => (int) $row['ordinal_position'] === $primary && substr($row['column_default'] ?? '', 0, 7) === 'nextval',
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -171,7 +183,6 @@ class PostgreReflector implements Dibi\Reflector
 				}
 			}
 		}
-
 		return array_values($indexes);
 	}
 

src/Dibi/Drivers/PostgreResult.php

@@ -11,7 +11,6 @@ namespace Dibi\Drivers;
 
 use Dibi;
 use Dibi\Helpers;
-use PgSql;
 
 
 /**
@@ -19,12 +18,17 @@ use PgSql;
  */
 class PostgreResult implements Dibi\ResultDriver
 {
-	/** @var resource|PgSql\Result */
+	use Dibi\Strict;
+
+	/** @var resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = true;
+
 
 	/**
-	 * @param  resource|PgSql\Result  $resultSet
+	 * @param  resource  $resultSet
 	 */
 	public function __construct($resultSet)
 	{
@@ -32,6 +36,17 @@ class PostgreResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 */
@@ -87,20 +102,18 @@ class PostgreResult implements Dibi\ResultDriver
 				: $row['name'];
 			$columns[] = $row;
 		}
-
 		return $columns;
 	}
 
 
 	/**
 	 * Returns the result set resource.
-	 * @return resource|PgSql\Result|null
+	 * @return resource|null
 	 */
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
-		return is_resource($this->resultSet) || $this->resultSet instanceof PgSql\Result
-			? $this->resultSet
-			: null;
+		$this->autoFree = false;
+		return is_resource($this->resultSet) ? $this->resultSet : null;
 	}
 
 

src/Dibi/Drivers/SqliteDriver.php

@@ -25,9 +25,16 @@ use SQLite3;
  */
 class SqliteDriver implements Dibi\Driver
 {
-	private SQLite3 $connection;
-	private string $fmtDate;
-	private string $fmtDateTime;
+	use Dibi\Strict;
+
+	/** @var SQLite3 */
+	private $connection;
+
+	/** @var string  Date format */
+	private $fmtDate;
+
+	/** @var string  Datetime format */
+	private $fmtDateTime;
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -50,14 +57,13 @@ class SqliteDriver implements Dibi\Driver
 		} else {
 			try {
 				$this->connection = new SQLite3($config['database']);
-			} catch (\Throwable $e) {
+			} catch (\Exception $e) {
 				throw new Dibi\DriverException($e->getMessage(), $e->getCode());
 			}
 		}
 
 		// enable foreign keys support (defaultly disabled; if disabled then foreign key constraints are not enforced)
 		$version = SQLite3::version();
-		$this->connection->enableExceptions(false);
 		if ($version['versionNumber'] >= '3006019') {
 			$this->query('PRAGMA foreign_keys = ON');
 		}
@@ -86,7 +92,6 @@ class SqliteDriver implements Dibi\Driver
 		} elseif ($res instanceof \SQLite3Result && $res->numColumns()) {
 			return $this->createResultDriver($res);
 		}
-
 		return null;
 	}
 
@@ -96,19 +101,19 @@ class SqliteDriver implements Dibi\Driver
 		if ($code !== 19) {
 			return new Dibi\DriverException($message, $code, $sql);
 
-		} elseif (str_contains($message, 'must be unique')
-			|| str_contains($message, 'is not unique')
-			|| str_contains($message, 'UNIQUE constraint failed')
+		} elseif (strpos($message, 'must be unique') !== false
+			|| strpos($message, 'is not unique') !== false
+			|| strpos($message, 'UNIQUE constraint failed') !== false
 		) {
 			return new Dibi\UniqueConstraintViolationException($message, $code, $sql);
 
-		} elseif (str_contains($message, 'may not be null')
-			|| str_contains($message, 'NOT NULL constraint failed')
+		} elseif (strpos($message, 'may not be null') !== false
+			|| strpos($message, 'NOT NULL constraint failed') !== false
 		) {
 			return new Dibi\NotNullConstraintViolationException($message, $code, $sql);
 
-		} elseif (str_contains($message, 'foreign key constraint failed')
-			|| str_contains($message, 'FOREIGN KEY constraint failed')
+		} elseif (strpos($message, 'foreign key constraint failed') !== false
+			|| strpos($message, 'FOREIGN KEY constraint failed') !== false
 		) {
 			return new Dibi\ForeignKeyConstraintViolationException($message, $code, $sql);
 
@@ -140,7 +145,7 @@ class SqliteDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 		$this->query($savepoint ? "SAVEPOINT $savepoint" : 'BEGIN');
 	}
@@ -150,7 +155,7 @@ class SqliteDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		$this->query($savepoint ? "RELEASE SAVEPOINT $savepoint" : 'COMMIT');
 	}
@@ -160,7 +165,7 @@ class SqliteDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		$this->query($savepoint ? "ROLLBACK TO SAVEPOINT $savepoint" : 'ROLLBACK');
 	}
@@ -285,9 +290,8 @@ class SqliteDriver implements Dibi\Driver
 		string $name,
 		callable $rowCallback,
 		callable $agrCallback,
-		int $numArgs = -1,
-	): void
-	{
+		int $numArgs = -1
+	): void {
 		$this->connection->createAggregate($name, $rowCallback, $agrCallback, $numArgs);
 	}
 }

src/Dibi/Drivers/SqliteReflector.php

@@ -17,7 +17,10 @@ use Dibi;
  */
 class SqliteReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
 
 
 	public function __construct(Dibi\Driver $driver)
@@ -41,7 +44,6 @@ class SqliteReflector implements Dibi\Reflector
 		while ($row = $res->fetch(true)) {
 			$tables[] = $row;
 		}
-
 		return $tables;
 	}
 
@@ -68,7 +70,6 @@ class SqliteReflector implements Dibi\Reflector
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -102,10 +103,8 @@ class SqliteReflector implements Dibi\Reflector
 					break;
 				}
 			}
-
 			$indexes[$index]['primary'] = (bool) $primary;
 		}
-
 		if (!$indexes) { // @see http://www.sqlite.org/lang_createtable.html#rowid
 			foreach ($columns as $column) {
 				if ($column['vendor']['pk']) {
@@ -143,7 +142,6 @@ class SqliteReflector implements Dibi\Reflector
 				$keys[$row['id']]['foreign'] = null;
 			}
 		}
-
 		return array_values($keys);
 	}
 }

src/Dibi/Drivers/SqliteResult.php

@@ -18,7 +18,13 @@ use Dibi\Helpers;
  */
 class SqliteResult implements Dibi\ResultDriver
 {
-	private \SQLite3Result $resultSet;
+	use Dibi\Strict;
+
+	/** @var \SQLite3Result */
+	private $resultSet;
+
+	/** @var bool */
+	private $autoFree = true;
 
 
 	public function __construct(\SQLite3Result $resultSet)
@@ -27,6 +33,17 @@ class SqliteResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			@$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 * @throws Dibi\NotSupportedException
@@ -73,7 +90,7 @@ class SqliteResult implements Dibi\ResultDriver
 	{
 		$count = $this->resultSet->numColumns();
 		$columns = [];
-		$types = [SQLITE3_INTEGER => 'int', SQLITE3_FLOAT => 'float', SQLITE3_TEXT => 'text', SQLITE3_BLOB => 'blob', SQLITE3_NULL => 'null'];
+		static $types = [SQLITE3_INTEGER => 'int', SQLITE3_FLOAT => 'float', SQLITE3_TEXT => 'text', SQLITE3_BLOB => 'blob', SQLITE3_NULL => 'null'];
 		for ($i = 0; $i < $count; $i++) {
 			$columns[] = [
 				'name' => $this->resultSet->columnName($i),
@@ -82,7 +99,6 @@ class SqliteResult implements Dibi\ResultDriver
 				'nativetype' => $types[$this->resultSet->columnType($i)] ?? null, // buggy in PHP 7.4.4 & 7.3.16, bug 79414
 			];
 		}
-
 		return $columns;
 	}
 
@@ -92,6 +108,7 @@ class SqliteResult implements Dibi\ResultDriver
 	 */
 	public function getResultResource(): \SQLite3Result
 	{
+		$this->autoFree = false;
 		return $this->resultSet;
 	}
 

src/Dibi/Drivers/SqlsrvDriver.php

@@ -27,10 +27,16 @@ use Dibi\Helpers;
  */
 class SqlsrvDriver implements Dibi\Driver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $connection;
-	private ?int $affectedRows;
-	private string $version = '';
+
+	/** @var int|null  Affected rows */
+	private $affectedRows;
+
+	/** @var string */
+	private $version = '';
 
 
 	/** @throws Dibi\NotSupportedException */
@@ -47,28 +53,25 @@ class SqlsrvDriver implements Dibi\Driver
 
 		if (isset($config['resource'])) {
 			$this->connection = $config['resource'];
-			if (!is_resource($this->connection)) {
-				throw new \InvalidArgumentException("Configuration option 'resource' is not resource.");
-			}
+
 		} else {
 			$options = $config['options'];
 
 			// Default values
-			$options['CharacterSet'] ??= 'UTF-8';
+			$options['CharacterSet'] = $options['CharacterSet'] ?? 'UTF-8';
 			$options['PWD'] = (string) $options['PWD'];
 			$options['UID'] = (string) $options['UID'];
 			$options['Database'] = (string) $options['Database'];
 
 			sqlsrv_configure('WarningsReturnAsErrors', 0);
 			$this->connection = sqlsrv_connect($config['host'], $options);
-			if (!is_resource($this->connection)) {
-				$info = sqlsrv_errors(SQLSRV_ERR_ERRORS);
-				throw new Dibi\DriverException($info[0]['message'], $info[0]['code']);
-			}
-
 			sqlsrv_configure('WarningsReturnAsErrors', 1);
 		}
 
+		if (!is_resource($this->connection)) {
+			$info = sqlsrv_errors(SQLSRV_ERR_ERRORS);
+			throw new Dibi\DriverException($info[0]['message'], $info[0]['code']);
+		}
 		$this->version = sqlsrv_server_info($this->connection)['SQLServerVersion'];
 	}
 
@@ -101,7 +104,6 @@ class SqlsrvDriver implements Dibi\Driver
 				? $this->createResultDriver($res)
 				: null;
 		}
-
 		return null;
 	}
 
@@ -125,7 +127,6 @@ class SqlsrvDriver implements Dibi\Driver
 			$row = sqlsrv_fetch_array($res, SQLSRV_FETCH_NUMERIC);
 			return Dibi\Helpers::intVal($row[0]);
 		}
-
 		return null;
 	}
 
@@ -134,7 +135,7 @@ class SqlsrvDriver implements Dibi\Driver
 	 * Begins a transaction (if supported).
 	 * @throws Dibi\DriverException
 	 */
-	public function begin(?string $savepoint = null): void
+	public function begin(string $savepoint = null): void
 	{
 		sqlsrv_begin_transaction($this->connection);
 	}
@@ -144,7 +145,7 @@ class SqlsrvDriver implements Dibi\Driver
 	 * Commits statements in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function commit(?string $savepoint = null): void
+	public function commit(string $savepoint = null): void
 	{
 		sqlsrv_commit($this->connection);
 	}
@@ -154,7 +155,7 @@ class SqlsrvDriver implements Dibi\Driver
 	 * Rollback changes in a transaction.
 	 * @throws Dibi\DriverException
 	 */
-	public function rollback(?string $savepoint = null): void
+	public function rollback(string $savepoint = null): void
 	{
 		sqlsrv_rollback($this->connection);
 	}
@@ -164,7 +165,7 @@ class SqlsrvDriver implements Dibi\Driver
 	 * Returns the connection resource.
 	 * @return resource|null
 	 */
-	public function getResource(): mixed
+	public function getResource()
 	{
 		return is_resource($this->connection) ? $this->connection : null;
 	}
@@ -263,6 +264,7 @@ class SqlsrvDriver implements Dibi\Driver
 			} elseif ($limit !== null) {
 				$sql = sprintf('SELECT TOP (%d) * FROM (%s) t', $limit, $sql);
 			}
+
 		} elseif ($limit !== null) {
 			// requires ORDER BY, see https://technet.microsoft.com/en-us/library/gg699618(v=sql.110).aspx
 			$sql = sprintf('%s OFFSET %d ROWS FETCH NEXT %d ROWS ONLY', rtrim($sql), $offset, $limit);

src/Dibi/Drivers/SqlsrvReflector.php

@@ -17,7 +17,10 @@ use Dibi;
  */
 class SqlsrvReflector implements Dibi\Reflector
 {
-	private Dibi\Driver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\Driver */
+	private $driver;
 
 
 	public function __construct(Dibi\Driver $driver)
@@ -39,7 +42,6 @@ class SqlsrvReflector implements Dibi\Reflector
 				'view' => isset($row[1]) && $row[1] === 'VIEW',
 			];
 		}
-
 		return $tables;
 	}
 
@@ -89,7 +91,6 @@ class SqlsrvReflector implements Dibi\Reflector
 				'vendor' => $row,
 			];
 		}
-
 		return $columns;
 	}
 
@@ -113,7 +114,6 @@ class SqlsrvReflector implements Dibi\Reflector
 			$indexes[$row['name']]['primary'] = $row['is_primary_key'] === 1;
 			$indexes[$row['name']]['columns'] = $keyUsages[$row['name']] ?? [];
 		}
-
 		return array_values($indexes);
 	}
 

src/Dibi/Drivers/SqlsrvResult.php

@@ -17,9 +17,14 @@ use Dibi;
  */
 class SqlsrvResult implements Dibi\ResultDriver
 {
+	use Dibi\Strict;
+
 	/** @var resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = true;
+
 
 	/**
 	 * @param  resource  $resultSet
@@ -30,6 +35,17 @@ class SqlsrvResult implements Dibi\ResultDriver
 	}
 
 
+	/**
+	 * Automatically frees the resources allocated for this result set.
+	 */
+	public function __destruct()
+	{
+		if ($this->autoFree && $this->getResultResource()) {
+			$this->free();
+		}
+	}
+
+
 	/**
 	 * Returns the number of rows in a result set.
 	 */
@@ -80,7 +96,6 @@ class SqlsrvResult implements Dibi\ResultDriver
 				'nativetype' => $fieldMetadata['Type'],
 			];
 		}
-
 		return $columns;
 	}
 
@@ -89,8 +104,9 @@ class SqlsrvResult implements Dibi\ResultDriver
 	 * Returns the result set resource.
 	 * @return resource|null
 	 */
-	public function getResultResource(): mixed
+	public function getResultResource()
 	{
+		$this->autoFree = false;
 		return is_resource($this->resultSet) ? $this->resultSet : null;
 	}
 

src/Dibi/Event.php

@@ -15,6 +15,8 @@ namespace Dibi;
  */
 class Event
 {
+	use Strict;
+
 	/** event type */
 	public const
 		CONNECT = 1,
@@ -29,16 +31,29 @@ class Event
 		TRANSACTION = 448, // BEGIN | COMMIT | ROLLBACK
 		ALL = 1023;
 
-	public Connection $connection;
-	public int $type;
-	public string $sql;
-	public Result|DriverException|null $result;
-	public float $time;
-	public ?int $count = null;
-	public ?array $source = null;
+	/** @var Connection */
+	public $connection;
+
+	/** @var int */
+	public $type;
+
+	/** @var string */
+	public $sql;
+
+	/** @var Result|DriverException|null */
+	public $result;
+
+	/** @var float */
+	public $time;
+
+	/** @var int|null */
+	public $count;
+
+	/** @var array|null */
+	public $source;
 
 
-	public function __construct(Connection $connection, int $type, ?string $sql = null)
+	public function __construct(Connection $connection, int $type, string $sql = null)
 	{
 		$this->connection = $connection;
 		$this->type = $type;
@@ -46,7 +61,7 @@ class Event
 		$this->time = -microtime(true);
 
 		if ($type === self::QUERY && preg_match('#\(?\s*(SELECT|UPDATE|INSERT|DELETE)#iA', $this->sql, $matches)) {
-			$types = [
+			static $types = [
 				'SELECT' => self::SELECT, 'UPDATE' => self::UPDATE,
 				'INSERT' => self::INSERT, 'DELETE' => self::DELETE,
 			];
@@ -55,11 +70,7 @@ class Event
 
 		$dibiDir = dirname((new \ReflectionClass('dibi'))->getFileName()) . DIRECTORY_SEPARATOR;
 		foreach (debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS) as $row) {
-			if (
-				isset($row['file'])
-				&& preg_match('~\.(php.?|phtml)$~', $row['file'])
-				&& !str_starts_with($row['file'], $dibiDir)
-			) {
+			if (isset($row['file']) && is_file($row['file']) && strpos($row['file'], $dibiDir) !== 0) {
 				$this->source = [$row['file'], (int) $row['line']];
 				break;
 			}
@@ -71,7 +82,10 @@ class Event
 	}
 
 
-	public function done(Result|DriverException|null $result = null): static
+	/**
+	 * @param  Result|DriverException|null  $result
+	 */
+	public function done($result = null): self
 	{
 		$this->result = $result;
 		try {

src/Dibi/Expression.php

@@ -15,7 +15,10 @@ namespace Dibi;
  */
 class Expression
 {
-	private array $values;
+	use Strict;
+
+	/** @var array */
+	private $values;
 
 
 	public function __construct(...$values)

src/Dibi/Fluent.php

@@ -27,8 +27,6 @@ namespace Dibi;
  * @method Fluent innerJoin(...$table)
  * @method Fluent rightJoin(...$table)
  * @method Fluent outerJoin(...$table)
- * @method Fluent union(Fluent $fluent)
- * @method Fluent unionAll(Fluent $fluent)
  * @method Fluent as(...$field)
  * @method Fluent on(...$cond)
  * @method Fluent and(...$cond)
@@ -45,9 +43,12 @@ namespace Dibi;
  */
 class Fluent implements IDataSource
 {
+	use Strict;
+
 	public const REMOVE = false;
 
-	public static array $masks = [
+	/** @var array */
+	public static $masks = [
 		'SELECT' => ['SELECT', 'DISTINCT', 'FROM', 'WHERE', 'GROUP BY',
 			'HAVING', 'ORDER BY', 'LIMIT', 'OFFSET', ],
 		'UPDATE' => ['UPDATE', 'SET', 'WHERE', 'ORDER BY', 'LIMIT'],
@@ -55,8 +56,8 @@ class Fluent implements IDataSource
 		'DELETE' => ['DELETE', 'FROM', 'USING', 'WHERE', 'ORDER BY', 'LIMIT'],
 	];
 
-	/** default modifiers for arrays */
-	public static array $modifiers = [
+	/** @var array  default modifiers for arrays */
+	public static $modifiers = [
 		'SELECT' => '%n',
 		'FROM' => '%n',
 		'IN' => '%in',
@@ -68,8 +69,8 @@ class Fluent implements IDataSource
 		'GROUP BY' => '%by',
 	];
 
-	/** clauses separators */
-	public static array $separators = [
+	/** @var array  clauses separators */
+	public static $separators = [
 		'SELECT' => ',',
 		'FROM' => ',',
 		'WHERE' => 'AND',
@@ -83,30 +84,41 @@ class Fluent implements IDataSource
 		'INTO' => false,
 	];
 
-	/** clauses */
-	public static array $clauseSwitches = [
+	/** @var array  clauses */
+	public static $clauseSwitches = [
 		'JOIN' => 'FROM',
 		'INNER JOIN' => 'FROM',
 		'LEFT JOIN' => 'FROM',
 		'RIGHT JOIN' => 'FROM',
 	];
 
-	private Connection $connection;
-	private array $setups = [];
-	private ?string $command = null;
-	private array $clauses = [];
-	private array $flags = [];
+	/** @var Connection */
+	private $connection;
+
+	/** @var array */
+	private $setups = [];
+
+	/** @var string|null */
+	private $command;
+
+	/** @var array */
+	private $clauses = [];
+
+	/** @var array */
+	private $flags = [];
+
+	/** @var array|null */
 	private $cursor;
 
-	/** normalized clauses */
-	private static HashMap $normalizer;
+	/** @var HashMap  normalized clauses */
+	private static $normalizer;
 
 
 	public function __construct(Connection $connection)
 	{
 		$this->connection = $connection;
 
-		if (!isset(self::$normalizer)) {
+		if (self::$normalizer === null) {
 			self::$normalizer = new HashMap([self::class, '_formatClause']);
 		}
 	}
@@ -115,7 +127,7 @@ class Fluent implements IDataSource
 	/**
 	 * Appends new argument to the clause.
 	 */
-	public function __call(string $clause, array $args): static
+	public function __call(string $clause, array $args): self
 	{
 		$clause = self::$normalizer->$clause;
 
@@ -124,7 +136,6 @@ class Fluent implements IDataSource
 			if (isset(self::$masks[$clause])) {
 				$this->clauses = array_fill_keys(self::$masks[$clause], null);
 			}
-
 			$this->cursor = &$this->clauses[$clause];
 			$this->cursor = [];
 			$this->command = $clause;
@@ -154,6 +165,7 @@ class Fluent implements IDataSource
 					$this->cursor[] = $sep;
 				}
 			}
+
 		} else {
 			// append to currect flow
 			if ($args === [self::REMOVE]) {
@@ -191,7 +203,6 @@ class Fluent implements IDataSource
 			if ($arg instanceof self) {
 				$arg = new Literal("($arg)");
 			}
-
 			$this->cursor[] = $arg;
 		}
 
@@ -202,7 +213,7 @@ class Fluent implements IDataSource
 	/**
 	 * Switch to a clause.
 	 */
-	public function clause(string $clause): static
+	public function clause(string $clause): self
 	{
 		$this->cursor = &$this->clauses[self::$normalizer->$clause];
 		if ($this->cursor === null) {
@@ -216,7 +227,7 @@ class Fluent implements IDataSource
 	/**
 	 * Removes a clause.
 	 */
-	public function removeClause(string $clause): static
+	public function removeClause(string $clause): self
 	{
 		$this->clauses[self::$normalizer->$clause] = null;
 		return $this;
@@ -226,7 +237,7 @@ class Fluent implements IDataSource
 	/**
 	 * Change a SQL flag.
 	 */
-	public function setFlag(string $flag, bool $value = true): static
+	public function setFlag(string $flag, bool $value = true): self
 	{
 		$flag = strtoupper($flag);
 		if ($value) {
@@ -234,7 +245,6 @@ class Fluent implements IDataSource
 		} else {
 			unset($this->flags[$flag]);
 		}
-
 		return $this;
 	}
 
@@ -266,7 +276,7 @@ class Fluent implements IDataSource
 	/**
 	 * Adds Result setup.
 	 */
-	public function setupResult(string $method): static
+	public function setupResult(string $method): self
 	{
 		$this->setups[] = func_get_args();
 		return $this;
@@ -278,25 +288,28 @@ class Fluent implements IDataSource
 
 	/**
 	 * Generates and executes SQL query.
-	 * Returns result set or number of affected rows
-	 * @return ($return is \dibi::IDENTIFIER|\dibi::AFFECTED_ROWS ? int : Result)
+	 * @return Result|int|null  result set or number of affected rows
 	 * @throws Exception
 	 */
-	public function execute(?string $return = null): Result|int|null
+	public function execute(string $return = null)
 	{
 		$res = $this->query($this->_export());
-		return match ($return) {
-			\dibi::IDENTIFIER => $this->connection->getInsertId(),
-			\dibi::AFFECTED_ROWS => $this->connection->getAffectedRows(),
-			default => $res,
-		};
+		switch ($return) {
+			case \dibi::IDENTIFIER:
+				return $this->connection->getInsertId();
+			case \dibi::AFFECTED_ROWS:
+				return $this->connection->getAffectedRows();
+			default:
+				return $res;
+		}
 	}
 
 
 	/**
 	 * Generates, executes SQL query and fetches the single row.
+	 * @return Row|array|null
 	 */
-	public function fetch(): Row|array|null
+	public function fetch()
 	{
 		return $this->command === 'SELECT' && !$this->clauses['LIMIT']
 			? $this->query($this->_export(null, ['%lmt', 1]))->fetch()
@@ -306,9 +319,9 @@ class Fluent implements IDataSource
 
 	/**
 	 * Like fetch(), but returns only first field.
-	 * Returns value on success, null if no next record
+	 * @return mixed  value on success, null if no next record
 	 */
-	public function fetchSingle(): mixed
+	public function fetchSingle()
 	{
 		return $this->command === 'SELECT' && !$this->clauses['LIMIT']
 			? $this->query($this->_export(null, ['%lmt', 1]))->fetchSingle()
@@ -319,7 +332,7 @@ class Fluent implements IDataSource
 	/**
 	 * Fetches all records from table.
 	 */
-	public function fetchAll(?int $offset = null, ?int $limit = null): array
+	public function fetchAll(int $offset = null, int $limit = null): array
 	{
 		return $this->query($this->_export(null, ['%ofs %lmt', $offset, $limit]))->fetchAll();
 	}
@@ -338,7 +351,7 @@ class Fluent implements IDataSource
 	/**
 	 * Fetches all records from table like $key => $value pairs.
 	 */
-	public function fetchPairs(?string $key = null, ?string $value = null): array
+	public function fetchPairs(string $key = null, string $value = null): array
 	{
 		return $this->query($this->_export())->fetchPairs($key, $value);
 	}
@@ -347,7 +360,7 @@ class Fluent implements IDataSource
 	/**
 	 * Required by the IteratorAggregate interface.
 	 */
-	public function getIterator(?int $offset = null, ?int $limit = null): ResultIterator
+	public function getIterator(int $offset = null, int $limit = null): ResultIterator
 	{
 		return $this->query($this->_export(null, ['%ofs %lmt', $offset, $limit]))->getIterator();
 	}
@@ -356,7 +369,7 @@ class Fluent implements IDataSource
 	/**
 	 * Generates and prints SQL query or it's part.
 	 */
-	public function test(?string $clause = null): bool
+	public function test(string $clause = null): bool
 	{
 		return $this->connection->test($this->_export($clause));
 	}
@@ -377,7 +390,6 @@ class Fluent implements IDataSource
 			$method = array_shift($setup);
 			$res->$method(...$setup);
 		}
-
 		return $res;
 	}
 
@@ -396,14 +408,19 @@ class Fluent implements IDataSource
 	 */
 	final public function __toString(): string
 	{
-		return $this->connection->translate($this->_export());
+		try {
+			return $this->connection->translate($this->_export());
+		} catch (\Throwable $e) {
+			trigger_error($e->getMessage(), E_USER_ERROR);
+			return '';
+		}
 	}
 
 
 	/**
 	 * Generates parameters for Translator.
 	 */
-	protected function _export(?string $clause = null, array $args = []): array
+	protected function _export(string $clause = null, array $args = []): array
 	{
 		if ($clause === null) {
 			$data = $this->clauses;
@@ -411,6 +428,7 @@ class Fluent implements IDataSource
 				$args = array_merge(['%lmt %ofs', $data['LIMIT'][0] ?? null, $data['OFFSET'][0] ?? null], $args);
 				unset($data['LIMIT'], $data['OFFSET']);
 			}
+
 		} else {
 			$clause = self::$normalizer->$clause;
 			if (array_key_exists($clause, $this->clauses)) {
@@ -426,7 +444,6 @@ class Fluent implements IDataSource
 				if ($clause === $this->command && $this->flags) {
 					$args[] = implode(' ', array_keys($this->flags));
 				}
-
 				foreach ($statement as $arg) {
 					$args[] = $arg;
 				}
@@ -447,7 +464,6 @@ class Fluent implements IDataSource
 			$s .= 'By';
 			trigger_error("Did you mean '$s'?", E_USER_NOTICE);
 		}
-
 		return strtoupper(preg_replace('#[a-z](?=[A-Z])#', '$0 ', $s));
 	}
 
@@ -459,7 +475,6 @@ class Fluent implements IDataSource
 			$this->clauses[$clause] = &$val;
 			unset($val);
 		}
-
 		$this->cursor = &$foo;
 	}
 }

src/Dibi/HashMap.php

@@ -14,7 +14,6 @@ namespace Dibi;
  * Lazy cached storage.
  * @internal
  */
-#[\AllowDynamicProperties]
 abstract class HashMapBase
 {
 	/** @var callable */
@@ -46,21 +45,20 @@ abstract class HashMapBase
  */
 final class HashMap extends HashMapBase
 {
-	public function __set(string $nm, mixed $val): void
+	public function __set(string $nm, $val)
 	{
 		if ($nm === '') {
 			$nm = "\xFF";
 		}
-
 		$this->$nm = $val;
 	}
 
 
-	public function __get(string $nm): mixed
+	public function __get(string $nm)
 	{
 		if ($nm === '') {
 			$nm = "\xFF";
-			return isset($this->$nm) && true ? $this->$nm : $this->$nm = $this->getCallback()('');
+			return isset($this->$nm) ? $this->$nm : $this->$nm = $this->getCallback()('');
 		} else {
 			return $this->$nm = $this->getCallback()($nm);
 		}

src/Dibi/Helpers.php

@@ -12,17 +12,21 @@ namespace Dibi;
 
 class Helpers
 {
-	private static HashMap $types;
+	use Strict;
+
+	/** @var HashMap */
+	private static $types;
 
 
 	/**
 	 * Prints out a syntax highlighted version of the SQL command or Result.
+	 * @param  string|Result  $sql
 	 */
-	public static function dump(string|Result|null $sql = null, bool $return = false): ?string
+	public static function dump($sql = null, bool $return = false): ?string
 	{
 		ob_start();
 		if ($sql instanceof Result && PHP_SAPI === 'cli') {
-			$hasColors = (str_starts_with((string) getenv('TERM'), 'xterm'));
+			$hasColors = (substr((string) getenv('TERM'), 0, 5) === 'xterm');
 			$maxLen = 0;
 			foreach ($sql as $i => $row) {
 				if ($i === 0) {
@@ -37,7 +41,6 @@ class Helpers
 					$spaces = $maxLen - mb_strlen($col) + 2;
 					echo "$col" . str_repeat(' ', $spaces) . "$val\n";
 				}
-
 				echo "\n";
 			}
 
@@ -50,7 +53,6 @@ class Helpers
 					foreach ($row as $col => $foo) {
 						echo "\t\t<th>" . htmlspecialchars((string) $col) . "</th>\n";
 					}
-
 					echo "\t</tr>\n</thead>\n<tbody>\n";
 				}
 
@@ -58,7 +60,6 @@ class Helpers
 				foreach ($row as $col) {
 					echo "\t\t<td>", htmlspecialchars((string) $col), "</td>\n";
 				}
-
 				echo "\t</tr>\n";
 			}
 
@@ -71,8 +72,8 @@ class Helpers
 				$sql = \dibi::$sql;
 			}
 
-			$keywords1 = 'SELECT|(?:ON\s+DUPLICATE\s+KEY)?UPDATE|INSERT(?:\s+INTO)?|REPLACE(?:\s+INTO)?|DELETE|CALL|UNION|FROM|WHERE|HAVING|GROUP\s+BY|ORDER\s+BY|LIMIT|OFFSET|FETCH\s+NEXT|SET|VALUES|LEFT\s+JOIN|INNER\s+JOIN|TRUNCATE|START\s+TRANSACTION|BEGIN|COMMIT|ROLLBACK(?:\s+TO\s+SAVEPOINT)?|(?:RELEASE\s+)?SAVEPOINT';
-			$keywords2 = 'ALL|DISTINCT|DISTINCTROW|IGNORE|AS|USING|ON|AND|OR|IN|IS|NOT|NULL|LIKE|RLIKE|REGEXP|TRUE|FALSE';
+			static $keywords1 = 'SELECT|(?:ON\s+DUPLICATE\s+KEY)?UPDATE|INSERT(?:\s+INTO)?|REPLACE(?:\s+INTO)?|DELETE|CALL|UNION|FROM|WHERE|HAVING|GROUP\s+BY|ORDER\s+BY|LIMIT|OFFSET|FETCH\s+NEXT|SET|VALUES|LEFT\s+JOIN|INNER\s+JOIN|TRUNCATE|START\s+TRANSACTION|BEGIN|COMMIT|ROLLBACK(?:\s+TO\s+SAVEPOINT)?|(?:RELEASE\s+)?SAVEPOINT';
+			static $keywords2 = 'ALL|DISTINCT|DISTINCTROW|IGNORE|AS|USING|ON|AND|OR|IN|IS|NOT|NULL|LIKE|RLIKE|REGEXP|TRUE|FALSE';
 
 			// insert new lines
 			$sql = " $sql ";
@@ -87,7 +88,7 @@ class Helpers
 			// syntax highlight
 			$highlighter = "#(/\\*.+?\\*/)|(\\*\\*.+?\\*\\*)|(?<=[\\s,(])($keywords1)(?=[\\s,)])|(?<=[\\s,(=])($keywords2)(?=[\\s,)=])#is";
 			if (PHP_SAPI === 'cli') {
-				if (str_starts_with((string) getenv('TERM'), 'xterm')) {
+				if (substr((string) getenv('TERM'), 0, 5) === 'xterm') {
 					$sql = preg_replace_callback($highlighter, function (array $m) {
 						if (!empty($m[1])) { // comment
 							return "\033[1;30m" . $m[1] . "\033[0m";
@@ -103,7 +104,6 @@ class Helpers
 						}
 					}, $sql);
 				}
-
 				echo trim($sql) . "\n\n";
 
 			} else {
@@ -150,7 +150,6 @@ class Helpers
 				$best = $item;
 			}
 		}
-
 		return $best;
 	}
 
@@ -158,7 +157,7 @@ class Helpers
 	/** @internal */
 	public static function escape(Driver $driver, $value, string $type): string
 	{
-		$types = [
+		static $types = [
 			Type::TEXT => 'text',
 			Type::BINARY => 'binary',
 			Type::BOOL => 'bool',
@@ -180,9 +179,8 @@ class Helpers
 	 */
 	public static function detectType(string $type): ?string
 	{
-		$patterns = [
+		static $patterns = [
 			'^_' => Type::TEXT, // PostgreSQL arrays
-			'RANGE$' => Type::TEXT, // PostgreSQL range types
 			'BYTEA|BLOB|BIN' => Type::BINARY,
 			'TEXT|CHAR|POINT|INTERVAL|STRING' => Type::TEXT,
 			'YEAR|BYTE|COUNTER|SERIAL|INT|LONG|SHORT|^TINY$' => Type::INTEGER,
@@ -199,7 +197,6 @@ class Helpers
 				return $val;
 			}
 		}
-
 		return null;
 	}
 
@@ -207,10 +204,9 @@ class Helpers
 	/** @internal */
 	public static function getTypeCache(): HashMap
 	{
-		if (!isset(self::$types)) {
+		if (self::$types === null) {
 			self::$types = new HashMap([self::class, 'detectType']);
 		}
-
 		return self::$types;
 	}
 
@@ -234,9 +230,9 @@ class Helpers
 
 	/**
 	 * Import SQL dump from file.
-	 * Returns count of sql commands
+	 * @return int  count of sql commands
 	 */
-	public static function loadFromFile(Connection $connection, string $file, ?callable $onProgress = null): int
+	public static function loadFromFile(Connection $connection, string $file, callable $onProgress = null): int
 	{
 		@set_time_limit(0); // intentionally @
 
@@ -255,7 +251,7 @@ class Helpers
 			if (strtoupper(substr($s, 0, 10)) === 'DELIMITER ') {
 				$delimiter = trim(substr($s, 10));
 
-			} elseif (str_ends_with($ts = rtrim($s), $delimiter)) {
+			} elseif (substr($ts = rtrim($s), -strlen($delimiter)) === $delimiter) {
 				$sql .= substr($ts, 0, -strlen($delimiter));
 				$driver->query($sql);
 				$sql = '';
@@ -263,6 +259,7 @@ class Helpers
 				if ($onProgress) {
 					$onProgress($count, isset($stat['size']) ? $size * 100 / $stat['size'] : null);
 				}
+
 			} else {
 				$sql .= $s;
 			}
@@ -275,21 +272,20 @@ class Helpers
 				$onProgress($count, isset($stat['size']) ? 100 : null);
 			}
 		}
-
 		fclose($handle);
 		return $count;
 	}
 
 
 	/** @internal */
-	public static function false2Null(mixed $val): mixed
+	public static function false2Null($val)
 	{
 		return $val === false ? null : $val;
 	}
 
 
 	/** @internal */
-	public static function intVal(mixed $value): int
+	public static function intVal($value): int
 	{
 		if (is_int($value)) {
 			return $value;
@@ -297,7 +293,6 @@ class Helpers
 			if (is_float($value * 1)) {
 				throw new Exception("Number $value is greater than integer.");
 			}
-
 			return (int) $value;
 		} else {
 			throw new Exception("Expected number, '$value' given.");

src/Dibi/Literal.php

@@ -15,7 +15,10 @@ namespace Dibi;
  */
 class Literal
 {
-	private string $value;
+	use Strict;
+
+	/** @var string */
+	private $value;
 
 
 	public function __construct($value)

src/Dibi/Loggers/FileLogger.php

@@ -17,13 +17,19 @@ use Dibi;
  */
 class FileLogger
 {
-	/** Name of the file where SQL errors should be logged */
-	public string $file;
-	public int $filter;
-	private bool $errorsOnly;
+	use Dibi\Strict;
+
+	/** @var string  Name of the file where SQL errors should be logged */
+	public $file;
+
+	/** @var int */
+	public $filter;
+
+	/** @var bool */
+	private $errorsOnly;
 
 
-	public function __construct(string $file, ?int $filter = null, bool $errorsOnly = false)
+	public function __construct(string $file, int $filter = null, bool $errorsOnly = false)
 	{
 		$this->file = $file;
 		$this->filter = $filter ?: Dibi\Event::QUERY;
@@ -48,11 +54,10 @@ class FileLogger
 			if ($code = $event->result->getCode()) {
 				$message = "[$code] $message";
 			}
-
 			$this->writeToFile(
 				$event,
 				"ERROR: $message"
-					. "\n-- SQL: " . $event->sql,
+					. "\n-- SQL: " . $event->sql
 			);
 		} else {
 			$this->writeToFile(
@@ -60,7 +65,7 @@ class FileLogger
 				'OK: ' . $event->sql
 					. ($event->count ? ";\n-- rows: " . $event->count : '')
 					. "\n-- takes: " . sprintf('%0.3f ms', $event->time * 1000)
-					. "\n-- source: " . implode(':', $event->source),
+					. "\n-- source: " . implode(':', $event->source)
 			);
 		}
 	}
@@ -70,7 +75,7 @@ class FileLogger
 	{
 		$driver = $event->connection->getConfig('driver');
 		$message .=
-			"\n-- driver: " . get_debug_type($driver) . '/' . $event->connection->getConfig('name')
+			"\n-- driver: " . (is_object($driver) ? get_class($driver) : $driver) . '/' . $event->connection->getConfig('name')
 			. "\n-- " . date('Y-m-d H:i:s')
 			. "\n\n";
 		file_put_contents($this->file, $message, FILE_APPEND | LOCK_EX);

src/Dibi/Reflection/Column.php

@@ -27,14 +27,16 @@ use Dibi;
  */
 class Column
 {
-	/** when created by Result */
-	private ?Dibi\Reflector $reflector;
+	use Dibi\Strict;
+
+	/** @var Dibi\Reflector|null when created by Result */
+	private $reflector;
 
 	/** @var array (name, nativetype, [table], [fullname], [size], [nullable], [default], [autoincrement], [vendor]) */
-	private array $info;
+	private $info;
 
 
-	public function __construct(?Dibi\Reflector $reflector, array $info)
+	public function __construct(Dibi\Reflector $reflector = null, array $info)
 	{
 		$this->reflector = $reflector;
 		$this->info = $info;
@@ -64,7 +66,6 @@ class Column
 		if (empty($this->info['table']) || !$this->reflector) {
 			throw new Dibi\Exception('Table is unknown or not available.');
 		}
-
 		return new Table($this->reflector, ['name' => $this->info['table']]);
 	}
 
@@ -107,13 +108,15 @@ class Column
 	}
 
 
-	public function getDefault(): mixed
+	/** @return mixed */
+	public function getDefault()
 	{
 		return $this->info['default'] ?? null;
 	}
 
 
-	public function getVendorInfo(string $key): mixed
+	/** @return mixed */
+	public function getVendorInfo(string $key)
 	{
 		return $this->info['vendor'][$key] ?? null;
 	}

src/Dibi/Reflection/Database.php

@@ -21,14 +21,19 @@ use Dibi;
  */
 class Database
 {
-	private Dibi\Reflector $reflector;
-	private ?string $name;
+	use Dibi\Strict;
 
-	/** @var Table[] */
-	private array $tables;
+	/** @var Dibi\Reflector */
+	private $reflector;
+
+	/** @var string|null */
+	private $name;
+
+	/** @var Table[]|null */
+	private $tables;
 
 
-	public function __construct(Dibi\Reflector $reflector, ?string $name = null)
+	public function __construct(Dibi\Reflector $reflector, string $name = null)
 	{
 		$this->reflector = $reflector;
 		$this->name = $name;
@@ -57,7 +62,6 @@ class Database
 		foreach ($this->tables as $table) {
 			$res[] = $table->getName();
 		}
-
 		return $res;
 	}
 
@@ -84,7 +88,7 @@ class Database
 
 	protected function init(): void
 	{
-		if (!isset($this->tables)) {
+		if ($this->tables === null) {
 			$this->tables = [];
 			foreach ($this->reflector->getTables() as $info) {
 				$this->tables[strtolower($info['name'])] = new Table($this->reflector, $info);

src/Dibi/Reflection/ForeignKey.php

@@ -9,6 +9,7 @@ declare(strict_types=1);
 
 namespace Dibi\Reflection;
 
+use Dibi;
 
 
 /**
@@ -19,10 +20,13 @@ namespace Dibi\Reflection;
  */
 class ForeignKey
 {
-	private string $name;
+	use Dibi\Strict;
+
+	/** @var string */
+	private $name;
 
 	/** @var array of [local, foreign, onDelete, onUpdate] */
-	private array $references;
+	private $references;
 
 
 	public function __construct(string $name, array $references)

src/Dibi/Reflection/Index.php

@@ -9,6 +9,7 @@ declare(strict_types=1);
 
 namespace Dibi\Reflection;
 
+use Dibi;
 
 
 /**
@@ -21,8 +22,10 @@ namespace Dibi\Reflection;
  */
 class Index
 {
+	use Dibi\Strict;
+
 	/** @var array (name, columns, [unique], [primary]) */
-	private array $info;
+	private $info;
 
 
 	public function __construct(array $info)

src/Dibi/Reflection/Result.php

@@ -20,13 +20,16 @@ use Dibi;
  */
 class Result
 {
-	private Dibi\ResultDriver $driver;
+	use Dibi\Strict;
+
+	/** @var Dibi\ResultDriver */
+	private $driver;
 
 	/** @var Column[]|null */
-	private ?array $columns;
+	private $columns;
 
 	/** @var Column[]|null */
-	private ?array $names;
+	private $names;
 
 
 	public function __construct(Dibi\ResultDriver $driver)
@@ -51,7 +54,6 @@ class Result
 		foreach ($this->columns as $column) {
 			$res[] = $fullNames ? $column->getFullName() : $column->getName();
 		}
-
 		return $res;
 	}
 
@@ -78,7 +80,7 @@ class Result
 
 	protected function initColumns(): void
 	{
-		if (!isset($this->columns)) {
+		if ($this->columns === null) {
 			$this->columns = [];
 			$reflector = $this->driver instanceof Dibi\Reflector
 				? $this->driver

src/Dibi/Reflection/Table.php

@@ -25,19 +25,28 @@ use Dibi;
  */
 class Table
 {
-	private Dibi\Reflector $reflector;
-	private string $name;
-	private bool $view;
+	use Dibi\Strict;
 
-	/** @var Column[] */
-	private array $columns;
+	/** @var Dibi\Reflector */
+	private $reflector;
 
-	/** @var ForeignKey[] */
-	private array $foreignKeys;
+	/** @var string */
+	private $name;
 
-	/** @var Index[] */
-	private array $indexes;
-	private ?Index $primaryKey;
+	/** @var bool */
+	private $view;
+
+	/** @var Column[]|null */
+	private $columns;
+
+	/** @var ForeignKey[]|null */
+	private $foreignKeys;
+
+	/** @var Index[]|null */
+	private $indexes;
+
+	/** @var Index|null */
+	private $primaryKey;
 
 
 	public function __construct(Dibi\Reflector $reflector, array $info)
@@ -76,7 +85,6 @@ class Table
 		foreach ($this->columns as $column) {
 			$res[] = $column->getName();
 		}
-
 		return $res;
 	}
 
@@ -126,7 +134,7 @@ class Table
 
 	protected function initColumns(): void
 	{
-		if (!isset($this->columns)) {
+		if ($this->columns === null) {
 			$this->columns = [];
 			foreach ($this->reflector->getColumns($this->name) as $info) {
 				$this->columns[strtolower($info['name'])] = new Column($this->reflector, $info);
@@ -137,14 +145,13 @@ class Table
 
 	protected function initIndexes(): void
 	{
-		if (!isset($this->indexes)) {
+		if ($this->indexes === null) {
 			$this->initColumns();
 			$this->indexes = [];
 			foreach ($this->reflector->getIndexes($this->name) as $info) {
 				foreach ($info['columns'] as $key => $name) {
 					$info['columns'][$key] = $this->columns[strtolower($name)];
 				}
-
 				$this->indexes[strtolower($info['name'])] = new Index($info);
 				if (!empty($info['primary'])) {
 					$this->primaryKey = $this->indexes[strtolower($info['name'])];

src/Dibi/Result.php

@@ -17,29 +17,34 @@ namespace Dibi;
  */
 class Result implements IDataSource
 {
-	private ?ResultDriver $driver;
+	use Strict;
 
-	/** Translate table */
-	private array $types = [];
-	private ?Reflection\Result $meta;
+	/** @var ResultDriver|null */
+	private $driver;
 
-	/** Already fetched? Used for allowance for first seek(0) */
-	private bool $fetched = false;
+	/** @var array  Translate table */
+	private $types = [];
 
-	/** returned object class */
-	private ?string $rowClass = Row::class;
+	/** @var Reflection\Result|null */
+	private $meta;
+
+	/** @var bool  Already fetched? Used for allowance for first seek(0) */
+	private $fetched = false;
+
+	/** @var string|null  returned object class */
+	private $rowClass = Row::class;
 
 	/** @var callable|null  returned object factory */
 	private $rowFactory;
-	private array $formats = [];
+
+	/** @var array  format */
+	private $formats = [];
 
 
-	public function __construct(ResultDriver $driver, bool $normalize = true)
+	public function __construct(ResultDriver $driver)
 	{
 		$this->driver = $driver;
-		if ($normalize) {
-			$this->detectTypes();
-		}
+		$this->detectTypes();
 	}
 
 
@@ -126,7 +131,7 @@ class Result implements IDataSource
 	/**
 	 * Set fetched object class. This class should extend the Row class.
 	 */
-	public function setRowClass(?string $class): static
+	public function setRowClass(?string $class): self
 	{
 		$this->rowClass = $class;
 		return $this;
@@ -145,7 +150,7 @@ class Result implements IDataSource
 	/**
 	 * Set a factory to create fetched object instances. These should extend the Row class.
 	 */
-	public function setRowFactory(callable $callback): static
+	public function setRowFactory(callable $callback): self
 	{
 		$this->rowFactory = $callback;
 		return $this;
@@ -155,14 +160,14 @@ class Result implements IDataSource
 	/**
 	 * Fetches the row at current position, process optional type conversion.
 	 * and moves the internal cursor to the next position
+	 * @return Row|array|null
 	 */
-	final public function fetch(): mixed
+	final public function fetch()
 	{
 		$row = $this->getResultDriver()->fetch(true);
 		if ($row === null) {
 			return null;
 		}
-
 		$this->fetched = true;
 		$this->normalize($row);
 		if ($this->rowFactory) {
@@ -170,22 +175,20 @@ class Result implements IDataSource
 		} elseif ($this->rowClass) {
 			return new $this->rowClass($row);
 		}
-
 		return $row;
 	}
 
 
 	/**
 	 * Like fetch(), but returns only first field.
-	 * Returns value on success, null if no next record
+	 * @return mixed value on success, null if no next record
 	 */
-	final public function fetchSingle(): mixed
+	final public function fetchSingle()
 	{
 		$row = $this->getResultDriver()->fetch(true);
 		if ($row === null) {
 			return null;
 		}
-
 		$this->fetched = true;
 		$this->normalize($row);
 		return reset($row);
@@ -196,9 +199,9 @@ class Result implements IDataSource
 	 * Fetches all records from table.
 	 * @return Row[]|array[]
 	 */
-	final public function fetchAll(?int $offset = null, ?int $limit = null): array
+	final public function fetchAll(int $offset = null, int $limit = null): array
 	{
-		$limit ??= -1;
+		$limit = $limit ?? -1;
 		$this->seek($offset ?: 0);
 		$row = $this->fetch();
 		if (!$row) {
@@ -210,7 +213,6 @@ class Result implements IDataSource
 			if ($limit === 0) {
 				break;
 			}
-
 			$limit--;
 			$data[] = $row;
 		} while ($row = $this->fetch());
@@ -230,7 +232,7 @@ class Result implements IDataSource
 	 */
 	final public function fetchAssoc(string $assoc): array
 	{
-		if (str_contains($assoc, ',')) {
+		if (strpos($assoc, ',') !== false) {
 			return $this->oldFetchAssoc($assoc);
 		}
 
@@ -283,6 +285,7 @@ class Result implements IDataSource
 					} else {
 						$x = &$x->{$assoc[$i + 1]};
 					}
+
 				} elseif ($as !== '|') { // associative-array node
 					$x = &$x[(string) $row->$as];
 				}
@@ -340,6 +343,7 @@ class Result implements IDataSource
 					} else {
 						$x = &$x[$assoc[$i + 1]];
 					}
+
 				} elseif ($as === '@') { // "object" node
 					if ($x === null) {
 						$x = clone $row;
@@ -348,6 +352,7 @@ class Result implements IDataSource
 					} else {
 						$x = &$x->{$assoc[$i + 1]};
 					}
+
 				} else { // associative-array node
 					$x = &$x[(string) $row->$as];
 				}
@@ -369,7 +374,7 @@ class Result implements IDataSource
 	 * Fetches all records from table like $key => $value pairs.
 	 * @throws \InvalidArgumentException
 	 */
-	final public function fetchPairs(?string $key = null, ?string $value = null): array
+	final public function fetchPairs(string $key = null, string $value = null): array
 	{
 		$this->seek(0);
 		$row = $this->fetch();
@@ -391,7 +396,6 @@ class Result implements IDataSource
 				do {
 					$data[] = $row[$key];
 				} while ($row = $this->fetch());
-
 				return $data;
 			}
 
@@ -406,7 +410,6 @@ class Result implements IDataSource
 				do {
 					$data[] = $row[$value];
 				} while ($row = $this->fetch());
-
 				return $data;
 			}
 
@@ -450,14 +453,9 @@ class Result implements IDataSource
 			if (!isset($row[$key])) { // null
 				continue;
 			}
-
 			$value = $row[$key];
-			$format = $this->formats[$type] ?? null;
 
-			if ($type === null || $format === 'native') {
-				$row[$key] = $value;
-
-			} elseif ($type === Type::TEXT) {
+			if ($type === Type::TEXT) {
 				$row[$key] = (string) $value;
 
 			} elseif ($type === Type::INTEGER) {
@@ -474,11 +472,9 @@ class Result implements IDataSource
 				} elseif ($p !== false && $e !== false) {
 					$value = rtrim($value, '.');
 				}
-
 				if ($value === '' || $value[0] === '.') {
 					$value = '0' . $value;
 				}
-
 				$row[$key] = $value === str_replace(',', '.', (string) ($float = (float) $value))
 					? $float
 					: $value;
@@ -487,17 +483,19 @@ class Result implements IDataSource
 				$row[$key] = ((bool) $value) && $value !== 'f' && $value !== 'F';
 
 			} elseif ($type === Type::DATETIME || $type === Type::DATE || $type === Type::TIME) {
-				if ($value && !str_starts_with((string) $value, '0000-00')) { // '', null, false, '0000-00-00', ...
+				if ($value && substr((string) $value, 0, 3) !== '000') { // '', null, false, '0000-00-00', ...
 					$value = new DateTime($value);
-					$row[$key] = $format ? $value->format($format) : $value;
+					$row[$key] = empty($this->formats[$type])
+						? $value
+						: $value->format($this->formats[$type]);
 				} else {
 					$row[$key] = null;
 				}
+
 			} elseif ($type === Type::TIME_INTERVAL) {
 				preg_match('#^(-?)(\d+)\D(\d+)\D(\d+)\z#', $value, $m);
-				$value = new \DateInterval("PT$m[2]H$m[3]M$m[4]S");
-				$value->invert = (int) (bool) $m[1];
-				$row[$key] = $format ? $value->format($format) : $value;
+				$row[$key] = new \DateInterval("PT$m[2]H$m[3]M$m[4]S");
+				$row[$key]->invert = (int) (bool) $m[1];
 
 			} elseif ($type === Type::BINARY) {
 				$row[$key] = is_string($value)
@@ -505,11 +503,15 @@ class Result implements IDataSource
 					: $value;
 
 			} elseif ($type === Type::JSON) {
-				if ($format === 'string') { // back compatibility with 'native'
+				if ($this->formats[$type] === 'string') {
 					$row[$key] = $value;
 				} else {
-					$row[$key] = json_decode($value, $format === 'array');
+					$row[$key] = json_decode($value, $this->formats[$type] === 'array');
 				}
+
+			} elseif ($type === null) {
+				$row[$key] = $value;
+
 			} else {
 				throw new \RuntimeException('Unexpected type ' . $type);
 			}
@@ -521,7 +523,7 @@ class Result implements IDataSource
 	 * Define column type.
 	 * @param  string|null  $type  use constant Type::*
 	 */
-	final public function setType(string $column, ?string $type): static
+	final public function setType(string $column, ?string $type): self
 	{
 		$this->types[$column] = $type;
 		return $this;
@@ -547,25 +549,15 @@ class Result implements IDataSource
 
 
 	/**
-	 * Sets type format.
+	 * Sets date format.
 	 */
-	final public function setFormat(string $type, ?string $format): static
+	final public function setFormat(string $type, ?string $format): self
 	{
 		$this->formats[$type] = $format;
 		return $this;
 	}
 
 
-	/**
-	 * Sets type formats.
-	 */
-	final public function setFormats(array $formats): static
-	{
-		$this->formats = $formats;
-		return $this;
-	}
-
-
 	/**
 	 * Returns data format.
 	 */
@@ -583,10 +575,9 @@ class Result implements IDataSource
 	 */
 	public function getInfo(): Reflection\Result
 	{
-		if (!isset($this->meta)) {
+		if ($this->meta === null) {
 			$this->meta = new Reflection\Result($this->getResultDriver());
 		}
-
 		return $this->meta;
 	}
 

src/Dibi/ResultIterator.php

@@ -15,9 +15,16 @@ namespace Dibi;
  */
 class ResultIterator implements \Iterator, \Countable
 {
-	private Result $result;
-	private mixed $row;
-	private int $pointer = 0;
+	use Strict;
+
+	/** @var Result */
+	private $result;
+
+	/** @var mixed */
+	private $row;
+
+	/** @var int */
+	private $pointer = 0;
 
 
 	public function __construct(Result $result)
@@ -39,9 +46,9 @@ class ResultIterator implements \Iterator, \Countable
 
 	/**
 	 * Returns the key of the current element.
+	 * @return mixed
 	 */
-	#[\ReturnTypeWillChange]
-	public function key(): mixed
+	public function key()
 	{
 		return $this->pointer;
 	}
@@ -49,9 +56,9 @@ class ResultIterator implements \Iterator, \Countable
 
 	/**
 	 * Returns the current element.
+	 * @return mixed
 	 */
-	#[\ReturnTypeWillChange]
-	public function current(): mixed
+	public function current()
 	{
 		return $this->row;
 	}

src/Dibi/Row.php

@@ -13,7 +13,6 @@ namespace Dibi;
 /**
  * Result set single row.
  */
-#[\AllowDynamicProperties]
 class Row implements \ArrayAccess, \IteratorAggregate, \Countable
 {
 	public function __construct(array $arr)
@@ -32,70 +31,62 @@ class Row implements \ArrayAccess, \IteratorAggregate, \Countable
 
 	/**
 	 * Converts value to DateTime object.
+	 * @return DateTime|string|null
 	 */
-	public function asDateTime(string $key, ?string $format = null): DateTime|string|null
+	public function asDateTime(string $key, string $format = null)
 	{
 		$time = $this[$key];
 		if (!$time instanceof DateTime) {
-			if (!$time || str_starts_with((string) $time, '0000-00')) { // '', null, false, '0000-00-00', ...
+			if (!$time || substr((string) $time, 0, 3) === '000') { // '', null, false, '0000-00-00', ...
 				return null;
 			}
-
 			$time = new DateTime($time);
 		}
-
 		return $format === null ? $time : $time->format($format);
 	}
 
 
-	public function __get(string $key): mixed
+	public function __get(string $key)
 	{
 		$hint = Helpers::getSuggestion(array_keys((array) $this), $key);
 		trigger_error("Attempt to read missing column '$key'" . ($hint ? ", did you mean '$hint'?" : '.'), E_USER_NOTICE);
-		return null;
-	}
-
-
-	public function __isset(string $key): bool
-	{
-		return false;
 	}
 
 
 	/********************* interfaces ArrayAccess, Countable & IteratorAggregate ****************d*g**/
 
 
-	final public function count(): int
+	final public function count()
 	{
 		return count((array) $this);
 	}
 
 
-	final public function getIterator(): \ArrayIterator
+	final public function getIterator()
 	{
 		return new \ArrayIterator($this);
 	}
 
 
-	final public function offsetSet($nm, $val): void
+	final public function offsetSet($nm, $val)
 	{
 		$this->$nm = $val;
 	}
 
 
-	final public function offsetGet($nm): mixed
+	final public function offsetGet($nm)
 	{
 		return $this->$nm;
 	}
 
 
-	final public function offsetExists($nm): bool
+	final public function offsetExists($nm)
 	{
 		return isset($this->$nm);
 	}
 
 
-	final public function offsetUnset($nm): void
+	final public function offsetUnset($nm)
 	{
 		unset($this->$nm);
 	}

src/Dibi/Strict.php

@@ -0,0 +1,111 @@
+<?php
+
+/**
+ * This file is part of the Dibi, smart database abstraction layer (https://dibiphp.com)
+ * Copyright (c) 2005 David Grudl (https://davidgrudl.com)
+ */
+
+declare(strict_types=1);
+
+namespace Dibi;
+
+use ReflectionClass;
+use ReflectionMethod;
+use ReflectionProperty;
+
+
+/**
+ * Better OOP experience.
+ */
+trait Strict
+{
+	/** @var array [method => [type => callback]] */
+	private static $extMethods;
+
+
+	/**
+	 * Call to undefined method.
+	 * @throws \LogicException
+	 */
+	public function __call(string $name, array $args)
+	{
+		$class = method_exists($this, $name) ? 'parent' : static::class;
+		$items = (new ReflectionClass($this))->getMethods(ReflectionMethod::IS_PUBLIC);
+		$items = array_map(function ($item) { return $item->getName(); }, $items);
+		$hint = ($t = Helpers::getSuggestion($items, $name))
+			? ", did you mean $t()?"
+			: '.';
+		throw new \LogicException("Call to undefined method $class::$name()$hint");
+	}
+
+
+	/**
+	 * Call to undefined static method.
+	 * @throws \LogicException
+	 */
+	public static function __callStatic(string $name, array $args)
+	{
+		$rc = new ReflectionClass(static::class);
+		$items = array_intersect($rc->getMethods(ReflectionMethod::IS_PUBLIC), $rc->getMethods(ReflectionMethod::IS_STATIC));
+		$items = array_map(function ($item) { return $item->getName(); }, $items);
+		$hint = ($t = Helpers::getSuggestion($items, $name))
+			? ", did you mean $t()?"
+			: '.';
+		throw new \LogicException("Call to undefined static method {$rc->getName()}::$name()$hint");
+	}
+
+
+	/**
+	 * Access to undeclared property.
+	 * @throws \LogicException
+	 */
+	public function &__get(string $name)
+	{
+		if ((method_exists($this, $m = 'get' . $name) || method_exists($this, $m = 'is' . $name))
+			&& (new ReflectionMethod($this, $m))->isPublic()
+		) { // back compatiblity
+			$ret = $this->$m();
+			return $ret;
+		}
+		$rc = new ReflectionClass($this);
+		$items = array_diff($rc->getProperties(ReflectionProperty::IS_PUBLIC), $rc->getProperties(ReflectionProperty::IS_STATIC));
+		$items = array_map(function ($item) { return $item->getName(); }, $items);
+		$hint = ($t = Helpers::getSuggestion($items, $name))
+			? ", did you mean $$t?"
+			: '.';
+		throw new \LogicException("Attempt to read undeclared property {$rc->getName()}::$$name$hint");
+	}
+
+
+	/**
+	 * Access to undeclared property.
+	 * @throws \LogicException
+	 */
+	public function __set(string $name, $value)
+	{
+		$rc = new ReflectionClass($this);
+		$items = array_diff($rc->getProperties(ReflectionProperty::IS_PUBLIC), $rc->getProperties(ReflectionProperty::IS_STATIC));
+		$items = array_map(function ($item) { return $item->getName(); }, $items);
+		$hint = ($t = Helpers::getSuggestion($items, $name))
+			? ", did you mean $$t?"
+			: '.';
+		throw new \LogicException("Attempt to write to undeclared property {$rc->getName()}::$$name$hint");
+	}
+
+
+	public function __isset(string $name): bool
+	{
+		return false;
+	}
+
+
+	/**
+	 * Access to undeclared property.
+	 * @throws \LogicException
+	 */
+	public function __unset(string $name)
+	{
+		$class = static::class;
+		throw new \LogicException("Attempt to unset undeclared property $class::$$name.");
+	}
+}

src/Dibi/Translator.php

@@ -15,19 +15,40 @@ namespace Dibi;
  */
 final class Translator
 {
-	private Connection $connection;
-	private Driver $driver;
-	private int $cursor = 0;
-	private array $args;
+	use Strict;
+
+	/** @var Connection */
+	private $connection;
+
+	/** @var Driver */
+	private $driver;
+
+	/** @var int */
+	private $cursor = 0;
+
+	/** @var array */
+	private $args;
 
 	/** @var string[] */
-	private array $errors;
-	private bool $comment = false;
-	private int $ifLevel = 0;
-	private int $ifLevelStart = 0;
-	private ?int $limit = null;
-	private ?int $offset = null;
-	private HashMap $identifiers;
+	private $errors;
+
+	/** @var bool */
+	private $comment = false;
+
+	/** @var int */
+	private $ifLevel = 0;
+
+	/** @var int */
+	private $ifLevelStart = 0;
+
+	/** @var int|null */
+	private $limit;
+
+	/** @var int|null */
+	private $offset;
+
+	/** @var HashMap */
+	private $identifiers;
 
 
 	public function __construct(Connection $connection)
@@ -48,7 +69,6 @@ final class Translator
 		while (count($args) === 1 && is_array($args[0])) { // implicit array expansion
 			$args = array_values($args[0]);
 		}
-
 		$this->args = $args;
 		$this->errors = [];
 
@@ -75,27 +95,27 @@ final class Translator
 						// note: this can change $this->args & $this->cursor & ...
 						. preg_replace_callback(
 							<<<'XX'
-								/
-								(?=[`['":%?])                       ## speed-up
-								(?:
-									`(.+?)`|                        ## 1) `identifier`
-									\[(.+?)\]|                      ## 2) [identifier]
-									(')((?:''|[^'])*)'|             ## 3,4) string
-									(")((?:""|[^"])*)"|             ## 5,6) "string"
-									('|")|                          ## 7) lone quote
-									:(\S*?:)([a-zA-Z0-9._]?)|       ## 8,9) :substitution:
-									%([a-zA-Z~][a-zA-Z0-9~]{0,5})|  ## 10) modifier
-									(\?)                            ## 11) placeholder
-								)/xs
-								XX,
+							/
+							(?=[`['":%?])                       ## speed-up
+							(?:
+								`(.+?)`|                        ## 1) `identifier`
+								\[(.+?)\]|                      ## 2) [identifier]
+								(')((?:''|[^'])*)'|             ## 3,4) string
+								(")((?:""|[^"])*)"|             ## 5,6) "string"
+								('|")|                          ## 7) lone quote
+								:(\S*?:)([a-zA-Z0-9._]?)|       ## 8,9) :substitution:
+								%([a-zA-Z~][a-zA-Z0-9~]{0,5})|  ## 10) modifier
+								(\?)                            ## 11) placeholder
+							)/xs
+XX
+,
 							[$this, 'cb'],
-							substr($arg, $toSkip),
+							substr($arg, $toSkip)
 						);
 					if (preg_last_error()) {
 						throw new PcreException;
 					}
 				}
-
 				continue;
 			}
 
@@ -118,10 +138,8 @@ final class Translator
 					if ($lastArr === $cursor - 1) {
 						$sql[] = ',';
 					}
-
 					$sql[] = $this->formatValue($arg, $commandIns ? 'l' : 'a');
 				}
-
 				$lastArr = $cursor;
 				continue;
 			}
@@ -130,6 +148,7 @@ final class Translator
 			$sql[] = $this->formatValue($arg, null);
 		} // while
 
+
 		if ($comment) {
 			$sql[] = '*/';
 		}
@@ -151,8 +170,9 @@ final class Translator
 
 	/**
 	 * Apply modifier to single value.
+	 * @param  mixed  $value
 	 */
-	public function formatValue(mixed $value, ?string $modifier): string
+	public function formatValue($value, ?string $modifier): string
 	{
 		if ($this->comment) {
 			return '...';
@@ -187,21 +207,20 @@ final class Translator
 								$v = $this->formatValue($v, $pair[1]);
 								if ($pair[1] === 'l' || $pair[1] === 'in') {
 									$op = 'IN ';
-								} elseif (str_contains($pair[1], 'like')) {
+								} elseif (strpos($pair[1], 'like') !== false) {
 									$op = 'LIKE ';
 								} elseif ($v === 'NULL') {
 									$op = 'IS ';
 								} else {
 									$op = '= ';
 								}
-
 								$vx[] = $k . $op . $v;
 							}
+
 						} else {
 							$vx[] = $this->formatValue($v, 'ex');
 						}
 					}
-
 					return '(' . implode(') ' . strtoupper($modifier) . ' (', $vx) . ')';
 
 				case 'n':  // key, key, ... identifier names
@@ -213,7 +232,6 @@ final class Translator
 							$vx[] = $this->identifiers->{$pair[0]};
 						}
 					}
-
 					return implode(', ', $vx);
 
 
@@ -223,7 +241,6 @@ final class Translator
 						$vx[] = $this->identifiers->{$pair[0]} . '='
 							. $this->formatValue($v, $pair[1] ?? (is_array($v) ? 'ex!' : null));
 					}
-
 					return implode(', ', $vx);
 
 
@@ -233,7 +250,6 @@ final class Translator
 						$pair = explode('%', (string) $k, 2); // split into identifier & modifier
 						$vx[] = $this->formatValue($v, $pair[1] ?? (is_array($v) ? 'ex!' : null));
 					}
-
 					return '(' . (($vx || $modifier === 'l') ? implode(', ', $vx) : 'NULL') . ')';
 
 
@@ -243,7 +259,6 @@ final class Translator
 						$kx[] = $this->identifiers->{$pair[0]};
 						$vx[] = $this->formatValue($v, $pair[1] ?? (is_array($v) ? 'ex!' : null));
 					}
-
 					return '(' . implode(', ', $kx) . ') VALUES (' . implode(', ', $vx) . ')';
 
 				case 'm': // (key, key, ...) VALUES (val, val, ...), (val, val, ...), ...
@@ -257,7 +272,7 @@ final class Translator
 								$proto = array_keys($v);
 							}
 						} else {
-							return $this->errors[] = '**Unexpected type ' . get_debug_type($v) . '**';
+							return $this->errors[] = '**Unexpected type ' . (is_object($v) ? get_class($v) : gettype($v)) . '**';
 						}
 
 						$pair = explode('%', $k, 2); // split into identifier & modifier
@@ -266,11 +281,9 @@ final class Translator
 							$vx[$k2][] = $this->formatValue($v2, $pair[1] ?? (is_array($v2) ? 'ex!' : null));
 						}
 					}
-
 					foreach ($vx as $k => $v) {
 						$vx[$k] = '(' . implode(', ', $v) . ')';
 					}
-
 					return '(' . implode(', ', $kx) . ') VALUES ' . implode(', ', $vx);
 
 				case 'by': // key ASC, key DESC
@@ -284,7 +297,6 @@ final class Translator
 							$vx[] = $this->identifiers->$v;
 						}
 					}
-
 					return implode(', ', $vx);
 
 				case 'ex!':
@@ -298,24 +310,10 @@ final class Translator
 					foreach ($value as $v) {
 						$vx[] = $this->formatValue($v, $modifier);
 					}
-
 					return implode(', ', $vx);
 			}
 		}
 
-		if (is_object($value)
-			&& $modifier === null
-			&& !$value instanceof Literal
-			&& !$value instanceof Expression
-			&& $result = $this->connection->translateObject($value)
-		) {
-			return $this->connection->translate(...$result->getValues());
-		}
-
-		// object-to-scalar procession
-		if ($value instanceof \BackedEnum && is_scalar($value->value)) {
-			$value = $value->value;
-		}
 
 		// with modifier procession
 		if ($modifier) {
@@ -335,7 +333,7 @@ final class Translator
 				) {
 					// continue
 				} else {
-					$type = get_debug_type($value);
+					$type = is_object($value) ? get_class($value) : gettype($value);
 					return $this->errors[] = "**Invalid combination of type $type and modifier %$modifier**";
 				}
 			}
@@ -402,7 +400,6 @@ final class Translator
 					} elseif (!$value instanceof \DateTimeInterface) {
 						$value = new DateTime($value);
 					}
-
 					return $modifier === 'd'
 						? $this->driver->escapeDate($value)
 						: $this->driver->escapeDateTime($value);
@@ -423,25 +420,25 @@ final class Translator
 						$value = substr($value, 0, $toSkip)
 							. preg_replace_callback(
 								<<<'XX'
-									/
-									(?=[`['":])
-									(?:
-										`(.+?)`|
-										\[(.+?)]|
-										(')((?:''|[^'])*)'|
-										(")((?:""|[^"])*)"|
-										(['"])|
-										:(\S*?:)([a-zA-Z0-9._]?)
-									)/sx
-									XX,
+								/
+								(?=[`['":])
+								(?:
+									`(.+?)`|
+									\[(.+?)\]|
+									(')((?:''|[^'])*)'|
+									(")((?:""|[^"])*)"|
+									('|")|
+									:(\S*?:)([a-zA-Z0-9._]?)
+								)/sx
+XX
+,
 								[$this, 'cb'],
-								substr($value, $toSkip),
+								substr($value, $toSkip)
 							);
 						if (preg_last_error()) {
 							throw new PcreException;
 						}
 					}
-
 					return $value;
 
 				case 'SQL': // preserve as real SQL (TODO: rename to %sql)
@@ -472,6 +469,7 @@ final class Translator
 			}
 		}
 
+
 		// without modifier procession
 		if (is_string($value)) {
 			return $this->driver->escapeText($value);
@@ -501,7 +499,7 @@ final class Translator
 			return $this->connection->translate(...$value->getValues());
 
 		} else {
-			$type = get_debug_type($value);
+			$type = is_object($value) ? get_class($value) : gettype($value);
 			return $this->errors[] = "**Unexpected $type**";
 		}
 	}
@@ -553,7 +551,6 @@ final class Translator
 					$this->comment = true;
 					return '/*';
 				}
-
 				return '';
 
 			} elseif ($mod === 'else') {
@@ -566,6 +563,7 @@ final class Translator
 					$this->comment = true;
 					return '/*';
 				}
+
 			} elseif ($mod === 'end') {
 				$this->ifLevel--;
 				if ($this->ifLevelStart === $this->ifLevel + 1) {
@@ -574,7 +572,6 @@ final class Translator
 					$this->comment = false;
 					return '*/';
 				}
-
 				return '';
 
 			} elseif ($mod === 'ex') { // array expansion
@@ -589,7 +586,6 @@ final class Translator
 				} else {
 					$this->limit = Helpers::intVal($arg);
 				}
-
 				return '';
 
 			} elseif ($mod === 'ofs') { // apply offset
@@ -600,7 +596,6 @@ final class Translator
 				} else {
 					$this->offset = Helpers::intVal($arg);
 				}
-
 				return '';
 
 			} else { // default processing
@@ -654,7 +649,6 @@ final class Translator
 				$v = $this->driver->escapeIdentifier($v);
 			}
 		}
-
 		return implode('.', $parts);
 	}
 }

src/Dibi/dibi.php

@@ -25,7 +25,6 @@ declare(strict_types=1);
  * @method static void begin(string $savepoint = null)
  * @method static void commit(string $savepoint = null)
  * @method static void rollback(string $savepoint = null)
- * @method static mixed transaction(callable $callback)
  * @method static Dibi\Reflection\Database getDatabaseInfo()
  * @method static Dibi\Fluent command()
  * @method static Dibi\Fluent select(...$args)
@@ -37,35 +36,38 @@ declare(strict_types=1);
  */
 class dibi
 {
+	use Dibi\Strict;
+
 	public const
 		AFFECTED_ROWS = 'a',
 		IDENTIFIER = 'n';
 
 	/** version */
-	public const VERSION = '5.0.1';
+	public const
+		VERSION = '4.1.3';
 
 	/** sorting order */
 	public const
 		ASC = 'ASC',
 		DESC = 'DESC';
 
-	/** Last SQL command @see dibi::query() */
-	public static ?string $sql = null;
+	/** @var string|null  Last SQL command @see dibi::query() */
+	public static $sql;
 
-	/** Elapsed time for last query */
-	public static ?float $elapsedTime = null;
+	/** @var float|null  Elapsed time for last query */
+	public static $elapsedTime;
 
-	/** Elapsed time for all queries */
-	public static float $totalTime = 0;
+	/** @var float  Elapsed time for all queries */
+	public static $totalTime;
 
-	/** Number or queries */
-	public static int $numOfQueries = 0;
+	/** @var int  Number or queries */
+	public static $numOfQueries = 0;
 
 	/** @var Dibi\Connection[]  Connection registry storage for Dibi\Connection objects */
-	private static array $registry = [];
+	private static $registry = [];
 
-	/** Current connection */
-	private static Dibi\Connection $connection;
+	/** @var Dibi\Connection  Current connection */
+	private static $connection;
 
 
 	/**
@@ -85,7 +87,7 @@ class dibi
 	 * @param  array   $config  connection parameters
 	 * @throws Dibi\Exception
 	 */
-	public static function connect(array $config = [], string $name = '0'): Dibi\Connection
+	public static function connect($config = [], string $name = '0'): Dibi\Connection
 	{
 		return self::$connection = self::$registry[$name] = new Dibi\Connection($config, $name);
 	}
@@ -104,7 +106,7 @@ class dibi
 	 * Retrieve active connection.
 	 * @throws Dibi\Exception
 	 */
-	public static function getConnection(?string $name = null): Dibi\Connection
+	public static function getConnection(string $name = null): Dibi\Connection
 	{
 		if ($name === null) {
 			if (self::$connection === null) {
@@ -148,9 +150,10 @@ class dibi
 
 	/**
 	 * Prints out a syntax highlighted version of the SQL command or Result.
+	 * @param  string|Dibi\Result  $sql
 	 * @param  bool  $return  return output instead of printing it?
 	 */
-	public static function dump(string|Dibi\Result|null $sql = null, bool $return = false): ?string
+	public static function dump($sql = null, bool $return = false): ?string
 	{
 		return Dibi\Helpers::dump($sql, $return);
 	}
@@ -159,9 +162,9 @@ class dibi
 	/**
 	 * Strips microseconds part.
 	 */
-	public static function stripMicroseconds(DateTimeInterface $dt): DateTimeInterface
+	public static function stripMicroseconds(\DateTimeInterface $dt): \DateTimeInterface
 	{
-		$class = $dt::class;
+		$class = get_class($dt);
 		return new $class($dt->format('Y-m-d H:i:s'), $dt->getTimezone());
 	}
 }

src/Dibi/exceptions.php

@@ -15,15 +15,15 @@ namespace Dibi;
  */
 class Exception extends \Exception
 {
-	private ?string $sql;
+	/** @var string|null */
+	private $sql;
 
 
-	public function __construct(
-		string $message = '',
-		int|string $code = 0,
-		?string $sql = null,
-		?\Throwable $previous = null,
-	) {
+	/**
+	 * @param  int|string  $code
+	 */
+	public function __construct(string $message = '', $code = 0, string $sql = null, \Throwable $previous = null)
+	{
 		parent::__construct($message, 0, $previous);
 		$this->code = $code;
 		$this->sql = $sql;
@@ -56,9 +56,17 @@ class DriverException extends Exception
  */
 class PcreException extends Exception
 {
-	public function __construct()
+	public function __construct(string $message = '%msg.')
 	{
-		parent::__construct(preg_last_error_msg(), preg_last_error());
+		static $messages = [
+			PREG_INTERNAL_ERROR => 'Internal error',
+			PREG_BACKTRACK_LIMIT_ERROR => 'Backtrack limit was exhausted',
+			PREG_RECURSION_LIMIT_ERROR => 'Recursion limit was exhausted',
+			PREG_BAD_UTF8_ERROR => 'Malformed UTF-8 data',
+			5 => 'Offset didn\'t correspond to the begin of a valid UTF-8 code point', // PREG_BAD_UTF8_OFFSET_ERROR
+		];
+		$code = preg_last_error();
+		parent::__construct(str_replace('%msg', $messages[$code] ?? 'Unknown error', $message), $code);
 	}
 }
 
@@ -78,13 +86,14 @@ class NotSupportedException extends Exception
  */
 class ProcedureException extends Exception
 {
-	protected string $severity;
+	/** @var string */
+	protected $severity;
 
 
 	/**
 	 * Construct the exception.
 	 */
-	public function __construct(string $message = '', int $code = 0, string $severity = '', ?string $sql = null)
+	public function __construct(string $message = '', int $code = 0, string $severity = '', string $sql = null)
 	{
 		parent::__construct($message, $code, $sql);
 		$this->severity = $severity;

src/Dibi/interfaces.php

@@ -51,24 +51,25 @@ interface Driver
 	 * Begins a transaction (if supported).
 	 * @throws DriverException
 	 */
-	function begin(?string $savepoint = null): void;
+	function begin(string $savepoint = null): void;
 
 	/**
 	 * Commits statements in a transaction.
 	 * @throws DriverException
 	 */
-	function commit(?string $savepoint = null): void;
+	function commit(string $savepoint = null): void;
 
 	/**
 	 * Rollback changes in a transaction.
 	 * @throws DriverException
 	 */
-	function rollback(?string $savepoint = null): void;
+	function rollback(string $savepoint = null): void;
 
 	/**
 	 * Returns the connection resource.
+	 * @return mixed
 	 */
-	function getResource(): mixed;
+	function getResource();
 
 	/**
 	 * Returns the connection reflector.
@@ -116,6 +117,7 @@ interface ResultDriver
 
 	/**
 	 * Moves cursor position without fetching row.
+	 * @return bool  true on success, false if unable to seek to specified record
 	 * @throws Exception
 	 */
 	function seek(int $row): bool;
@@ -140,8 +142,9 @@ interface ResultDriver
 
 	/**
 	 * Returns the result set resource.
+	 * @return mixed
 	 */
-	function getResultResource(): mixed;
+	function getResultResource();
 
 	/**
 	 * Decodes data from result set.
@@ -221,20 +224,20 @@ interface IConnection
 	 * Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
 	 * @throws Exception
 	 */
-	function getInsertId(?string $sequence = null): int;
+	function getInsertId(string $sequence = null): int;
 
 	/**
 	 * Begins a transaction (if supported).
 	 */
-	function begin(?string $savepoint = null): void;
+	function begin(string $savepoint = null): void;
 
 	/**
 	 * Commits statements in a transaction.
 	 */
-	function commit(?string $savepoint = null): void;
+	function commit(string $savepoint = null): void;
 
 	/**
 	 * Rollback changes in a transaction.
 	 */
-	function rollback(?string $savepoint = null): void;
+	function rollback(string $savepoint = null): void;
 }

tests/.coveralls.yml

@@ -1,4 +1,4 @@
 # for php-coveralls
-service_name: github-actions
+service_name: travis-ci
 coverage_clover: coverage.xml
 json_path: coverage.json

tests/databases.appveyor.ini

@@ -13,13 +13,12 @@ driver = mysqli
 host = 127.0.0.1
 username = root
 password = "Password12!"
-database = dibi_test
 charset = utf8
 system = mysql
 
 [mysql pdo]
 driver = pdo
-dsn = "mysql:host=127.0.0.1;dbname=dibi_test"
+dsn = "mysql:host=127.0.0.1"
 username = root
 password = "Password12!"
 system = mysql

tests/databases.github.ini

@@ -1,89 +0,0 @@
-[sqlite] ; default
-driver = sqlite
-database = :memory:
-system = sqlite
-
-[sqlite pdo]
-driver = pdo
-dsn = "sqlite::memory:"
-system = sqlite
-
-[mysql 5.7]
-driver = mysqli
-host = "127.0.0.1"
-database = dibi_test
-username = root
-password = root
-port = 3306
-system = mysql
-
-[mysql 5.7pdo]
-driver = pdo
-dsn = "mysql:host=127.0.0.1;port=3306;dbname=dibi_test"
-user = root
-password = root
-system = mysql
-
-[mysql 8.0]
-driver = mysqli
-host = "127.0.0.1"
-database = dibi_test
-username = root
-password = root
-port = 3307
-system = mysql
-
-[mysql 8.0pdo]
-driver = pdo
-dsn = "mysql:host=127.0.0.1;port=3307;dbname=dibi_test"
-user = root
-password = root
-system = mysql
-
-[postgre 9.6]
-driver = postgre
-host = "127.0.0.1"
-database = dibi_test
-username = postgres
-password = postgres
-port = 5432
-system = postgre
-
-[postgre 9.6pdo]
-driver = pdo
-dsn = "pgsql:host=127.0.0.1;port=5432;dbname=dibi_test"
-user = postgres
-password = postgres
-system = postgre
-
-[postgre 13]
-driver = postgre
-host = "127.0.0.1"
-database = dibi_test
-username = postgres
-password = postgres
-port = 5433
-system = postgre
-
-[postgre 13pdo]
-driver = pdo
-dsn = "pgsql:host=127.0.0.1;port=5433;dbname=dibi_test"
-user = postgres
-password = postgres
-system = postgre
-
-[sqlsrv]
-driver = sqlsrv
-host = "localhost"
-username = SA
-password = "YourStrong!Passw0rd"
-database = dibi_test
-port = 1433
-system = sqlsrv
-
-;[sqlsrv pdo]
-;driver = pdo
-;dsn = "sqlsrv:Server=localhost,1433;Database=dibi_test"
-;user = SA
-;password = "YourStrong!Passw0rd"
-;system = sqlsrv

tests/databases.sample.ini

@@ -13,13 +13,12 @@ driver = mysqli
 host = 127.0.0.1
 username = root
 password =
-database = dibi_test
 charset = utf8
 system = mysql
 
 [mysql pdo]
 driver = pdo
-dsn = "mysql:host=127.0.0.1;dbname=dibi_test"
+dsn = "mysql:host=127.0.0.1"
 username = root
 password =
 system = mysql

tests/databases.travis.ini

@@ -0,0 +1,38 @@
+[sqlite] ; default
+driver = sqlite
+database = :memory:
+system = sqlite
+
+[sqlite pdo]
+driver = pdo
+dsn = "sqlite::memory:"
+system = sqlite
+
+[mysql improved]
+driver = mysqli
+host = 127.0.0.1
+username = root
+password =
+charset = utf8
+system = mysql
+
+[mysql pdo]
+driver = pdo
+dsn = "mysql:host=127.0.0.1"
+username = root
+password =
+system = mysql
+
+[postgre]
+driver = postgre
+host = 127.0.0.1
+username = postgres
+password =
+system = postgre
+
+[postgre pdo]
+driver = pdo
+dsn = "pgsql:host=127.0.0.1;dbname=dibi_test"
+username = postgres
+password =
+system = postgre

tests/dibi/Connection.connect.phpt

@@ -64,38 +64,24 @@ test('', function () use ($config) {
 
 
 test('', function () use ($config) {
-	$conn = new Connection($config);
-	Assert::true($conn->isConnected());
+	Assert::exception(function () use ($config) {
+		new Connection($config + ['onConnect' => '']);
+	}, InvalidArgumentException::class, "Configuration option 'onConnect' must be array.");
 
-	$conn->__destruct();
-	Assert::false($conn->isConnected());
-});
-
-
-test('', function () use ($config) {
-	Assert::exception(
-		fn() => new Connection($config + ['onConnect' => '']),
-		InvalidArgumentException::class,
-		"Configuration option 'onConnect' must be array.",
-	);
-
-	$e = Assert::exception(
-		fn() => new Connection($config + ['onConnect' => ['STOP']]),
-		Dibi\DriverException::class,
-	);
+	$e = Assert::exception(function () use ($config) {
+		new Connection($config + ['onConnect' => ['STOP']]);
+	}, Dibi\DriverException::class);
 	Assert::same('STOP', $e->getSql());
 
-	$e = Assert::exception(
-		fn() => new Connection($config + ['onConnect' => [['STOP %i', 123]]]),
-		Dibi\DriverException::class,
-	);
+	$e = Assert::exception(function () use ($config) {
+		new Connection($config + ['onConnect' => [['STOP %i', 123]]]);
+	}, Dibi\DriverException::class);
 	Assert::same('STOP 123', $e->getSql());
 
 	// lazy
 	$conn = new Connection($config + ['lazy' => true, 'onConnect' => ['STOP']]);
-	$e = Assert::exception(
-		fn() => $conn->query('SELECT 1'),
-		Dibi\DriverException::class,
-	);
+	$e = Assert::exception(function () use ($conn) {
+		$conn->query('SELECT 1');
+	}, Dibi\DriverException::class);
 	Assert::same('STOP', $e->getSql());
 });

tests/dibi/Connection.fetch.phpt

@@ -33,13 +33,13 @@ Assert::equal([
 $res = $conn->query('SELECT * FROM [products] ORDER BY product_id');
 Assert::same(
 	[1 => 'Chair', 'Table', 'Computer'],
-	$res->fetchPairs('product_id', 'title'),
+	$res->fetchPairs('product_id', 'title')
 );
 
 $res = $conn->query('SELECT * FROM [products] ORDER BY product_id');
 Assert::same(
 	[1 => 'Chair', 'Table', 'Computer'],
-	$res->fetchPairs(),
+	$res->fetchPairs()
 );
 
 

tests/dibi/Connection.objectTranslator.phpt

@@ -1,155 +0,0 @@
-<?php
-
-/**
- * @dataProvider ../databases.ini
- */
-
-declare(strict_types=1);
-
-use Tester\Assert;
-
-require __DIR__ . '/bootstrap.php';
-
-$conn = new Dibi\Connection($config + ['formatDateTime' => "'Y-m-d H:i:s.u'", 'formatDate' => "'Y-m-d'"]);
-
-
-class Email
-{
-	public $address = 'address@example.com';
-}
-
-class Time extends DateTimeImmutable
-{
-}
-
-
-test('Without object translator', function () use ($conn) {
-	Assert::exception(
-		fn() => $conn->translate('?', new Email),
-		Dibi\Exception::class,
-		'SQL translate error: Unexpected Email',
-	);
-});
-
-
-test('Basics', function () use ($conn) {
-	$conn->setObjectTranslator(fn(Email $email) => new Dibi\Expression('?', $email->address));
-	Assert::same(
-		reformat([
-			'sqlsrv' => "N'address@example.com'",
-			"'address@example.com'",
-		]),
-		$conn->translate('?', new Email),
-	);
-});
-
-
-test('DateTime', function () use ($conn) {
-	$stamp = Time::createFromFormat('Y-m-d H:i:s', '2022-11-22 12:13:14');
-
-	// Without object translator, DateTime child is translated by driver
-	Assert::same(
-		$conn->getDriver()->escapeDateTime($stamp),
-		$conn->translate('?', $stamp),
-	);
-
-
-	// With object translator
-	$conn->setObjectTranslator(fn(Time $time) => new Dibi\Expression('OwnTime(?)', $time->format('H:i:s')));
-	Assert::same(
-		reformat([
-			'sqlsrv' => "OwnTime(N'12:13:14')",
-			"OwnTime('12:13:14')",
-		]),
-		$conn->translate('?', $stamp),
-	);
-
-
-	// With modifier, it is still translated by driver
-	Assert::same(
-		$conn->getDriver()->escapeDateTime($stamp),
-		$conn->translate('%dt', $stamp),
-	);
-	Assert::same(
-		$conn->getDriver()->escapeDateTime($stamp),
-		$conn->translate('%t', $stamp),
-	);
-	Assert::same(
-		$conn->getDriver()->escapeDate($stamp),
-		$conn->translate('%d', $stamp),
-	);
-
-
-	// DateTimeImmutable as a Time parent is not affected and still translated by driver
-	$dt = DateTimeImmutable::createFromFormat('Y-m-d H:i:s', '2022-11-22 12:13:14');
-	Assert::same(
-		$conn->getDriver()->escapeDateTime($dt),
-		$conn->translate('?', $dt),
-	);
-
-	// But DateTime translation can be overloaded
-	$conn->setObjectTranslator(fn(DateTimeInterface $dt) => new Dibi\Expression('OwnDateTime'));
-	Assert::same(
-		'OwnDateTime',
-		$conn->translate('?', $dt),
-	);
-});
-
-
-test('Complex structures', function () use ($conn) {
-	$conn->setObjectTranslator(fn(Email $email) => new Dibi\Expression('?', $email->address));
-	$conn->setObjectTranslator(fn(Time $time) => new Dibi\Expression('OwnTime(?)', $time->format('H:i:s')));
-	$conn->setObjectTranslator(fn(DateTimeInterface $dt) => new Dibi\Expression('OwnDateTime'));
-
-	$time = Time::createFromFormat('Y-m-d H:i:s', '2022-11-22 12:13:14');
-	Assert::same(
-		reformat([
-			'sqlsrv' => "([a], [b], [c], [d], [e], [f], [g]) VALUES (OwnTime(N'12:13:14'), '2022-11-22', CONVERT(DATETIME2(7), '2022-11-22 12:13:14.000000'), CONVERT(DATETIME2(7), '2022-11-22 12:13:14.000000'), N'address@example.com', OwnDateTime, OwnDateTime)",
-			'odbc' => "([a], [b], [c], [d], [e], [f], [g]) VALUES (OwnTime('12:13:14'), #11/22/2022#, #11/22/2022 12:13:14.000000#, #11/22/2022 12:13:14.000000#, 'address@example.com', OwnDateTime, OwnDateTime)",
-			"([a], [b], [c], [d], [e], [f], [g]) VALUES (OwnTime('12:13:14'), '2022-11-22', '2022-11-22 12:13:14.000000', '2022-11-22 12:13:14.000000', 'address@example.com', OwnDateTime, OwnDateTime)",
-		]),
-		$conn->translate('%v', [
-			'a' => $time,
-			'b%d' => $time,
-			'c%t' => $time,
-			'd%dt' => $time,
-			'e' => new Email,
-			'f' => new DateTime,
-			'g' => new DateTimeImmutable,
-		]),
-	);
-});
-
-
-test('Invalid translator', function () use ($conn) {
-	Assert::exception(
-		fn() => $conn->setObjectTranslator(fn($email) => 'foo'),
-		Dibi\Exception::class,
-		'Object translator must have exactly one parameter with class typehint.',
-	);
-
-	Assert::exception(
-		fn() => $conn->setObjectTranslator(fn(string $email) => 'foo'),
-		Dibi\Exception::class,
-		"Object translator must have exactly one parameter with non-nullable class typehint, got 'string'.",
-	);
-
-	Assert::exception(
-		fn() => $conn->setObjectTranslator(fn(Email|bool $email) => 'foo'),
-		Dibi\Exception::class,
-		"Object translator must have exactly one parameter with non-nullable class typehint, got 'bool'.",
-	);
-
-	Assert::exception(
-		fn() => $conn->setObjectTranslator(fn(Email|null $email) => 'foo'),
-		Dibi\Exception::class,
-		"Object translator must have exactly one parameter with non-nullable class typehint, got '?Email'.",
-	);
-
-	$conn->setObjectTranslator(fn(Email $email) => 'foo');
-	Assert::exception(
-		fn() => $conn->translate('?', new Email),
-		Dibi\Exception::class,
-		"Object translator for class 'Email' returned 'string' but Dibi\\Expression expected.",
-	);
-});

tests/dibi/Connection.substitutions.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Tester\Assert;
@@ -14,27 +13,27 @@ $conn->getSubstitutes()->blog = 'wp_';
 
 Assert::same(
 	reformat('UPDATE wp_items SET [val]=1'),
-	$conn->translate('UPDATE :blog:items SET [val]=1'),
+	$conn->translate('UPDATE :blog:items SET [val]=1')
 );
 
 Assert::same(
 	reformat('UPDATE [wp_items] SET [val]=1'),
-	$conn->translate('UPDATE [:blog:items] SET [val]=1'),
+	$conn->translate('UPDATE [:blog:items] SET [val]=1')
 );
 
 Assert::same(
 	reformat("UPDATE 'wp_' SET [val]=1"),
-	$conn->translate('UPDATE :blog: SET [val]=1'),
+	$conn->translate('UPDATE :blog: SET [val]=1')
 );
 
 Assert::same(
 	reformat("UPDATE ':blg:' SET [val]=1"),
-	$conn->translate('UPDATE :blg: SET [val]=1'),
+	$conn->translate('UPDATE :blg: SET [val]=1')
 );
 
 Assert::same(
 	reformat("UPDATE table SET [text]=':blog:a'"),
-	$conn->translate("UPDATE table SET [text]=':blog:a'"),
+	$conn->translate("UPDATE table SET [text]=':blog:a'")
 );
 
 
@@ -43,14 +42,16 @@ $conn->getSubstitutes()->{''} = 'my_';
 
 Assert::same(
 	reformat('UPDATE my_table SET [val]=1'),
-	$conn->translate('UPDATE ::table SET [val]=1'),
+	$conn->translate('UPDATE ::table SET [val]=1')
 );
 
 
 // create substitutions using fallback callback
-$conn->getSubstitutes()->setCallback(fn($expr) => '_' . $expr . '_');
+$conn->getSubstitutes()->setCallback(function ($expr) {
+	return '_' . $expr . '_';
+});
 
 Assert::same(
 	reformat('UPDATE _account_user SET [val]=1'),
-	$conn->translate('UPDATE :account:user SET [val]=1'),
+	$conn->translate('UPDATE :account:user SET [val]=1')
 );

tests/dibi/Connection.transactions.phpt

@@ -15,131 +15,36 @@ $conn = new Dibi\Connection($config);
 $conn->loadFile(__DIR__ . "/data/$config[system].sql");
 
 
-/*
-Assert::exception(
-	fn() => $conn->rollback(),
-	Dibi\Exception::class,
-);
+/*Assert::exception(function () use ($conn) {
+	$conn->rollback();
+}, Dibi\Exception::class);
 
-Assert::exception(
-	fn() => $conn->commit(),
-	Dibi\Exception::class,
-);
+Assert::exception(function () use ($conn) {
+	$conn->commit();
+}, Dibi\Exception::class);
 
 $conn->begin();
-Assert::exception(
-	fn() => $conn->begin(),
-	Dibi\Exception::class,
-);
+Assert::exception(function () use ($conn) {
+	$conn->begin();
+}, Dibi\Exception::class);
 */
 
 
-test('begin() & rollback()', function () use ($conn) {
-	$conn->begin();
-	Assert::same(3, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-	$conn->query('INSERT INTO [products]', [
-		'title' => 'Test product',
-	]);
-	Assert::same(4, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-	$conn->rollback();
-	Assert::same(3, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-});
+$conn->begin();
+Assert::same(3, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
+$conn->query('INSERT INTO [products]', [
+	'title' => 'Test product',
+]);
+Assert::same(4, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
+$conn->rollback();
+Assert::same(3, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
 
 
-test('begin() & commit()', function () use ($conn) {
-	$conn->begin();
-	$conn->query('INSERT INTO [products]', [
-		'title' => 'Test product',
-	]);
-	$conn->commit();
-	Assert::same(4, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-});
 
 
-test('transaction() fail', function () use ($conn) {
-	Assert::exception(
-		fn() => $conn->transaction(function (Dibi\Connection $connection) {
-			$connection->query('INSERT INTO [products]', [
-				'title' => 'Test product',
-			]);
-			throw new Exception('my exception');
-		}),
-		Throwable::class,
-		'my exception',
-	);
-	Assert::same(4, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-});
-
-
-test('transaction() success', function () use ($conn) {
-	$conn->transaction(function (Dibi\Connection $connection) {
-		$connection->query('INSERT INTO [products]', [
-			'title' => 'Test product',
-		]);
-	});
-	Assert::same(5, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-});
-
-
-test('nested transaction() call fail', function () use ($conn) {
-	Assert::exception(
-		fn() => $conn->transaction(function (Dibi\Connection $connection) {
-			$connection->query('INSERT INTO [products]', [
-				'title' => 'Test product',
-			]);
-
-			$connection->transaction(function (Dibi\Connection $connection2) {
-				$connection2->query('INSERT INTO [products]', [
-					'title' => 'Test product',
-				]);
-				throw new Exception('my exception');
-			});
-		}),
-		Throwable::class,
-		'my exception',
-	);
-	Assert::same(5, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-});
-
-
-test('nested transaction() call success', function () use ($conn) {
-	$conn->transaction(function (Dibi\Connection $connection) {
-		$connection->query('INSERT INTO [products]', [
-			'title' => 'Test product',
-		]);
-
-		$connection->transaction(function (Dibi\Connection $connection2) {
-			$connection2->query('INSERT INTO [products]', [
-				'title' => 'Test product',
-			]);
-		});
-	});
-	Assert::same(7, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());
-});
-
-
-test('begin(), commit() & rollback() calls are forbidden in transaction()', function () use ($conn) {
-	Assert::exception(
-		fn() => $conn->transaction(function (Dibi\Connection $connection) {
-			$connection->begin();
-		}),
-		LogicException::class,
-		Dibi\Connection::class . '::begin() call is forbidden inside a transaction() callback',
-	);
-
-	Assert::exception(
-		fn() => $conn->transaction(function (Dibi\Connection $connection) {
-			$connection->commit();
-		}),
-		LogicException::class,
-		Dibi\Connection::class . '::commit() call is forbidden inside a transaction() callback',
-	);
-
-	Assert::exception(
-		fn() => $conn->transaction(function (Dibi\Connection $connection) {
-			$connection->rollback();
-		}),
-		LogicException::class,
-		Dibi\Connection::class . '::rollback() call is forbidden inside a transaction() callback',
-	);
-});
+$conn->begin();
+$conn->query('INSERT INTO [products]', [
+	'title' => 'Test product',
+]);
+$conn->commit();
+Assert::same(4, (int) $conn->query('SELECT COUNT(*) FROM [products]')->fetchSingle());

tests/dibi/DataSource.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Dibi\Row;
@@ -17,7 +16,7 @@ Assert::match(
 	reformat('
 SELECT *
 FROM (SELECT * FROM products) t'),
-	(string) $ds,
+	(string) $ds
 );
 
 
@@ -25,7 +24,7 @@ Assert::same(3, $ds->count());
 Assert::same(3, $ds->getTotalCount());
 Assert::same(
 	reformat('SELECT COUNT(*) FROM (SELECT * FROM products) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 
 
@@ -39,7 +38,7 @@ FROM (SELECT * FROM products) t
  WHERE (title like '%a%')
  ORDER BY [title] DESC
  "),
-	(string) $ds,
+	(string) $ds
 );
 
 
@@ -53,7 +52,7 @@ FROM (SELECT * FROM products) t
  WHERE (title like '%a%') AND (product_id = 1)
  ORDER BY [title] DESC, [product_id] ASC
  "),
-	(string) $ds,
+	(string) $ds
 );
 
 
@@ -67,7 +66,7 @@ FROM (SELECT * FROM products) t
  WHERE (title like '%a%') AND (product_id = 1) AND (product_id = 1)
  ORDER BY [product_id] ASC
  "),
-	(string) $ds,
+	(string) $ds
 );
 
 
@@ -95,7 +94,7 @@ FROM (SELECT * FROM products) t
  WHERE (title like '%a%') AND (product_id = 1) AND (product_id = 1)
  ORDER BY [product_id] ASC
 "),
-	dibi::$sql,
+	dibi::$sql
 );
 
 
@@ -108,7 +107,7 @@ FROM (SELECT * FROM products) t
  WHERE (title like '%a%') AND (product_id = 1) AND (product_id = 1)
  ORDER BY [product_id] ASC
 ) t"),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -117,7 +116,7 @@ Assert::match(
 	reformat('
 SELECT *
 FROM (SELECT [title] FROM [products]) t'),
-	(string) $ds,
+	(string) $ds
 );
 
 Assert::equal(new Row([
@@ -129,7 +128,7 @@ Assert::same(1, $conn->dataSource('SELECT * FROM products ORDER BY product_id')-
 
 Assert::same(
 	[1 => 'Chair', 'Table', 'Computer'],
-	$conn->dataSource('SELECT * FROM products ORDER BY product_id')->fetchPairs(),
+	$conn->dataSource('SELECT * FROM products ORDER BY product_id')->fetchPairs()
 );
 
 Assert::equal([
@@ -154,7 +153,7 @@ Assert::match(
 	reformat('
 SELECT *
 FROM [products]'),
-	(string) $ds,
+	(string) $ds
 );
 
 Assert::same(3, $ds->count());

tests/dibi/DateTime.phpt

@@ -10,10 +10,12 @@ require __DIR__ . '/bootstrap.php';
 
 date_default_timezone_set('Europe/Prague');
 
-Assert::same('1978-01-23 11:40:00.000000', (string) new DateTime(254_400_000));
-Assert::same('1978-01-23 11:40:00.000000', (string) (new DateTime)->setTimestamp(254_400_000));
-Assert::same(254_400_000, (new DateTime(254_400_000))->getTimestamp());
+Assert::same('1978-01-23 11:40:00.000000', (string) new DateTime(254400000));
+Assert::same('1978-01-23 11:40:00.000000', (string) (new DateTime)->setTimestamp(254400000));
+Assert::same(254400000, (new DateTime(254400000))->getTimestamp());
 
-Assert::same(is_int(2_544_000_000) ? 2_544_000_000 : '2544000000', (new DateTime(2_544_000_000))->getTimestamp()); // 64 bit
+Assert::same('2050-08-13 11:40:00.000000', (string) new DateTime(2544000000));
+Assert::same('2050-08-13 11:40:00.000000', (string) (new DateTime)->setTimestamp(2544000000));
+Assert::same(is_int(2544000000) ? 2544000000 : '2544000000', (new DateTime(2544000000))->getTimestamp()); // 64 bit
 
 Assert::same('1978-05-05 00:00:00.000000', (string) new DateTime('1978-05-05'));

tests/dibi/Event.source.phpt

@@ -1,21 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-use Tester\Assert;
-
-require __DIR__ . '/bootstrap.php';
-
-
-$conn = new Dibi\Connection($config);
-
-$event = new Dibi\Event($conn, Dibi\Event::CONNECT);
-Assert::same([__FILE__, __LINE__ - 1], $event->source);
-
-eval('$event = new Dibi\Event($conn, Dibi\Event::CONNECT);');
-Assert::same([__FILE__, __LINE__ - 1], $event->source);
-
-array_map(function () use ($conn) {
-	$event = new Dibi\Event($conn, Dibi\Event::CONNECT);
-	Assert::same([__FILE__, __LINE__ - 1], $event->source);
-}, [null]);

tests/dibi/Fluent.cloning.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Dibi\Fluent;

tests/dibi/Fluent.delete.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Tester\Assert;
@@ -15,33 +14,33 @@ $fluent = $conn->delete('table')->as('bAlias')
 
 Assert::same(
 	reformat('DELETE IGNORE FROM [table] AS [bAlias]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->removeClause('from')->from('anotherTable');
 
 Assert::same(
 	reformat('DELETE IGNORE FROM [anotherTable]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->using('thirdTable');
 
 Assert::same(
 	reformat('DELETE IGNORE FROM [anotherTable] USING [thirdTable]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->setFlag('IGNORE', false);
 
 Assert::same(
 	reformat('DELETE FROM [anotherTable] USING [thirdTable]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->limit(10);
 
 Assert::same(
 	reformat('DELETE FROM [anotherTable] USING [thirdTable] LIMIT 10'),
-	(string) $fluent,
+	(string) $fluent
 );

tests/dibi/Fluent.fetch.limit.mssql.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Tester\Assert;
@@ -58,28 +57,28 @@ $fluent = $conn->select('*')
 
 Assert::same(
 	reformat('SELECT TOP (1) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
 $fluent->fetch();
 Assert::same(
 	'SELECT TOP (1) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t',
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT TOP (1) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchAll(0, 3);
 Assert::same(
 	reformat('SELECT TOP (3) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT TOP (1) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -87,16 +86,16 @@ $fluent->limit(0);
 $fluent->fetch();
 Assert::same(
 	reformat('SELECT TOP (0) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT TOP (0) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT TOP (0) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -105,14 +104,14 @@ $fluent->removeClause('offset');
 $fluent->fetch();
 Assert::same(
 	reformat('SELECT TOP (1) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT TOP (1) * FROM (SELECT * FROM [customers] ORDER BY [customer_id]) t'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id]'),
-	(string) $fluent,
+	(string) $fluent
 );

tests/dibi/Fluent.fetch.limit.phpt

@@ -23,28 +23,28 @@ $fluent = $conn->select('*')
 
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1 OFFSET 3'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
 $fluent->fetch();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1 OFFSET 3'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1 OFFSET 3'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchAll(2, 3);
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 3 OFFSET 2'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1 OFFSET 3'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -52,16 +52,16 @@ $fluent->limit(0);
 $fluent->fetch();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 0 OFFSET 3'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 0 OFFSET 3'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 0 OFFSET 3'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -69,16 +69,16 @@ $fluent->removeClause('limit');
 $fluent->fetch();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1 OFFSET 3'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1 OFFSET 3'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 18446744073709551615 OFFSET 3'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -86,14 +86,14 @@ $fluent->removeClause('offset');
 $fluent->fetch();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1'),
-	dibi::$sql,
+	dibi::$sql
 );
 $fluent->fetchSingle();
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id] LIMIT 1'),
-	dibi::$sql,
+	dibi::$sql
 );
 Assert::same(
 	reformat('SELECT * FROM [customers] ORDER BY [customer_id]'),
-	(string) $fluent,
+	(string) $fluent
 );

tests/dibi/Fluent.insert.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Tester\Assert;
@@ -21,40 +20,40 @@ $fluent = $conn->insert('table', $arr)
 
 Assert::same(
 	reformat('INSERT IGNORE DELAYED INTO [table] ([title], [price], [brand]) VALUES (\'Super Product\', 12, NULL)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->setFlag('IGNORE', false);
 
 Assert::same(
 	reformat('INSERT DELAYED INTO [table] ([title], [price], [brand]) VALUES (\'Super Product\', 12, NULL)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->setFlag('HIGH_priority');
 
 Assert::same(
 	reformat('INSERT DELAYED HIGH_PRIORITY INTO [table] ([title], [price], [brand]) VALUES (\'Super Product\', 12, NULL)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->into('anotherTable');
 
 Assert::same(
 	reformat('INSERT DELAYED HIGH_PRIORITY INTO [anotherTable] VALUES (\'Super Product\', 12, NULL)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->values('%l', $arr);
 
 Assert::same(
 	reformat('INSERT DELAYED HIGH_PRIORITY INTO [anotherTable] VALUES (\'Super Product\', 12, NULL) , (\'Super Product\', 12, NULL)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->values($arr);
 
 Assert::same(
 	reformat('INSERT DELAYED HIGH_PRIORITY INTO [anotherTable] VALUES (\'Super Product\', 12, NULL) , (\'Super Product\', 12, NULL) , (\'Super Product\', 12, NULL)'),
-	(string) $fluent,
+	(string) $fluent
 );

tests/dibi/Fluent.select.phpt

@@ -25,7 +25,7 @@ $fluent = $conn->select('*')
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->from('table')->as('table.Alias')
@@ -34,21 +34,21 @@ $fluent->from('table')->as('table.Alias')
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d] FROM [table] AS [table.Alias] INNER JOIN [table1] ON table.col = table1.col INNER JOIN [table2] ON table.col = table2.col'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->from('anotherTable');
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d] FROM [table] AS [table.Alias] INNER JOIN [table1] ON table.col = table1.col INNER JOIN [table2] ON table.col = table2.col , [anotherTable]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->removeClause('from')->from('anotherTable');
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d] FROM [anotherTable]'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->as('anotherAlias')
@@ -58,7 +58,7 @@ $fluent->as('anotherAlias')
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d] FROM [anotherTable] AS [anotherAlias] INNER JOIN [table3] ON table.col = table3.col'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->where('col > %i', $max)
@@ -71,14 +71,14 @@ $fluent->where('col > %i', $max)
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d] FROM [anotherTable] AS [anotherAlias] INNER JOIN [table3] ON table.col = table3.col WHERE col > 10 OR col < 5 AND active = 1 AND [col] IN (1, 2, 3) ORDER BY [val] ASC , [val2] DESC , [val3] DESC'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->orderBy(Dibi\Fluent::REMOVE);
 
 Assert::same(
 	reformat('SELECT * , [a] , [b] AS [bAlias] , [c], [d], [e] , [d] FROM [anotherTable] AS [anotherAlias] INNER JOIN [table3] ON table.col = table3.col WHERE col > 10 OR col < 5 AND active = 1 AND [col] IN (1, 2, 3)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -86,7 +86,7 @@ $fluent = $conn->select('*')
 	->select(
 		$conn->select('count(*)')
 		->from('precteni')->as('P')
-		->where('P.id_clanku', '=', 'C.id_clanku'),
+		->where('P.id_clanku', '=', 'C.id_clanku')
 	)
 	->from('clanky')->as('C')
 	->where('id_clanku=%i', 123)
@@ -99,7 +99,7 @@ Assert::same(
 		'sqlsrv' => 'SELECT * , (SELECT count(*) FROM [precteni] AS [P] WHERE P.id_clanku = C.id_clanku) FROM [clanky] AS [C] WHERE id_clanku=123 OFFSET 0 ROWS FETCH NEXT 1 ROWS ONLY',
 		'SELECT * , (SELECT count(*) FROM [precteni] AS [P] WHERE P.id_clanku = C.id_clanku) FROM [clanky] AS [C] WHERE id_clanku=123 LIMIT 1',
 	]),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -112,7 +112,7 @@ $fluent = $conn->select('*')
 
 Assert::same(
 	reformat('SELECT * , [x] AS [xAlias] FROM [products] INNER JOIN [orders] USING (product_id) INNER JOIN [customers] USING ([customer_id]) INNER JOIN [items] USING ([customer_id], [order_id])'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -124,7 +124,7 @@ $fluent = $conn->command()->select()
 
 Assert::same(
 	reformat('SELECT * FROM [products] INNER JOIN [orders] USING (product_id)'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -138,7 +138,7 @@ Assert::same(
 		'sqlsrv' => "SELECT * FROM [me] AS [t] WHERE col > 10 AND ([x] = N'a') AND (b) AND (c)",
 		"SELECT * FROM [me] AS [t] WHERE col > 10 AND ([x] = 'a') AND (b) AND (c)",
 	]),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -147,11 +147,9 @@ if ($config['system'] === 'mysql') {
 		->limit(' 1; DROP TABLE users')
 		->offset(' 1; DROP TABLE users');
 
-	Assert::exception(
-		fn() => (string) $fluent,
-		Dibi\Exception::class,
-		"Expected number, ' 1; DROP TABLE users' given.",
-	);
+	Assert::error(function () use ($fluent) {
+		(string) $fluent;
+	}, E_USER_ERROR, "Expected number, ' 1; DROP TABLE users' given.");
 }
 
 
@@ -160,5 +158,5 @@ $fluent = $conn->select('*')->from('abc')
 
 Assert::same(
 	reformat('SELECT * FROM [abc] WHERE x IN ((SELECT [id] FROM [xyz]))'),
-	(string) $fluent,
+	(string) $fluent
 );

tests/dibi/Fluent.update.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Tester\Assert;
@@ -21,14 +20,14 @@ $fluent = $conn->update('table', $arr)
 
 Assert::same(
 	reformat('UPDATE IGNORE DELAYED [table] SET [title]=\'Super Product\', [price]=12, [brand]=NULL'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 $fluent->set(['another' => 123]);
 
 Assert::same(
 	reformat('UPDATE IGNORE DELAYED [table] SET [title]=\'Super Product\', [price]=12, [brand]=NULL , [another]=123'),
-	(string) $fluent,
+	(string) $fluent
 );
 
 
@@ -40,5 +39,5 @@ $arr = [
 $fluent = $conn->update(['table1', 'table2'], $arr);
 Assert::same(
 	reformat('UPDATE [table1], [table2] SET [table1].[title]=\'Super Product\', [table2].[price]=12, [table2].[brand]=NULL'),
-	(string) $fluent,
+	(string) $fluent
 );

tests/dibi/HashMap.phpt

@@ -6,7 +6,9 @@ use Tester\Assert;
 
 require __DIR__ . '/bootstrap.php';
 
-$hash = new Dibi\HashMap(fn($v) => "b-$v-e");
+$hash = new Dibi\HashMap(function ($v) {
+	return "b-$v-e";
+});
 
 Assert::same('b-X-e', $hash->{'X'});
 Assert::same('b--e', $hash->{''});

tests/dibi/Helpers.getSuggestion().phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Dibi\Helpers;

tests/dibi/Helpers.intVal().phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Dibi\Helpers;
@@ -12,32 +11,22 @@ Assert::same(0, Helpers::intVal(0));
 Assert::same(0, Helpers::intVal('0'));
 Assert::same(-10, Helpers::intVal('-10'));
 
-Assert::exception(
-	fn() => Helpers::intVal('12345678901234567890123456879'),
-	Dibi\Exception::class,
-	'Number 12345678901234567890123456879 is greater than integer.',
-);
+Assert::exception(function () {
+	Helpers::intVal('12345678901234567890123456879');
+}, Dibi\Exception::class, 'Number 12345678901234567890123456879 is greater than integer.');
 
-Assert::exception(
-	fn() => Helpers::intVal('-12345678901234567890123456879'),
-	Dibi\Exception::class,
-	'Number -12345678901234567890123456879 is greater than integer.',
-);
+Assert::exception(function () {
+	Helpers::intVal('-12345678901234567890123456879');
+}, Dibi\Exception::class, 'Number -12345678901234567890123456879 is greater than integer.');
 
-Assert::exception(
-	fn() => Helpers::intVal(''),
-	Dibi\Exception::class,
-	"Expected number, '' given.",
-);
+Assert::exception(function () {
+	Helpers::intVal('');
+}, Dibi\Exception::class, "Expected number, '' given.");
 
-Assert::exception(
-	fn() => Helpers::intVal('not number'),
-	Dibi\Exception::class,
-	"Expected number, 'not number' given.",
-);
+Assert::exception(function () {
+	Helpers::intVal('not number');
+}, Dibi\Exception::class, "Expected number, 'not number' given.");
 
-Assert::exception(
-	fn() => Helpers::intVal(null),
-	Dibi\Exception::class,
-	"Expected number, '' given.",
-);
+Assert::exception(function () {
+	Helpers::intVal(null);
+}, Dibi\Exception::class, "Expected number, '' given.");

tests/dibi/PdoDriver.providedConnection.phpt

@@ -13,28 +13,22 @@ function buildPdoDriver(?int $errorMode)
 	if ($errorMode !== null) {
 		$pdo->setAttribute(PDO::ATTR_ERRMODE, $errorMode);
 	}
-
 	new Dibi\Drivers\PdoDriver(['resource' => $pdo]);
 }
 
 
 // PDO error mode: exception
-Assert::exception(
-	fn() => buildPdoDriver(PDO::ERRMODE_EXCEPTION),
-	Dibi\DriverException::class,
-	'PDO connection in exception or warning error mode is not supported.',
-);
+Assert::exception(function () {
+	buildPdoDriver(PDO::ERRMODE_EXCEPTION);
+}, Dibi\DriverException::class, 'PDO connection in exception or warning error mode is not supported.');
 
 
 // PDO error mode: warning
-Assert::exception(
-	fn() => buildPdoDriver(PDO::ERRMODE_WARNING),
-	Dibi\DriverException::class,
-	'PDO connection in exception or warning error mode is not supported.',
-);
+Assert::exception(function () {
+	buildPdoDriver(PDO::ERRMODE_WARNING);
+}, Dibi\DriverException::class, 'PDO connection in exception or warning error mode is not supported.');
 
 
-test(
-	'PDO error mode: explicitly set silent',
-	fn() => buildPdoDriver(PDO::ERRMODE_SILENT)
-);
+test('PDO error mode: explicitly set silent', function () {
+	buildPdoDriver(PDO::ERRMODE_SILENT);
+});

tests/dibi/Result.meta.phpt

@@ -28,14 +28,14 @@ Assert::same(4, $res->getColumnCount());
 
 Assert::same(
 	['product_id', 'order_id', 'name', 'xXx'],
-	$info->getColumnNames(),
+	$info->getColumnNames()
 );
 
 
-if (!in_array($config['driver'], ['sqlite', 'sqlite3', 'pdo', 'sqlsrv'], true)) {
+if (!in_array($config['driver'], ['sqlite', 'pdo', 'sqlsrv'], true)) {
 	Assert::same(
 		['products.product_id', 'orders.order_id', 'customers.name', 'xXx'],
-		$info->getColumnNames(true),
+		$info->getColumnNames(true)
 	);
 }
 
@@ -43,7 +43,7 @@ if (!in_array($config['driver'], ['sqlite', 'sqlite3', 'pdo', 'sqlsrv'], true))
 $columns = $info->getColumns();
 
 Assert::same('product_id', $columns[0]->getName());
-if (!in_array($config['driver'], ['sqlite', 'sqlite3', 'pdo', 'sqlsrv'], true)) {
+if (!in_array($config['driver'], ['sqlite', 'pdo', 'sqlsrv'], true)) {
 	Assert::same('products', $columns[0]->getTableName());
 }
 Assert::null($columns[0]->getVendorInfo('xxx'));

tests/dibi/Result.normalize.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Dibi\Type;
@@ -25,17 +24,6 @@ class MockResult extends Dibi\Result
 }
 
 
-test('', function () {
-	$result = new MockResult;
-	$result->setType('col', Type::TEXT);
-	$result->setFormat(Type::TEXT, 'native');
-
-	Assert::same(['col' => null], $result->test(['col' => null]));
-	Assert::same(['col' => true], $result->test(['col' => true]));
-	Assert::same(['col' => false], $result->test(['col' => false]));
-});
-
-
 test('', function () {
 	$result = new MockResult;
 	$result->setType('col', Type::BOOL);
@@ -162,10 +150,9 @@ test('', function () {
 	if (PHP_VERSION_ID < 80000) {
 		Assert::same(['col' => 0], @$result->test(['col' => ''])); // triggers warning since PHP 7.1
 	} else {
-		Assert::exception(
-			fn() => Assert::same(['col' => 0], $result->test(['col' => ''])),
-			TypeError::class,
-		);
+		Assert::exception(function () use ($result) {
+			Assert::same(['col' => 0], $result->test(['col' => '']));
+		}, TypeError::class);
 	}
 
 	Assert::same(['col' => 0], $result->test(['col' => '0']));
@@ -190,10 +177,9 @@ test('', function () {
 	$result->setType('col', Type::DATETIME);
 
 	Assert::same(['col' => null], $result->test(['col' => null]));
-	Assert::exception(
-		fn() => $result->test(['col' => true]),
-		TypeError::class,
-	);
+	Assert::exception(function () use ($result) {
+		$result->test(['col' => true]);
+	}, TypeError::class);
 	Assert::same(['col' => null], $result->test(['col' => false]));
 
 	Assert::same(['col' => null], $result->test(['col' => '']));
@@ -210,10 +196,9 @@ test('', function () {
 	$result->setFormat(Type::DATETIME, 'Y-m-d H:i:s');
 
 	Assert::same(['col' => null], $result->test(['col' => null]));
-	Assert::exception(
-		fn() => $result->test(['col' => true]),
-		TypeError::class,
-	);
+	Assert::exception(function () use ($result) {
+		$result->test(['col' => true]);
+	}, TypeError::class);
 	Assert::same(['col' => null], $result->test(['col' => false]));
 
 	Assert::same(['col' => null], $result->test(['col' => '']));
@@ -229,10 +214,9 @@ test('', function () {
 	$result->setType('col', Type::DATE);
 
 	Assert::same(['col' => null], $result->test(['col' => null]));
-	Assert::exception(
-		fn() => $result->test(['col' => true]),
-		TypeError::class,
-	);
+	Assert::exception(function () use ($result) {
+		$result->test(['col' => true]);
+	}, TypeError::class);
 	Assert::same(['col' => null], $result->test(['col' => false]));
 
 	Assert::same(['col' => null], $result->test(['col' => '']));
@@ -246,10 +230,9 @@ test('', function () {
 	$result->setType('col', Type::TIME);
 
 	Assert::same(['col' => null], $result->test(['col' => null]));
-	Assert::exception(
-		fn() => $result->test(['col' => true]),
-		TypeError::class,
-	);
+	Assert::exception(function () use ($result) {
+		$result->test(['col' => true]);
+	}, TypeError::class);
 	Assert::same(['col' => null], $result->test(['col' => false]));
 
 	Assert::same(['col' => null], $result->test(['col' => '']));

tests/dibi/Result.types.phpt

@@ -1,5 +1,4 @@
 <?php
-
 declare(strict_types=1);
 
 use Tester\Assert;

tests/dibi/Row.phpt

@@ -24,38 +24,26 @@ Assert::true(isset($row['title']));
 
 
 // missing
-Assert::error(
-	fn() => $x = $row->missing,
-	E_USER_NOTICE,
-	"Attempt to read missing column 'missing'.",
-);
+Assert::error(function () use ($row) {
+	$x = $row->missing;
+}, E_USER_NOTICE, "Attempt to read missing column 'missing'.");
 
-Assert::error(
-	fn() => $x = $row['missing'],
-	E_USER_NOTICE,
-	"Attempt to read missing column 'missing'.",
-);
+Assert::error(function () use ($row) {
+	$x = $row['missing'];
+}, E_USER_NOTICE, "Attempt to read missing column 'missing'.");
 
 Assert::false(isset($row->missing));
 Assert::false(isset($row['missing']));
 
-// ??
-Assert::same(123, $row->missing ?? 123);
-Assert::same(123, $row['missing'] ?? 123);
-
 
 // suggestions
-Assert::error(
-	fn() => $x = $row->tilte,
-	E_USER_NOTICE,
-	"Attempt to read missing column 'tilte', did you mean 'title'?",
-);
+Assert::error(function () use ($row) {
+	$x = $row->tilte;
+}, E_USER_NOTICE, "Attempt to read missing column 'tilte', did you mean 'title'?");
 
-Assert::error(
-	fn() => $x = $row['tilte'],
-	E_USER_NOTICE,
-	"Attempt to read missing column 'tilte', did you mean 'title'?",
-);
+Assert::error(function () use ($row) {
+	$x = $row['tilte'];
+}, E_USER_NOTICE, "Attempt to read missing column 'tilte', did you mean 'title'?");
 
 
 // to array

tests/dibi/Sqlsrv.insert.phpt

@@ -25,7 +25,7 @@ $conn->query(
 	'CREATE TRIGGER %n ON %n AFTER INSERT AS INSERT INTO %n DEFAULT VALUES',
 	'UpdAAB',
 	'aab',
-	'aaa',
+	'aaa'
 );
 
 $conn->query('INSERT INTO %n DEFAULT VALUES', 'aab');

tests/dibi/Sqlsrv.limits.phpt

@@ -21,19 +21,19 @@ $tests = function ($conn) {
 		// Limit and offset
 		Assert::same(
 			'SELECT 1 OFFSET 10 ROWS FETCH NEXT 10 ROWS ONLY',
-			$conn->translate('SELECT 1 %ofs %lmt', 10, 10),
+			$conn->translate('SELECT 1 %ofs %lmt', 10, 10)
 		);
 
 		// Limit only
 		Assert::same(
 			'SELECT 1 OFFSET 0 ROWS FETCH NEXT 10 ROWS ONLY',
-			$conn->translate('SELECT 1 %lmt', 10),
+			$conn->translate('SELECT 1 %lmt', 10)
 		);
 
 		// Offset only
 		Assert::same(
 			'SELECT 1 OFFSET 10 ROWS',
-			$conn->translate('SELECT 1 %ofs', 10),
+			$conn->translate('SELECT 1 %ofs', 10)
 		);
 
 		// Offset invalid
@@ -42,7 +42,7 @@ $tests = function ($conn) {
 				$conn->translate('SELECT 1 %ofs', -10);
 			},
 			Dibi\NotSupportedException::class,
-			'Negative offset or limit.',
+			'Negative offset or limit.'
 		);
 
 		// Limit invalid
@@ -51,7 +51,7 @@ $tests = function ($conn) {
 				$conn->translate('SELECT 1 %lmt', -10);
 			},
 			Dibi\NotSupportedException::class,
-			'Negative offset or limit.',
+			'Negative offset or limit.'
 		);
 
 		// Limit invalid, offset valid
@@ -60,7 +60,7 @@ $tests = function ($conn) {
 				$conn->translate('SELECT 1 %ofs %lmt', 10, -10);
 			},
 			Dibi\NotSupportedException::class,
-			'Negative offset or limit.',
+			'Negative offset or limit.'
 		);
 
 		// Limit valid, offset invalid
@@ -69,22 +69,22 @@ $tests = function ($conn) {
 				$conn->translate('SELECT 1 %ofs %lmt', -10, 10);
 			},
 			Dibi\NotSupportedException::class,
-			'Negative offset or limit.',
+			'Negative offset or limit.'
 		);
 	} else {
 		Assert::same(
 			'SELECT TOP (1) * FROM (SELECT 1) t',
-			$conn->translate('SELECT 1 %lmt', 1),
+			$conn->translate('SELECT 1 %lmt', 1)
 		);
 
 		Assert::same(
 			'SELECT 1',
-			$conn->translate('SELECT 1 %lmt', -10),
+			$conn->translate('SELECT 1 %lmt', -10)
 		);
 
 		Assert::exception(
-			fn() => $conn->translate('SELECT 1 %ofs %lmt', 10, 10),
-			Dibi\NotSupportedException::class,
+			$conn->translate('SELECT 1 %ofs %lmt', 10, 10),
+			Dibi\NotSupportedException::class
 		);
 	}
 };

tests/dibi/Strict.phpt

@@ -0,0 +1,150 @@
+<?php
+declare(strict_types=1);
+
+use Tester\Assert;
+
+require __DIR__ . '/bootstrap.php';
+
+
+class TestClass
+{
+	use Dibi\Strict;
+
+	public $public;
+
+	public static $publicStatic;
+
+	protected $protected;
+
+
+	public function publicMethod()
+	{
+	}
+
+
+	public static function publicMethodStatic()
+	{
+	}
+
+
+	protected function protectedMethod()
+	{
+	}
+
+
+	protected static function protectedMethodS()
+	{
+	}
+
+
+	public function getBar()
+	{
+		return 123;
+	}
+
+
+	public function isFoo()
+	{
+		return 456;
+	}
+}
+
+class TestChild extends TestClass
+{
+	public function callParent()
+	{
+		parent::callParent();
+	}
+}
+
+
+// calling
+Assert::exception(function () {
+	$obj = new TestClass;
+	$obj->undeclared();
+}, LogicException::class, 'Call to undefined method TestClass::undeclared().');
+
+Assert::exception(function () {
+	TestClass::undeclared();
+}, LogicException::class, 'Call to undefined static method TestClass::undeclared().');
+
+Assert::exception(function () {
+	$obj = new TestChild;
+	$obj->callParent();
+}, LogicException::class, 'Call to undefined method parent::callParent().');
+
+Assert::exception(function () {
+	$obj = new TestClass;
+	$obj->publicMethodX();
+}, LogicException::class, 'Call to undefined method TestClass::publicMethodX(), did you mean publicMethod()?');
+
+Assert::exception(function () { // suggest static method
+	$obj = new TestClass;
+	$obj->publicMethodStaticX();
+}, LogicException::class, 'Call to undefined method TestClass::publicMethodStaticX(), did you mean publicMethodStatic()?');
+
+Assert::exception(function () { // suggest only public method
+	$obj = new TestClass;
+	$obj->protectedMethodX();
+}, LogicException::class, 'Call to undefined method TestClass::protectedMethodX().');
+
+
+// writing
+Assert::exception(function () {
+	$obj = new TestClass;
+	$obj->undeclared = 'value';
+}, LogicException::class, 'Attempt to write to undeclared property TestClass::$undeclared.');
+
+Assert::exception(function () {
+	$obj = new TestClass;
+	$obj->publicX = 'value';
+}, LogicException::class, 'Attempt to write to undeclared property TestClass::$publicX, did you mean $public?');
+
+Assert::exception(function () { // suggest only non-static property
+	$obj = new TestClass;
+	$obj->publicStaticX = 'value';
+}, LogicException::class, 'Attempt to write to undeclared property TestClass::$publicStaticX.');
+
+Assert::exception(function () { // suggest only public property
+	$obj = new TestClass;
+	$obj->protectedX = 'value';
+}, LogicException::class, 'Attempt to write to undeclared property TestClass::$protectedX.');
+
+
+// property getter
+$obj = new TestClass;
+Assert::false(isset($obj->bar));
+Assert::same(123, $obj->bar);
+Assert::false(isset($obj->foo));
+Assert::same(456, $obj->foo);
+
+
+// reading
+Assert::exception(function () {
+	$obj = new TestClass;
+	$val = $obj->undeclared;
+}, LogicException::class, 'Attempt to read undeclared property TestClass::$undeclared.');
+
+Assert::exception(function () {
+	$obj = new TestClass;
+	$val = $obj->publicX;
+}, LogicException::class, 'Attempt to read undeclared property TestClass::$publicX, did you mean $public?');
+
+Assert::exception(function () { // suggest only non-static property
+	$obj = new TestClass;
+	$val = $obj->publicStaticX;
+}, LogicException::class, 'Attempt to read undeclared property TestClass::$publicStaticX.');
+
+Assert::exception(function () { // suggest only public property
+	$obj = new TestClass;
+	$val = $obj->protectedX;
+}, LogicException::class, 'Attempt to read undeclared property TestClass::$protectedX.');
+
+
+// unset/isset
+Assert::exception(function () {
+	$obj = new TestClass;
+	unset($obj->undeclared);
+}, LogicException::class, 'Attempt to unset undeclared property TestClass::$undeclared.');
+
+Assert::false(isset($obj->undeclared));

tests/dibi/Translator.DateInterval.phpt

@@ -13,16 +13,13 @@ switch ($config['system']) {
 	case 'mysql':
 		Assert::equal('10:20:30.0', $translator->formatValue(new DateInterval('PT10H20M30S'), null));
 		Assert::equal('-1:00:00.0', $translator->formatValue(DateInterval::createFromDateString('-1 hour'), null));
-		Assert::exception(
-			fn() => $translator->formatValue(new DateInterval('P2Y4DT6H8M'), null),
-			Dibi\NotSupportedException::class,
-			'Only time interval is supported.',
-		);
+		Assert::exception(function () use ($translator) {
+			$translator->formatValue(new DateInterval('P2Y4DT6H8M'), null);
+		}, Dibi\NotSupportedException::class, 'Only time interval is supported.');
 		break;
 
 	default:
-		Assert::exception(
-			fn() => $translator->formatValue(new DateInterval('PT10H20M30S'), null),
-			Dibi\Exception::class,
-		);
+		Assert::exception(function () use ($translator) {
+			$translator->formatValue(new DateInterval('PT10H20M30S'), null);
+		}, Dibi\Exception::class);
 }

tests/dibi/Translator.conditions.phpt

@@ -27,8 +27,8 @@ FROM [customers]
 		isset($name),
 		'WHERE [name] LIKE %s',
 		'xxx',
-		'%end',
-	),
+		'%end'
+	)
 );
 
 
@@ -42,8 +42,8 @@ FROM  [customers] /* ... */'),
 SELECT *
 FROM %if',
 		true,
-		'[customers] %else [products]',
-	),
+		'[customers] %else [products]'
+	)
 );
 
 
@@ -62,7 +62,7 @@ FROM [people]
 WHERE [id] > 0
 	%if', false, 'AND [foo]=%i', 1, '
 	%else %if', true, 'AND [bar]=%i', 1, '
-'),
+')
 );
 
 
@@ -97,8 +97,8 @@ WHERE
 		%if',
 		false,
 		'AND [admin]=1 %end
-	%else 1 LIMIT 10 %end',
-	),
+	%else 1 LIMIT 10 %end'
+	)
 );
 
 
@@ -113,6 +113,6 @@ Assert::same(
 		3,
 		'%ofs',
 		5,
-		'%end',
-	),
+		'%end'
+	)
 );

tests/dibi/Translator.enums.phpt

@@ -1,41 +0,0 @@
-<?php
-
-/**
- * @phpVersion 8.1
- * @dataProvider ../databases.ini
- */
-
-declare(strict_types=1);
-
-use Tester\Assert;
-
-require __DIR__ . '/bootstrap.php';
-
-$conn = new Dibi\Connection($config);
-$translator = new Dibi\Translator($conn);
-
-
-enum EnumInt: int
-{
-	case One = 1;
-}
-
-enum EnumString: string
-{
-	case One = 'one';
-}
-
-enum PureEnum
-{
-	case One;
-}
-
-
-Assert::equal('1', $translator->formatValue(EnumInt::One, null));
-
-Assert::equal(match ($config['driver']) {
-	'sqlsrv' => "N'one'",
-	default => "'one'",
-}, $translator->formatValue(EnumString::One, null));
-
-Assert::equal('**Unexpected PureEnum**', $translator->formatValue(PureEnum::One, null));