PHP-Parser/test/code/formatPreservation/listInsertion.test

Insertion into list nodes
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<?php
$foo;

$bar;
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$stmts[] = new Stmt\Expression(new Expr\Variable('baz'));
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<?php
$foo;

$bar;
$baz;
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<?php

function test() {
    $foo;

    $bar;
}
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$stmts[0]->stmts[] = new Stmt\Expression(new Expr\Variable('baz'));
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<?php

function test() {
    $foo;

    $bar;
    $baz;
}
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<?php

function test(Foo     $param1) {}
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$stmts[0]->params[] = new Node\Param(new Expr\Variable('param2'));
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<?php

function test(Foo     $param1, $param2) {}
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<?php

try {
    /* stuff */
} catch
(Foo $x) {}
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$stmts[0]->catches[0]->types[] = new Node\Name('Bar');
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<?php

try {
    /* stuff */
} catch
(Foo|Bar $x) {}
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<?php

function test(Foo     $param1) {}
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array_unshift($stmts[0]->params, new Node\Param(new Expr\Variable('param0')));
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<?php

function test($param0, Foo     $param1) {}
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<?php

function test() {}
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$stmts[0]->params[] = new Node\Param(new Expr\Variable('param0'));
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<?php

function test($param0) {}
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<?php

if ($cond) {
} elseif ($cond2) {
}
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$stmts[0]->elseifs[] = new Stmt\ElseIf_(new Expr\Variable('cond3'), []);
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<?php

if ($cond) {
} elseif ($cond2) {
} elseif ($cond3) {
}
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<?php

try {
} catch (Foo $foo) {
}
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$stmts[0]->catches[] = new Stmt\Catch_([new Node\Name('Bar')], new Expr\Variable('bar'), []);
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<?php

try {
} catch (Foo $foo) {
} catch (Bar $bar) {
}
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<?php
$foo; $bar;
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$node = new Stmt\Expression(new Expr\Variable('baz'));
$node->setAttribute('comments', [new Comment('// Test')]);
$stmts[] = $node;
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<?php
$foo; $bar;
// Test
$baz;
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<?php
function test() {
    $foo; $bar;
}
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$node = new Stmt\Expression(new Expr\Variable('baz'));
$node->setAttribute('comments', [new Comment('// Test'), new Comment('// Test 2')]);
$stmts[0]->stmts[] = $node;
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<?php
function test() {
    $foo; $bar;
    // Test
    // Test 2
    $baz;
}
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<?php
namespace
Foo;
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$stmts[0]->name->parts[0] = 'Xyz';
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<?php
namespace
Xyz;
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<?php
function test() {
    $foo; $bar;
}
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$node = new Stmt\Expression(new Expr\Variable('baz'));
array_unshift($stmts[0]->stmts, $node);
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<?php
function test() {
    $baz;
    $foo; $bar;
}
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<?php
function test() {
    $foo; $bar;
}
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$node = new Stmt\Expression(new Expr\Variable('baz'));
$node->setAttribute('comments', [new Comment('// Test')]);
array_unshift($stmts[0]->stmts, $node);
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<?php
function test() {
    // Test
    $baz;
    $foo; $bar;
}
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<?php
function test() {

    // Foo bar
    $foo; $bar;
}
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$node = new Stmt\Expression(new Expr\Variable('baz'));
$node->setAttribute('comments', [new Comment('// Test')]);
array_unshift($stmts[0]->stmts, $node);
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<?php
function test() {

    // Test
    $baz;
    // Foo bar
    $foo; $bar;
}
-----
<?php
function test() {

    // Foo bar
    $foo; $bar;
}
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$node = new Stmt\Expression(new Expr\Variable('baz'));
$node->setAttribute('comments', [new Comment('// Test')]);
array_unshift($stmts[0]->stmts, $node);
$stmts[0]->stmts[1]->setAttribute('comments', [new Comment('// Bar foo')]);
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<?php
function test() {

    // Test
    $baz;
    // Bar foo
    $foo; $bar;
}
-----
<?php
function test() {

    // Foo bar
    $foo; $bar;
}
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$node = new Stmt\Expression(new Expr\Variable('baz'));
$node->setAttribute('comments', [new Comment('// Test')]);
array_unshift($stmts[0]->stmts, $node);
$stmts[0]->stmts[1]->setAttribute('comments', []);
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<?php
function test() {

    // Test
    $baz;
    $foo; $bar;
}
-----
<?php
function test() {

    // Foo bar
    $foo; $bar;
}
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array_unshift(
    $stmts[0]->stmts,
    new Stmt\Expression(new Expr\Variable('a')),
    new Stmt\Expression(new Expr\Variable('b')));
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<?php
function test() {

    $a;
    $b;
    // Foo bar
    $foo; $bar;
}
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<?php
function test() {}
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/* Insertion into empty list not handled yet */
$stmts[0]->stmts = [
    new Stmt\Expression(new Expr\Variable('a')),
    new Stmt\Expression(new Expr\Variable('b')),
];
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<?php
function test()
{
    $a;
    $b;
}
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<?php
$array = [
    1,
    2,
    3,
];
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array_unshift($stmts[0]->expr->expr->items, new Expr\ArrayItem(new Scalar\LNumber(42)));
$stmts[0]->expr->expr->items[] = new Expr\ArrayItem(new Scalar\LNumber(24));
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<?php
$array = [
    42,
    1,
    2,
    3,
    24,
];
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<?php
$array = [
    1, 2,
    3,
];
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$stmts[0]->expr->expr->items[] = new Expr\ArrayItem(new Scalar\LNumber(24));
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<?php
$array = [
    1, 2,
    3, 24,
];
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<?php
function test(): A
|B {}
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$stmts[0]->returnType->types[] = new Node\Name('C');
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<?php
function test(): A
|B|C {}
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<?php
function test(): A
&B {}
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$stmts[0]->returnType->types[] = new Node\Name('C');
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<?php
function test(): A
&B&C {}
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<?php
function test() {
    if ($x) {
        $a;
        $b;
    }
    $z;
}
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$fnStmts =& $stmts[0]->stmts;
array_splice($fnStmts, 0, 1, $fnStmts[0]->stmts);
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<?php
function test() {
    $a;
    $b;
    $z;
}
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<?php
list($x, $y) = $z;
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array_splice($stmts[0]->expr->var->items, 1, 0, [null]);
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<?php
list($x, , $y) = $z;