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c6a9b6bdf0
65c3a44c63 [TypedPropertyRector] Handle nullable collection on TypedPropertyRector (#986)
83 lines
3.4 KiB
PHP
83 lines
3.4 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace RectorPrefix20211011\Symfony\Component\Yaml;
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/**
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* Escaper encapsulates escaping rules for single and double-quoted
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* YAML strings.
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*
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* @author Matthew Lewinski <matthew@lewinski.org>
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*
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* @internal
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*/
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class Escaper
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{
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// Characters that would cause a dumped string to require double quoting.
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public const REGEX_CHARACTER_TO_ESCAPE = "[\\x00-\\x1f]||
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";
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// Mapping arrays for escaping a double quoted string. The backslash is
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// first to ensure proper escaping because str_replace operates iteratively
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// on the input arrays. This ordering of the characters avoids the use of strtr,
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// which performs more slowly.
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private const ESCAPEES = ['\\', '\\\\', '\\"', '"', "\0", "\1", "\2", "\3", "\4", "\5", "\6", "\7", "\10", "\t", "\n", "\v", "\f", "\r", "\16", "\17", "\20", "\21", "\22", "\23", "\24", "\25", "\26", "\27", "\30", "\31", "\32", "\33", "\34", "\35", "\36", "\37", "", "
", " ", "
", "
"];
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private const ESCAPED = ['\\\\', '\\"', '\\\\', '\\"', '\\0', '\\x01', '\\x02', '\\x03', '\\x04', '\\x05', '\\x06', '\\a', '\\b', '\\t', '\\n', '\\v', '\\f', '\\r', '\\x0e', '\\x0f', '\\x10', '\\x11', '\\x12', '\\x13', '\\x14', '\\x15', '\\x16', '\\x17', '\\x18', '\\x19', '\\x1a', '\\e', '\\x1c', '\\x1d', '\\x1e', '\\x1f', '\\x7f', '\\N', '\\_', '\\L', '\\P'];
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/**
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* Determines if a PHP value would require double quoting in YAML.
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*
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* @param string $value A PHP value
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*
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* @return bool True if the value would require double quotes
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*/
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public static function requiresDoubleQuoting($value) : bool
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{
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return 0 < \preg_match('/' . self::REGEX_CHARACTER_TO_ESCAPE . '/u', $value);
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}
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/**
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* Escapes and surrounds a PHP value with double quotes.
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*
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* @param string $value A PHP value
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*
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* @return string The quoted, escaped string
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*/
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public static function escapeWithDoubleQuotes($value) : string
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{
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return \sprintf('"%s"', \str_replace(self::ESCAPEES, self::ESCAPED, $value));
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}
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/**
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* Determines if a PHP value would require single quoting in YAML.
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*
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* @param string $value A PHP value
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*
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* @return bool True if the value would require single quotes
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*/
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public static function requiresSingleQuoting($value) : bool
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{
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// Determines if a PHP value is entirely composed of a value that would
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// require single quoting in YAML.
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if (\in_array(\strtolower($value), ['null', '~', 'true', 'false', 'y', 'n', 'yes', 'no', 'on', 'off'])) {
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return \true;
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}
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// Determines if the PHP value contains any single characters that would
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// cause it to require single quoting in YAML.
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return 0 < \preg_match('/[ \\s \' " \\: \\{ \\} \\[ \\] , & \\* \\# \\?] | \\A[ \\- ? | < > = ! % @ ` \\p{Zs}]/xu', $value);
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}
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/**
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* Escapes and surrounds a PHP value with single quotes.
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*
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* @param string $value A PHP value
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*
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* @return string The quoted, escaped string
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*/
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public static function escapeWithSingleQuotes($value) : string
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{
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return \sprintf("'%s'", \str_replace('\'', '\'\'', $value));
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}
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}
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