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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace RectorPrefix202308\Symfony\Component\String;
use RectorPrefix202308\Symfony\Component\String\Exception\ExceptionInterface;
use RectorPrefix202308\Symfony\Component\String\Exception\InvalidArgumentException;
/**
* Represents a string of Unicode grapheme clusters encoded as UTF-8.
*
* A letter followed by combining characters (accents typically) form what Unicode defines
* as a grapheme cluster: a character as humans mean it in written texts. This class knows
* about the concept and won't split a letter apart from its combining accents. It also
* ensures all string comparisons happen on their canonically-composed representation,
* ignoring e.g. the order in which accents are listed when a letter has many of them.
*
* @see https://unicode.org/reports/tr15/
*
* @author Nicolas Grekas <[email protected]>
* @author Hugo Hamon <[email protected]>
*
* @throws ExceptionInterface
*/
class UnicodeString extends AbstractUnicodeString
{
public function __construct(string $string = '')
{
$this->string = \normalizer_is_normalized($string) ? $string : \normalizer_normalize($string);
if (\false === $this->string) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
}
/**
* @return static
*/
public function append(string ...$suffix)
{
$str = clone $this;
$str->string = $this->string . (1 >= \count($suffix) ? $suffix[0] ?? '' : \implode('', $suffix));
\normalizer_is_normalized($str->string) ?: ($str->string = \normalizer_normalize($str->string));
if (\false === $str->string) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
return $str;
}
public function chunk(int $length = 1) : array
{
if (1 > $length) {
throw new InvalidArgumentException('The chunk length must be greater than zero.');
}
if ('' === $this->string) {
return [];
}
$rx = '/(';
while (65535 < $length) {
$rx .= '\\X{65535}';
$length -= 65535;
}
$rx .= '\\X{' . $length . '})/u';
$str = clone $this;
$chunks = [];
foreach (\preg_split($rx, $this->string, -1, \PREG_SPLIT_DELIM_CAPTURE | \PREG_SPLIT_NO_EMPTY) as $chunk) {
$str->string = $chunk;
$chunks[] = clone $str;
}
return $chunks;
}
/**
* @param string|iterable|\Symfony\Component\String\AbstractString $suffix
*/
public function endsWith($suffix) : bool
{
if ($suffix instanceof AbstractString) {
$suffix = $suffix->string;
} elseif (!\is_string($suffix)) {
return parent::endsWith($suffix);
}
$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
\normalizer_is_normalized($suffix, $form) ?: ($suffix = \normalizer_normalize($suffix, $form));
if ('' === $suffix || \false === $suffix) {
return \false;
}
if ($this->ignoreCase) {
return 0 === \mb_stripos(\grapheme_extract($this->string, \strlen($suffix), \GRAPHEME_EXTR_MAXBYTES, \strlen($this->string) - \strlen($suffix)), $suffix, 0, 'UTF-8');
}
return $suffix === \grapheme_extract($this->string, \strlen($suffix), \GRAPHEME_EXTR_MAXBYTES, \strlen($this->string) - \strlen($suffix));
}
/**
* @param string|iterable|\Symfony\Component\String\AbstractString $string
*/
public function equalsTo($string) : bool
{
if ($string instanceof AbstractString) {
$string = $string->string;
} elseif (!\is_string($string)) {
return parent::equalsTo($string);
}
$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
\normalizer_is_normalized($string, $form) ?: ($string = \normalizer_normalize($string, $form));
if ('' !== $string && \false !== $string && $this->ignoreCase) {
return \strlen($string) === \strlen($this->string) && 0 === \mb_stripos($this->string, $string, 0, 'UTF-8');
}
return $string === $this->string;
}
/**
* @param string|iterable|\Symfony\Component\String\AbstractString $needle
*/
public function indexOf($needle, int $offset = 0) : ?int
{
if ($needle instanceof AbstractString) {
$needle = $needle->string;
} elseif (!\is_string($needle)) {
return parent::indexOf($needle, $offset);
}
$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
\normalizer_is_normalized($needle, $form) ?: ($needle = \normalizer_normalize($needle, $form));
if ('' === $needle || \false === $needle) {
return null;
}
try {
$i = $this->ignoreCase ? \grapheme_stripos($this->string, $needle, $offset) : \grapheme_strpos($this->string, $needle, $offset);
} catch (\ValueError $exception) {
return null;
}
return \false === $i ? null : $i;
}
/**
* @param string|iterable|\Symfony\Component\String\AbstractString $needle
*/
public function indexOfLast($needle, int $offset = 0) : ?int
{
if ($needle instanceof AbstractString) {
$needle = $needle->string;
} elseif (!\is_string($needle)) {
return parent::indexOfLast($needle, $offset);
}
$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
\normalizer_is_normalized($needle, $form) ?: ($needle = \normalizer_normalize($needle, $form));
if ('' === $needle || \false === $needle) {
return null;
}
$string = $this->string;
if (0 > $offset) {
// workaround https://bugs.php.net/74264
if (0 > ($offset += \grapheme_strlen($needle))) {
$string = \grapheme_substr($string, 0, $offset);
}
$offset = 0;
}
$i = $this->ignoreCase ? \grapheme_strripos($string, $needle, $offset) : \grapheme_strrpos($string, $needle, $offset);
return \false === $i ? null : $i;
}
/**
* @return static
*/
public function join(array $strings, string $lastGlue = null)
{
$str = parent::join($strings, $lastGlue);
\normalizer_is_normalized($str->string) ?: ($str->string = \normalizer_normalize($str->string));
return $str;
}
public function length() : int
{
return \grapheme_strlen($this->string);
}
/**
* @return static
*/
public function normalize(int $form = self::NFC)
{
$str = clone $this;
if (\in_array($form, [self::NFC, self::NFKC], \true)) {
\normalizer_is_normalized($str->string, $form) ?: ($str->string = \normalizer_normalize($str->string, $form));
} elseif (!\in_array($form, [self::NFD, self::NFKD], \true)) {
throw new InvalidArgumentException('Unsupported normalization form.');
} elseif (!\normalizer_is_normalized($str->string, $form)) {
$str->string = \normalizer_normalize($str->string, $form);
$str->ignoreCase = null;
}
return $str;
}
/**
* @return static
*/
public function prepend(string ...$prefix)
{
$str = clone $this;
$str->string = (1 >= \count($prefix) ? $prefix[0] ?? '' : \implode('', $prefix)) . $this->string;
\normalizer_is_normalized($str->string) ?: ($str->string = \normalizer_normalize($str->string));
if (\false === $str->string) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
return $str;
}
/**
* @return static
*/
public function replace(string $from, string $to)
{
$str = clone $this;
\normalizer_is_normalized($from) ?: ($from = \normalizer_normalize($from));
if ('' !== $from && \false !== $from) {
$tail = $str->string;
$result = '';
$indexOf = $this->ignoreCase ? 'grapheme_stripos' : 'grapheme_strpos';
while ('' !== $tail && \false !== ($i = $indexOf($tail, $from))) {
$slice = \grapheme_substr($tail, 0, $i);
$result .= $slice . $to;
$tail = \substr($tail, \strlen($slice) + \strlen($from));
}
$str->string = $result . $tail;
\normalizer_is_normalized($str->string) ?: ($str->string = \normalizer_normalize($str->string));
if (\false === $str->string) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
}
return $str;
}
/**
* @param string|callable $to
* @return static
*/
public function replaceMatches(string $fromRegexp, $to)
{
$str = parent::replaceMatches($fromRegexp, $to);
\normalizer_is_normalized($str->string) ?: ($str->string = \normalizer_normalize($str->string));
return $str;
}
/**
* @return static
*/
public function slice(int $start = 0, int $length = null)
{
$str = clone $this;
$str->string = (string) \grapheme_substr($this->string, $start, $length ?? 2147483647);
return $str;
}
/**
* @return static
*/
public function splice(string $replacement, int $start = 0, int $length = null)
{
$str = clone $this;
$start = $start ? \strlen(\grapheme_substr($this->string, 0, $start)) : 0;
$length = $length ? \strlen(\grapheme_substr($this->string, $start, $length ?? 2147483647)) : $length;
$str->string = \substr_replace($this->string, $replacement, $start, $length ?? 2147483647);
\normalizer_is_normalized($str->string) ?: ($str->string = \normalizer_normalize($str->string));
if (\false === $str->string) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
return $str;
}
public function split(string $delimiter, int $limit = null, int $flags = null) : array
{
if (1 > ($limit = $limit ?? 2147483647)) {
throw new InvalidArgumentException('Split limit must be a positive integer.');
}
if ('' === $delimiter) {
throw new InvalidArgumentException('Split delimiter is empty.');
}
if (null !== $flags) {
return parent::split($delimiter . 'u', $limit, $flags);
}
\normalizer_is_normalized($delimiter) ?: ($delimiter = \normalizer_normalize($delimiter));
if (\false === $delimiter) {
throw new InvalidArgumentException('Split delimiter is not a valid UTF-8 string.');
}
$str = clone $this;
$tail = $this->string;
$chunks = [];
$indexOf = $this->ignoreCase ? 'grapheme_stripos' : 'grapheme_strpos';
while (1 < $limit && \false !== ($i = $indexOf($tail, $delimiter))) {
$str->string = \grapheme_substr($tail, 0, $i);
$chunks[] = clone $str;
$tail = \substr($tail, \strlen($str->string) + \strlen($delimiter));
--$limit;
}
$str->string = $tail;
$chunks[] = clone $str;
return $chunks;
}
/**
* @param string|iterable|\Symfony\Component\String\AbstractString $prefix
*/
public function startsWith($prefix) : bool
{
if ($prefix instanceof AbstractString) {
$prefix = $prefix->string;
} elseif (!\is_string($prefix)) {
return parent::startsWith($prefix);
}
$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
\normalizer_is_normalized($prefix, $form) ?: ($prefix = \normalizer_normalize($prefix, $form));
if ('' === $prefix || \false === $prefix) {
return \false;
}
if ($this->ignoreCase) {
return 0 === \mb_stripos(\grapheme_extract($this->string, \strlen($prefix), \GRAPHEME_EXTR_MAXBYTES), $prefix, 0, 'UTF-8');
}
return $prefix === \grapheme_extract($this->string, \strlen($prefix), \GRAPHEME_EXTR_MAXBYTES);
}
public function __wakeup()
{
if (!\is_string($this->string)) {
throw new \BadMethodCallException('Cannot unserialize ' . __CLASS__);
}
\normalizer_is_normalized($this->string) ?: ($this->string = \normalizer_normalize($this->string));
}
public function __clone()
{
if (null === $this->ignoreCase) {
\normalizer_is_normalized($this->string) ?: ($this->string = \normalizer_normalize($this->string));
}
$this->ignoreCase = \false;
}
}