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<?php
/*
* This file is part of composer/pcre.
*
* (c) Composer <https://github.com/composer>
*
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace Composer\Pcre;
class Preg
{
const ARRAY_MSG = '$subject as an array is not supported. You can use \'foreach\' instead.';
/**
* @param non-empty-string $pattern
* @param string $subject
* @param array<string|null> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return 0|1
*/
public static function match($pattern, $subject, &$matches = null, $flags = 0, $offset = 0)
{
if (($flags & PREG_OFFSET_CAPTURE) !== 0) {
throw new \InvalidArgumentException('PREG_OFFSET_CAPTURE is not supported as it changes the type of $matches, use matchWithOffsets() instead');
}
$result = preg_match($pattern, $subject, $matches, $flags, $offset);
if ($result === false) {
throw PcreException::fromFunction('preg_match', $pattern);
}
return $result;
}
/**
* Runs preg_match with PREG_OFFSET_CAPTURE
*
* @param non-empty-string $pattern
* @param string $subject
* @param array<int|string, array{string|null, int}> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return 0|1
*
* @phpstan-param array<int|string, array{string|null, int<-1, max>}> $matches
*/
public static function matchWithOffsets($pattern, $subject, &$matches, $flags = 0, $offset = 0)
{
$result = preg_match($pattern, $subject, $matches, $flags | PREG_OFFSET_CAPTURE, $offset);
if ($result === false) {
throw PcreException::fromFunction('preg_match', $pattern);
}
return $result;
}
/**
* @param non-empty-string $pattern
* @param string $subject
* @param array<int|string, list<string|null>> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return 0|positive-int
*/
public static function matchAll($pattern, $subject, &$matches = null, $flags = 0, $offset = 0)
{
if (($flags & PREG_OFFSET_CAPTURE) !== 0) {
throw new \InvalidArgumentException('PREG_OFFSET_CAPTURE is not supported as it changes the type of $matches, use matchAllWithOffsets() instead');
}
if (($flags & PREG_SET_ORDER) !== 0) {
throw new \InvalidArgumentException('PREG_SET_ORDER is not supported as it changes the type of $matches');
}
$result = preg_match_all($pattern, $subject, $matches, $flags, $offset);
if ($result === false || $result === null) {
throw PcreException::fromFunction('preg_match_all', $pattern);
}
return $result;
}
/**
* Runs preg_match_all with PREG_OFFSET_CAPTURE
*
* @param non-empty-string $pattern
* @param string $subject
* @param array<int|string, list<array{string|null, int}>> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return 0|positive-int
*
* @phpstan-param array<int|string, list<array{string|null, int<-1, max>}>> $matches
*/
public static function matchAllWithOffsets($pattern, $subject, &$matches, $flags = 0, $offset = 0)
{
$result = preg_match_all($pattern, $subject, $matches, $flags | PREG_OFFSET_CAPTURE, $offset);
if ($result === false || $result === null) {
throw PcreException::fromFunction('preg_match_all', $pattern);
}
return $result;
}
/**
* @param string|string[] $pattern
* @param string|string[] $replacement
* @param string $subject
* @param int $limit
* @param int $count Set by method
* @return string
*/
public static function replace($pattern, $replacement, $subject, $limit = -1, &$count = null)
{
if (is_array($subject)) { // @phpstan-ignore-line
throw new \InvalidArgumentException(static::ARRAY_MSG);
}
$result = preg_replace($pattern, $replacement, $subject, $limit, $count);
if ($result === null) {
throw PcreException::fromFunction('preg_replace', $pattern);
}
return $result;
}
/**
* @param string|string[] $pattern
* @param callable $replacement
* @param string $subject
* @param int $limit
* @param int $count Set by method
* @param int $flags PREG_OFFSET_CAPTURE or PREG_UNMATCHED_AS_NULL, only available on PHP 7.4+
* @return string
*/
public static function replaceCallback($pattern, $replacement, $subject, $limit = -1, &$count = null, $flags = 0)
{
if (is_array($subject)) { // @phpstan-ignore-line
throw new \InvalidArgumentException(static::ARRAY_MSG);
}
if (PHP_VERSION_ID >= 70400) {
$result = preg_replace_callback($pattern, $replacement, $subject, $limit, $count, $flags);
} else {
$result = preg_replace_callback($pattern, $replacement, $subject, $limit, $count);
}
if ($result === null) {
throw PcreException::fromFunction('preg_replace_callback', $pattern);
}
return $result;
}
/**
* Available from PHP 7.0
*
* @param array<string, callable> $pattern
* @param string $subject
* @param int $limit
* @param int $count Set by method
* @param int $flags PREG_OFFSET_CAPTURE or PREG_UNMATCHED_AS_NULL, only available on PHP 7.4+
* @return string
*/
public static function replaceCallbackArray(array $pattern, $subject, $limit = -1, &$count = null, $flags = 0)
{
if (is_array($subject)) { // @phpstan-ignore-line
throw new \InvalidArgumentException(static::ARRAY_MSG);
}
if (PHP_VERSION_ID >= 70400) {
$result = preg_replace_callback_array($pattern, $subject, $limit, $count, $flags);
} else {
$result = preg_replace_callback_array($pattern, $subject, $limit, $count);
}
if ($result === null) {
$pattern = array_keys($pattern);
throw PcreException::fromFunction('preg_replace_callback_array', $pattern);
}
return $result;
}
/**
* @param string $pattern
* @param string $subject
* @param int $limit
* @param int $flags PREG_SPLIT_NO_EMPTY or PREG_SPLIT_DELIM_CAPTURE
* @return list<string>
*/
public static function split($pattern, $subject, $limit = -1, $flags = 0)
{
if (($flags & PREG_SPLIT_OFFSET_CAPTURE) !== 0) {
throw new \InvalidArgumentException('PREG_SPLIT_OFFSET_CAPTURE is not supported as it changes the type of $matches, use splitWithOffsets() instead');
}
$result = preg_split($pattern, $subject, $limit, $flags);
if ($result === false) {
throw PcreException::fromFunction('preg_split', $pattern);
}
return $result;
}
/**
* @param string $pattern
* @param string $subject
* @param int $limit
* @param int $flags PREG_SPLIT_NO_EMPTY or PREG_SPLIT_DELIM_CAPTURE
* @return list<array{string, int}>
* @phpstan-return list<array{string, int<0, max>}>
*/
public static function splitWithOffsets($pattern, $subject, $limit = -1, $flags = 0)
{
$result = preg_split($pattern, $subject, $limit, $flags | PREG_SPLIT_OFFSET_CAPTURE);
if ($result === false) {
throw PcreException::fromFunction('preg_split', $pattern);
}
return $result;
}
/**
* @template T of string|\Stringable
* @param string $pattern
* @param array<T> $array
* @param int $flags PREG_GREP_INVERT
* @return array<T>
*/
public static function grep($pattern, array $array, $flags = 0)
{
$result = preg_grep($pattern, $array, $flags);
if ($result === false) {
throw PcreException::fromFunction('preg_grep', $pattern);
}
return $result;
}
/**
* @param non-empty-string $pattern
* @param string $subject
* @param array<string|null> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return bool
*/
public static function isMatch($pattern, $subject, &$matches = null, $flags = 0, $offset = 0)
{
return (bool) static::match($pattern, $subject, $matches, $flags, $offset);
}
/**
* @param non-empty-string $pattern
* @param string $subject
* @param array<int|string, list<string|null>> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return bool
*/
public static function isMatchAll($pattern, $subject, &$matches = null, $flags = 0, $offset = 0)
{
return (bool) static::matchAll($pattern, $subject, $matches, $flags, $offset);
}
/**
* Runs preg_match with PREG_OFFSET_CAPTURE
*
* @param non-empty-string $pattern
* @param string $subject
* @param array<int|string, array{string|null, int}> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return bool
*
* @phpstan-param array<int|string, array{string|null, int<-1, max>}> $matches
*/
public static function isMatchWithOffsets($pattern, $subject, &$matches, $flags = 0, $offset = 0)
{
return (bool) static::matchWithOffsets($pattern, $subject, $matches, $flags, $offset);
}
/**
* Runs preg_match_all with PREG_OFFSET_CAPTURE
*
* @param non-empty-string $pattern
* @param string $subject
* @param array<int|string, list<array{string|null, int}>> $matches Set by method
* @param int $flags PREG_UNMATCHED_AS_NULL, only available on PHP 7.2+
* @param int $offset
* @return bool
*
* @phpstan-param array<int|string, list<array{string|null, int<-1, max>}>> $matches
*/
public static function isMatchAllWithOffsets($pattern, $subject, &$matches, $flags = 0, $offset = 0)
{
return (bool) static::matchAllWithOffsets($pattern, $subject, $matches, $flags, $offset);
}
}
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