UnicodeString::append() - Code Metrics - Inspection of "Vendor deps" - deployphp/deployer - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( cc39b3...2b121f )

by Anton

created 2024-10-27 19:50 UTC

UnicodeString::append() A

↳ Parent: UnicodeString

Complexity

Conditions	4
Paths	6

Size

Total Lines	16
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	0	Features	0

Metric	Value
cc	4
eloc	8
c	2
b	0
f	0
nc	6
nop	1
dl	0
loc	16
rs	10

<?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 Symfony\Component\String;

use Symfony\Component\String\Exception\ExceptionInterface;
use 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 = '')
    {
        if ('' === $string || normalizer_is_normalized($this->string = $string)) {
            return;
        }

        if (false === $string = normalizer_normalize($string)) {
            throw new InvalidArgumentException('Invalid UTF-8 string.');
        }

        $this->string = $string;
    }

    public function append(string ...$suffix): static
    {
        $str = clone $this;
        $str->string = $this->string.(1 >= \count($suffix) ? ($suffix[0] ?? '') : implode('', $suffix));

        if (normalizer_is_normalized($str->string)) {
            return $str;
        }

        if (false === $string = normalizer_normalize($str->string)) {
            throw new InvalidArgumentException('Invalid UTF-8 string.');
        }

        $str->string = $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;
    }

    public function endsWith(string|iterable|AbstractString $suffix): bool
    {
        if ($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));
    }

    public function equalsTo(string|iterable|AbstractString $string): bool
    {
        if ($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;
    }

    public function indexOf(string|iterable|AbstractString $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) {
            return null;
        }

        return false === $i ? null : $i;

    }

    public function indexOfLast(string|iterable|AbstractString $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;

    }

    public function join(array $strings, ?string $lastGlue = null): static
    {
        $str = parent::join($strings, $lastGlue);
        normalizer_is_normalized($str->string) ?: $str->string = normalizer_normalize($str->string);

        return $str;

    }

    public function length(): int
    {
        return grapheme_strlen($this->string);

    }

    public function normalize(int $form = self::NFC): static
    {
        $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;
    }

    public function prepend(string ...$prefix): static
    {
        $str = clone $this;
        $str->string = (1 >= \count($prefix) ? ($prefix[0] ?? '') : implode('', $prefix)).$this->string;

        if (normalizer_is_normalized($str->string)) {
            return $str;
        }

        if (false === $string = normalizer_normalize($str->string)) {
            throw new InvalidArgumentException('Invalid UTF-8 string.');
        }

        $str->string = $string;

        return $str;
    }

    public function replace(string $from, string $to): static
    {
        $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;

            if (normalizer_is_normalized($str->string)) {
                return $str;
            }

            if (false === $string = normalizer_normalize($str->string)) {
                throw new InvalidArgumentException('Invalid UTF-8 string.');
            }

            $str->string = $string;
        }

        return $str;
    }

    public function replaceMatches(string $fromRegexp, string|callable $to): static
    {
        $str = parent::replaceMatches($fromRegexp, $to);
        normalizer_is_normalized($str->string) ?: $str->string = normalizer_normalize($str->string);

        return $str;

    }

    public function slice(int $start = 0, ?int $length = null): static
    {
        $str = clone $this;

        $str->string = (string) grapheme_substr($this->string, $start, $length ?? 2147483647);

        return $str;
    }

    public function splice(string $replacement, int $start = 0, ?int $length = null): static
    {
        $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);

        if (normalizer_is_normalized($str->string)) {
            return $str;
        }

        if (false === $string = normalizer_normalize($str->string)) {
            throw new InvalidArgumentException('Invalid UTF-8 string.');
        }

        $str->string = $string;

        return $str;
    }

    public function split(string $delimiter, ?int $limit = null, ?int $flags = null): array
    {
        if (1 > $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);
interface HasName {
    /** @return string */
    public function getName();
}

class Name {
    public $name;
}

class User implements HasName {
    /** @return string|Name */
    public function getName() {
        return new Name('foo'); // This is a violation of the ``HasName`` interface
                                // which only allows a string value to be returned.
    }
}
        }

        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;
    }

    public function startsWith(string|iterable|AbstractString $prefix): bool
    {
        if ($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(): void
    {
        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;
    }
}


1			<?php
2
3			/*
4			* This file is part of the Symfony package.
5			*
6			* (c) Fabien Potencier <[email protected]>
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11
12			namespace Symfony\Component\String;
13
14			use Symfony\Component\String\Exception\ExceptionInterface;
15			use Symfony\Component\String\Exception\InvalidArgumentException;
16
17			/**
18			* Represents a string of Unicode grapheme clusters encoded as UTF-8.
19			*
20			* A letter followed by combining characters (accents typically) form what Unicode defines
21			* as a grapheme cluster: a character as humans mean it in written texts. This class knows
22			* about the concept and won't split a letter apart from its combining accents. It also
23			* ensures all string comparisons happen on their canonically-composed representation,
24			* ignoring e.g. the order in which accents are listed when a letter has many of them.
25			*
26			* @see https://unicode.org/reports/tr15/
27			*
28			* @author Nicolas Grekas <[email protected]>
29			* @author Hugo Hamon <[email protected]>
30			*
31			* @throws ExceptionInterface
32			*/
33			class UnicodeString extends AbstractUnicodeString
34			{
35			public function __construct(string $string = '')
36			{
37			if ('' === $string \|\| normalizer_is_normalized($this->string = $string)) {
38			return;
39			}
40
41			if (false === $string = normalizer_normalize($string)) {
42			throw new InvalidArgumentException('Invalid UTF-8 string.');
43			}
44
45			$this->string = $string;
46			}
47
48			public function append(string ...$suffix): static
49			{
50			$str = clone $this;
51			$str->string = $this->string.(1 >= \count($suffix) ? ($suffix[0] ?? '') : implode('', $suffix));
52
53			if (normalizer_is_normalized($str->string)) {
54			return $str;
55			}
56
57			if (false === $string = normalizer_normalize($str->string)) {
58			throw new InvalidArgumentException('Invalid UTF-8 string.');
59			}
60
61			$str->string = $string;
62
63			return $str;
64			}
65
66			public function chunk(int $length = 1): array
67			{
68			if (1 > $length) {
69			throw new InvalidArgumentException('The chunk length must be greater than zero.');
70			}
71
72			if ('' === $this->string) {
73			return [];
74			}
75
76			$rx = '/(';
77			while (65535 < $length) {
78			$rx .= '\X{65535}';
79			$length -= 65535;
80			}
81			$rx .= '\X{'.$length.'})/u';
82
83			$str = clone $this;
84			$chunks = [];
85
86			foreach (preg_split($rx, $this->string, -1, \PREG_SPLIT_DELIM_CAPTURE \| \PREG_SPLIT_NO_EMPTY) as $chunk) {
87			$str->string = $chunk;
88			$chunks[] = clone $str;
89			}
90
91			return $chunks;
92			}
93
94			public function endsWith(string\|iterable\|AbstractString $suffix): bool
95			{
96			if ($suffix instanceof AbstractString) {
97			$suffix = $suffix->string;
98			} elseif (!\is_string($suffix)) {
99			return parent::endsWith($suffix);
100			}
101
102			$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
103			normalizer_is_normalized($suffix, $form) ?: $suffix = normalizer_normalize($suffix, $form);
104
105			if ('' === $suffix \|\| false === $suffix) {
106			return false;
107			}
108
109			if ($this->ignoreCase) {
110			return 0 === mb_stripos(grapheme_extract($this->string, \strlen($suffix), \GRAPHEME_EXTR_MAXBYTES, \strlen($this->string) - \strlen($suffix)), $suffix, 0, 'UTF-8');
111			}
112
113			return $suffix === grapheme_extract($this->string, \strlen($suffix), \GRAPHEME_EXTR_MAXBYTES, \strlen($this->string) - \strlen($suffix));
114			}
115
116			public function equalsTo(string\|iterable\|AbstractString $string): bool
117			{
118			if ($string instanceof AbstractString) {
119			$string = $string->string;
120			} elseif (!\is_string($string)) {
121			return parent::equalsTo($string);
122			}
123
124			$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
125			normalizer_is_normalized($string, $form) ?: $string = normalizer_normalize($string, $form);
126
127			if ('' !== $string && false !== $string && $this->ignoreCase) {
128			return \strlen($string) === \strlen($this->string) && 0 === mb_stripos($this->string, $string, 0, 'UTF-8');
129			}
130
131			return $string === $this->string;
132			}
133
134			public function indexOf(string\|iterable\|AbstractString $needle, int $offset = 0): ?int
135			{
136			if ($needle instanceof AbstractString) {
137			$needle = $needle->string;
138			} elseif (!\is_string($needle)) {
139			return parent::indexOf($needle, $offset);
140			}
141
142			$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
143			normalizer_is_normalized($needle, $form) ?: $needle = normalizer_normalize($needle, $form);
144
145			if ('' === $needle \|\| false === $needle) {
146			return null;
147			}
148
149			try {
150			$i = $this->ignoreCase ? grapheme_stripos($this->string, $needle, $offset) : grapheme_strpos($this->string, $needle, $offset);
151			} catch (\ValueError) {
152			return null;
153			}
154
155			return false === $i ? null : $i;
			0 ignored issues – show introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The condition `false === $i` is always `false`. Loading history...
156			}
157
158			public function indexOfLast(string\|iterable\|AbstractString $needle, int $offset = 0): ?int
159			{
160			if ($needle instanceof AbstractString) {
161			$needle = $needle->string;
162			} elseif (!\is_string($needle)) {
163			return parent::indexOfLast($needle, $offset);
164			}
165
166			$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
167			normalizer_is_normalized($needle, $form) ?: $needle = normalizer_normalize($needle, $form);
168
169			if ('' === $needle \|\| false === $needle) {
170			return null;
171			}
172
173			$string = $this->string;
174
175			if (0 > $offset) {
176			// workaround https://bugs.php.net/74264
177			if (0 > $offset += grapheme_strlen($needle)) {
178			$string = grapheme_substr($string, 0, $offset);
179			}
180			$offset = 0;
181			}
182
183			$i = $this->ignoreCase ? grapheme_strripos($string, $needle, $offset) : grapheme_strrpos($string, $needle, $offset);
184
185			return false === $i ? null : $i;
			0 ignored issues – show introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The condition `false === $i` is always `false`. Loading history...
186			}
187
188			public function join(array $strings, ?string $lastGlue = null): static
189			{
190			$str = parent::join($strings, $lastGlue);
191			normalizer_is_normalized($str->string) ?: $str->string = normalizer_normalize($str->string);
192
193			return $str;
			0 ignored issues – show Bug Best Practice introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The expression `return $str` returns the type `Symfony\Component\String\AbstractUnicodeString` which includes types incompatible with the type-hinted return `Symfony\Component\String\UnicodeString`. Loading history...
194			}
195
196			public function length(): int
197			{
198			return grapheme_strlen($this->string);
			0 ignored issues – show Bug Best Practice introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The expression `return grapheme_strlen($this->string)` could return the type `null` which is incompatible with the type-hinted return `integer`. Consider adding an additional type-check to rule them out. Loading history...
199			}
200
201			public function normalize(int $form = self::NFC): static
202			{
203			$str = clone $this;
204
205			if (\in_array($form, [self::NFC, self::NFKC], true)) {
206			normalizer_is_normalized($str->string, $form) ?: $str->string = normalizer_normalize($str->string, $form);
207			} elseif (!\in_array($form, [self::NFD, self::NFKD], true)) {
208			throw new InvalidArgumentException('Unsupported normalization form.');
209			} elseif (!normalizer_is_normalized($str->string, $form)) {
210			$str->string = normalizer_normalize($str->string, $form);
211			$str->ignoreCase = null;
212			}
213
214			return $str;
215			}
216
217			public function prepend(string ...$prefix): static
218			{
219			$str = clone $this;
220			$str->string = (1 >= \count($prefix) ? ($prefix[0] ?? '') : implode('', $prefix)).$this->string;
221
222			if (normalizer_is_normalized($str->string)) {
223			return $str;
224			}
225
226			if (false === $string = normalizer_normalize($str->string)) {
227			throw new InvalidArgumentException('Invalid UTF-8 string.');
228			}
229
230			$str->string = $string;
231
232			return $str;
233			}
234
235			public function replace(string $from, string $to): static
236			{
237			$str = clone $this;
238			normalizer_is_normalized($from) ?: $from = normalizer_normalize($from);
239
240			if ('' !== $from && false !== $from) {
241			$tail = $str->string;
242			$result = '';
243			$indexOf = $this->ignoreCase ? 'grapheme_stripos' : 'grapheme_strpos';
244
245			while ('' !== $tail && false !== $i = $indexOf($tail, $from)) {
246			$slice = grapheme_substr($tail, 0, $i);
247			$result .= $slice.$to;
248			$tail = substr($tail, \strlen($slice) + \strlen($from));
249			}
250
251			$str->string = $result.$tail;
252
253			if (normalizer_is_normalized($str->string)) {
254			return $str;
255			}
256
257			if (false === $string = normalizer_normalize($str->string)) {
258			throw new InvalidArgumentException('Invalid UTF-8 string.');
259			}
260
261			$str->string = $string;
262			}
263
264			return $str;
265			}
266
267			public function replaceMatches(string $fromRegexp, string\|callable $to): static
268			{
269			$str = parent::replaceMatches($fromRegexp, $to);
270			normalizer_is_normalized($str->string) ?: $str->string = normalizer_normalize($str->string);
271
272			return $str;
			0 ignored issues – show Bug Best Practice introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The expression `return $str` returns the type `Symfony\Component\String\AbstractUnicodeString` which includes types incompatible with the type-hinted return `Symfony\Component\String\UnicodeString`. Loading history...
273			}
274
275			public function slice(int $start = 0, ?int $length = null): static
276			{
277			$str = clone $this;
278
279			$str->string = (string) grapheme_substr($this->string, $start, $length ?? 2147483647);
280
281			return $str;
282			}
283
284			public function splice(string $replacement, int $start = 0, ?int $length = null): static
285			{
286			$str = clone $this;
287
288			$start = $start ? \strlen(grapheme_substr($this->string, 0, $start)) : 0;
289			$length = $length ? \strlen(grapheme_substr($this->string, $start, $length ?? 2147483647)) : $length;
290			$str->string = substr_replace($this->string, $replacement, $start, $length ?? 2147483647);
291
292			if (normalizer_is_normalized($str->string)) {
293			return $str;
294			}
295
296			if (false === $string = normalizer_normalize($str->string)) {
297			throw new InvalidArgumentException('Invalid UTF-8 string.');
298			}
299
300			$str->string = $string;
301
302			return $str;
303			}
304
305			public function split(string $delimiter, ?int $limit = null, ?int $flags = null): array
306			{
307			if (1 > $limit ??= 2147483647) {
308			throw new InvalidArgumentException('Split limit must be a positive integer.');
309			}
310
311			if ('' === $delimiter) {
312			throw new InvalidArgumentException('Split delimiter is empty.');
313			}
314
315			if (null !== $flags) {
316			return parent::split($delimiter.'u', $limit, $flags);
			0 ignored issues – show Bug Best Practice introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The expression `return parent::split($de... . 'u', $limit, $flags)` returns the type `array<mixed,array\|string>` which is incompatible with the return type mandated by `Symfony\Component\String\AbstractString::split()` of `array<mixed,Symfony\Comp...\String\AbstractString>`. In the issue above, the returned value is violating the contract defined by the mentioned interface. Let's take a look at an example: interface HasName { /** @return string / public function getName(); } class Name { public $name; } class User implements HasName { /* @return string\|Name */ public function getName() { return new Name('foo'); // This is a violation of the ``HasName`` interface // which only allows a string value to be returned. } } Loading history...
317			}
318
319			normalizer_is_normalized($delimiter) ?: $delimiter = normalizer_normalize($delimiter);
320
321			if (false === $delimiter) {
			0 ignored issues – show introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The condition `false === $delimiter` is always `false`. Loading history...
322			throw new InvalidArgumentException('Split delimiter is not a valid UTF-8 string.');
323			}
324
325			$str = clone $this;
326			$tail = $this->string;
327			$chunks = [];
328			$indexOf = $this->ignoreCase ? 'grapheme_stripos' : 'grapheme_strpos';
329
330			while (1 < $limit && false !== $i = $indexOf($tail, $delimiter)) {
331			$str->string = grapheme_substr($tail, 0, $i);
332			$chunks[] = clone $str;
333			$tail = substr($tail, \strlen($str->string) + \strlen($delimiter));
334			--$limit;
335			}
336
337			$str->string = $tail;
338			$chunks[] = clone $str;
339
340			return $chunks;
341			}
342
343			public function startsWith(string\|iterable\|AbstractString $prefix): bool
344			{
345			if ($prefix instanceof AbstractString) {
346			$prefix = $prefix->string;
347			} elseif (!\is_string($prefix)) {
348			return parent::startsWith($prefix);
349			}
350
351			$form = null === $this->ignoreCase ? \Normalizer::NFD : \Normalizer::NFC;
352			normalizer_is_normalized($prefix, $form) ?: $prefix = normalizer_normalize($prefix, $form);
353
354			if ('' === $prefix \|\| false === $prefix) {
355			return false;
356			}
357
358			if ($this->ignoreCase) {
359			return 0 === mb_stripos(grapheme_extract($this->string, \strlen($prefix), \GRAPHEME_EXTR_MAXBYTES), $prefix, 0, 'UTF-8');
360			}
361
362			return $prefix === grapheme_extract($this->string, \strlen($prefix), \GRAPHEME_EXTR_MAXBYTES);
363			}
364
365			public function __wakeup(): void
366			{
367			if (!\is_string($this->string)) {
			0 ignored issues – show introduced 2024-10-12 21:52 UTC by Report Bug Copy Issue Report The condition `is_string($this->string)` is always `true`. Loading history...
368			throw new \BadMethodCallException('Cannot unserialize '.__CLASS__);
369			}
370
371			normalizer_is_normalized($this->string) ?: $this->string = normalizer_normalize($this->string);
372			}
373
374			public function __clone()
375			{
376			if (null === $this->ignoreCase) {
377			normalizer_is_normalized($this->string) ?: $this->string = normalizer_normalize($this->string);
378			}
379
380			$this->ignoreCase = false;
381			}
382			}
383

deployphp / deployer

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UnicodeString::append() A

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