13403825501

Committed 19 Feb 2025 01:56AM UTC coverage: 51.253% (-0.08%) from 51.335%

Build # 13403825501

Build Type

Pull #954

github

Committed by

web-flow

Commit Message

Merge 521415c86 into d71ff2835

Pull Request Pull Request #954: [CLEANUP] Don't store array length as a property

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0.0

/src/Parsing/ParserState.php

<?php

declare(strict_types=1);

namespace Sabberworm\CSS\Parsing;

use Sabberworm\CSS\Comment\Comment;
use Sabberworm\CSS\Settings;

/**
 * @internal since 8.7.0
 */
class ParserState
{
    /**
     * @var null
     */
    public const EOF = null;

    /**
     * @var Settings
     */
    private $parserSettings;

    /**
     * @var string
     */
    private $text;

    /**
     * @var array<int, string>
     */
    private $characters = [];

    /**
     * @var int
     */
    private $currentPosition = 0;

    /**
     * will only be used if the CSS does not contain an `@charset` declaration
     *
     * @var string
     */
    private $charset;

    /**
     * @var int
     */
    private $lineNumber;

    /**
     * @param string $text the complete CSS as text (i.e., usually the contents of a CSS file)
     * @param int<0, max> $lineNumber
     */
    public function __construct($text, Settings $parserSettings, $lineNumber = 1)
    {
        $this->parserSettings = $parserSettings;
        $this->text = $text;
        $this->lineNumber = $lineNumber;
        $this->setCharset($this->parserSettings->sDefaultCharset);
    }

    /**
     * Sets the charset to be used if the CSS does not contain an `@charset` declaration.
     *
     * @throws SourceException
     */
    public function setCharset(string $charset): void
    {
        // The charset property must be set for `strsplit()`, but may need to be reverted if it fails.
        $oldCharset = $this->charset;
        $this->charset = $charset;

        $newCharacters = $this->strsplit($this->text);
        if (!\is_array($newCharacters)) {
            $this->charset = $oldCharset;
            throw new SourceException('Charset `' . $charset . '` cannot be reconciled with the CSS provided.');
        }

        $this->characters = $newCharacters;
    }

    /**
     * @return int
     */
    public function currentLine()
    {
        return $this->lineNumber;
    }

    /**
     * @return int
     */
    public function currentColumn()
    {
        return $this->currentPosition;
    }

    /**
     * @return Settings
     */
    public function getSettings()
    {
        return $this->parserSettings;
    }

    public function anchor(): Anchor
    {
        return new Anchor($this->currentPosition, $this);
    }

    /**
     * @param int $position
     */
    public function setPosition($position): void
    {
        $this->currentPosition = $position;
    }

    /**
     * @param bool $bIgnoreCase
     *
     * @return string
     *
     * @throws UnexpectedTokenException
     */
    public function parseIdentifier($bIgnoreCase = true)
    {
        if ($this->isEnd()) {
            throw new UnexpectedEOFException('', '', 'identifier', $this->lineNumber);
        }
        $result = $this->parseCharacter(true);
        if ($result === null) {
            throw new UnexpectedTokenException('', $this->peek(5), 'identifier', $this->lineNumber);
        }
        $sCharacter = null;
        while (!$this->isEnd() && ($sCharacter = $this->parseCharacter(true)) !== null) {
            if (\preg_match('/[a-zA-Z0-9\\x{00A0}-\\x{FFFF}_-]/Sux', $sCharacter)) {
                $result .= $sCharacter;
            } else {
                $result .= '\\' . $sCharacter;
            }
        }
        if ($bIgnoreCase) {
            $result = $this->strtolower($result);
        }
        return $result;
    }

    /**
     * @param bool $bIsForIdentifier
     *
     * @return string|null
     *
     * @throws UnexpectedEOFException
     * @throws UnexpectedTokenException
     */
    public function parseCharacter($bIsForIdentifier)
    {
        if ($this->peek() === '\\') {
            if (
                $bIsForIdentifier && $this->parserSettings->bLenientParsing
                && ($this->comes('\\0') || $this->comes('\\9'))
            ) {
                // Non-strings can contain \0 or \9 which is an IE hack supported in lenient parsing.
                return null;
            }
            $this->consume('\\');
            if ($this->comes('\\n') || $this->comes('\\r')) {
                return '';
            }
            if (\preg_match('/[0-9a-fA-F]/Su', $this->peek()) === 0) {
                return $this->consume(1);
            }
            $sUnicode = $this->consumeExpression('/^[0-9a-fA-F]{1,6}/u', 6);
            if ($this->strlen($sUnicode) < 6) {
                // Consume whitespace after incomplete unicode escape
                if (\preg_match('/\\s/isSu', $this->peek())) {
                    if ($this->comes('\\r\\n')) {
                        $this->consume(2);
                    } else {
                        $this->consume(1);
                    }
                }
            }
            $iUnicode = \intval($sUnicode, 16);
            $sUtf32 = '';
            for ($i = 0; $i < 4; ++$i) {
                $sUtf32 .= \chr($iUnicode & 0xff);
                $iUnicode = $iUnicode >> 8;
            }
            return \iconv('utf-32le', $this->charset, $sUtf32);
        }
        if ($bIsForIdentifier) {
            $peek = \ord($this->peek());
            // Ranges: a-z A-Z 0-9 - _
            if (
                ($peek >= 97 && $peek <= 122)
                || ($peek >= 65 && $peek <= 90)
                || ($peek >= 48 && $peek <= 57)
                || ($peek === 45)
                || ($peek === 95)
                || ($peek > 0xa1)
            ) {
                return $this->consume(1);
            }
        } else {
            return $this->consume(1);
        }
        return null;
    }

    /**
     * @return array<int, Comment>|void
     *
     * @throws UnexpectedEOFException
     * @throws UnexpectedTokenException
     */
    public function consumeWhiteSpace(): array
    {
        $comments = [];
        do {
            while (\preg_match('/\\s/isSu', $this->peek()) === 1) {
                $this->consume(1);
            }
            if ($this->parserSettings->bLenientParsing) {
                try {
                    $oComment = $this->consumeComment();
                } catch (UnexpectedEOFException $e) {
                    $this->currentPosition = \count($this->characters);
                    return $comments;
                }
            } else {
                $oComment = $this->consumeComment();
            }
            if ($oComment !== false) {
                $comments[] = $oComment;
            }
        } while ($oComment !== false);
        return $comments;
    }

    /**
     * @param string $sString
     * @param bool $bCaseInsensitive
     */
    public function comes($sString, $bCaseInsensitive = false): bool
    {
        $sPeek = $this->peek(\strlen($sString));
        return ($sPeek == '')
            ? false
            : $this->streql($sPeek, $sString, $bCaseInsensitive);
    }

    /**
     * @param int $length
     * @param int $iOffset
     */
    public function peek($length = 1, $iOffset = 0): string
    {
        $iOffset += $this->currentPosition;
        if ($iOffset >= \count($this->characters)) {
            return '';
        }
        return $this->substr($iOffset, $length);
    }

    /**
     * @param int $mValue
     *
     * @throws UnexpectedEOFException
     * @throws UnexpectedTokenException
     */
    public function consume($mValue = 1): string
    {
        if (\is_string($mValue)) {
            $iLineCount = \substr_count($mValue, "\n");
            $length = $this->strlen($mValue);
            if (!$this->streql($this->substr($this->currentPosition, $length), $mValue)) {
                throw new UnexpectedTokenException(
                    $mValue,
                    $this->peek(\max($length, 5)),
                    'literal',
                    $this->lineNumber
                );
            }
            $this->lineNumber += $iLineCount;
            $this->currentPosition += $this->strlen($mValue);
            return $mValue;
        } else {
            if ($this->currentPosition + $mValue > \count($this->characters)) {
                throw new UnexpectedEOFException((string) $mValue, $this->peek(5), 'count', $this->lineNumber);
            }
            $result = $this->substr($this->currentPosition, $mValue);
            $iLineCount = \substr_count($result, "\n");
            $this->lineNumber += $iLineCount;
            $this->currentPosition += $mValue;
            return $result;
        }
    }

    /**
     * @param string $mExpression
     * @param int|null $iMaxLength
     *
     * @throws UnexpectedEOFException
     * @throws UnexpectedTokenException
     */
    public function consumeExpression($mExpression, $iMaxLength = null): string
    {
        $aMatches = null;
        $sInput = $iMaxLength !== null ? $this->peek($iMaxLength) : $this->inputLeft();
        if (\preg_match($mExpression, $sInput, $aMatches, PREG_OFFSET_CAPTURE) === 1) {
            return $this->consume($aMatches[0][0]);
        }
        throw new UnexpectedTokenException($mExpression, $this->peek(5), 'expression', $this->lineNumber);
    }

    /**
     * @return Comment|false
     */
    public function consumeComment()
    {
        $mComment = false;
        if ($this->comes('/*')) {
            $lineNumber = $this->lineNumber;
            $this->consume(1);
            $mComment = '';
            while (($char = $this->consume(1)) !== '') {
                $mComment .= $char;
                if ($this->comes('*/')) {
                    $this->consume(2);
                    break;
                }
            }
        }

        if ($mComment !== false) {
            // We skip the * which was included in the comment.
            return new Comment(\substr($mComment, 1), $lineNumber);
        }

        return $mComment;
    }

    public function isEnd(): bool
    {
        return $this->currentPosition >= \count($this->characters);
    }

    /**
     * @param array<array-key, string>|string $aEnd
     * @param string $bIncludeEnd
     * @param string $consumeEnd
     * @param array<int, Comment> $comments
     *
     * @throws UnexpectedEOFException
     * @throws UnexpectedTokenException
     */
    public function consumeUntil($aEnd, $bIncludeEnd = false, $consumeEnd = false, array &$comments = []): string
    {
        $aEnd = \is_array($aEnd) ? $aEnd : [$aEnd];
        $out = '';
        $start = $this->currentPosition;

        while (!$this->isEnd()) {
            $char = $this->consume(1);
            if (\in_array($char, $aEnd, true)) {
                if ($bIncludeEnd) {
                    $out .= $char;
                } elseif (!$consumeEnd) {
                    $this->currentPosition -= $this->strlen($char);
                }
                return $out;
            }
            $out .= $char;
            if ($comment = $this->consumeComment()) {
                $comments[] = $comment;
            }
        }

        if (\in_array(self::EOF, $aEnd, true)) {
            return $out;
        }

        $this->currentPosition = $start;
        throw new UnexpectedEOFException(
            'One of ("' . \implode('","', $aEnd) . '")',
            $this->peek(5),
            'search',
            $this->lineNumber
        );
    }

    private function inputLeft(): string
    {
        return $this->substr($this->currentPosition, -1);
    }

    /**
     * @param string $sString1
     * @param string $sString2
     * @param bool $bCaseInsensitive
     */
    public function streql($sString1, $sString2, $bCaseInsensitive = true): bool
    {
        if ($bCaseInsensitive) {
            return $this->strtolower($sString1) === $this->strtolower($sString2);
        } else {
            return $sString1 === $sString2;
        }
    }

    /**
     * @param int $iAmount
     */
    public function backtrack($iAmount): void
    {
        $this->currentPosition -= $iAmount;
    }

    /**
     * @param string $sString
     */
    public function strlen($sString): int
    {
        if ($this->parserSettings->bMultibyteSupport) {
            return \mb_strlen($sString, $this->charset);
        } else {
            return \strlen($sString);
        }
    }

    /**
     * @param int $iStart
     * @param int $length
     */
    private function substr($iStart, $length): string
    {
        if ($length < 0) {
            $length = \count($this->characters) - $iStart + $length;
        }
        if ($iStart + $length > \count($this->characters)) {
            $length = \count($this->characters) - $iStart;
        }
        $result = '';
        while ($length > 0) {
            $result .= $this->characters[$iStart];
            $iStart++;
            $length--;
        }
        return $result;
    }

    /**
     * @param string $sString
     */
    private function strtolower($sString): string
    {
        if ($this->parserSettings->bMultibyteSupport) {
            return \mb_strtolower($sString, $this->charset);
        } else {
            return \strtolower($sString);
        }
    }

    /**
     * @param string $sString
     *
     * @return array<int, string>
     */
    private function strsplit($sString)
    {
        if ($this->parserSettings->bMultibyteSupport) {
            if ($this->streql($this->charset, 'utf-8')) {
                return \preg_split('//u', $sString, -1, PREG_SPLIT_NO_EMPTY);
            } else {
                $length = \mb_strlen($sString, $this->charset);
                $result = [];
                for ($i = 0; $i < $length; ++$i) {
                    $result[] = \mb_substr($sString, $i, 1, $this->charset);
                }
                return $result;
            }
        } else {
            if ($sString === '') {
                return [];
            } else {
                return \str_split($sString);
            }
        }
    }

    /**
     * @param string $sString
     * @param string $sNeedle
     * @param int $iOffset
     *
     * @return int|false
     */
    private function strpos($sString, $sNeedle, $iOffset)
    {
        if ($this->parserSettings->bMultibyteSupport) {
            return \mb_strpos($sString, $sNeedle, $iOffset, $this->charset);
        } else {
            return \strpos($sString, $sNeedle, $iOffset);
        }
    }
}

1	<?php
2
3	declare(strict_types=1);
4
5	namespace Sabberworm\CSS\Parsing;
6
7	use Sabberworm\CSS\Comment\Comment;
8	use Sabberworm\CSS\Settings;
9
10	/**
11	* @internal since 8.7.0
12	*/
13	class ParserState
14	{
15	/**
16	* @var null
17	*/
18	public const EOF = null;
19
20	/**
21	* @var Settings
22	*/
23	private $parserSettings;
24
25	/**
26	* @var string
27	*/
28	private $text;
29
30	/**
31	* @var array<int, string>
32	*/
33	private $characters = [];
34
35	/**
36	* @var int
37	*/
38	private $currentPosition = 0;
39
40	/**
41	* will only be used if the CSS does not contain an `@charset` declaration
42	*
43	* @var string
44	*/
45	private $charset;
46
47	/**
48	* @var int
49	*/
50	private $lineNumber;
51
52	/**
53	* @param string $text the complete CSS as text (i.e., usually the contents of a CSS file)
54	* @param int<0, max> $lineNumber
55	*/
56	public function __construct($text, Settings $parserSettings, $lineNumber = 1)	×
57	{
58	$this->parserSettings = $parserSettings;	×
59	$this->text = $text;	×
60	$this->lineNumber = $lineNumber;	×
61	$this->setCharset($this->parserSettings->sDefaultCharset);	×
62	}	×
63
64	/**
65	* Sets the charset to be used if the CSS does not contain an `@charset` declaration.
66	*
67	* @throws SourceException
68	*/
NEW 69	public function setCharset(string $charset): void	×
70	{
71	// The charset property must be set for `strsplit()`, but may need to be reverted if it fails.
NEW 72	$oldCharset = $this->charset;	×
73	$this->charset = $charset;	×
74
NEW 75	$newCharacters = $this->strsplit($this->text);	×
NEW 76	if (!\is_array($newCharacters)) {	×
NEW 77	$this->charset = $oldCharset;	×
NEW 78	throw new SourceException('Charset `' . $charset . '` cannot be reconciled with the CSS provided.');	×
79	}
80
NEW 81	$this->characters = $newCharacters;	×
UNCOV 82	}	×
83
84	/**
85	* @return int
86	*/
87	public function currentLine()	×
88	{
89	return $this->lineNumber;	×
90	}
91
92	/**
93	* @return int
94	*/
95	public function currentColumn()	×
96	{
97	return $this->currentPosition;	×
98	}
99
100	/**
101	* @return Settings
102	*/
103	public function getSettings()	×
104	{
105	return $this->parserSettings;	×
106	}
107
108	public function anchor(): Anchor	×
109	{
110	return new Anchor($this->currentPosition, $this);	×
111	}
112
113	/**
114	* @param int $position
115	*/
116	public function setPosition($position): void	×
117	{
118	$this->currentPosition = $position;	×
119	}	×
120
121	/**
122	* @param bool $bIgnoreCase
123	*
124	* @return string
125	*
126	* @throws UnexpectedTokenException
127	*/
128	public function parseIdentifier($bIgnoreCase = true)	×
129	{
130	if ($this->isEnd()) {	×
131	throw new UnexpectedEOFException('', '', 'identifier', $this->lineNumber);	×
132	}
133	$result = $this->parseCharacter(true);	×
134	if ($result === null) {	×
135	throw new UnexpectedTokenException('', $this->peek(5), 'identifier', $this->lineNumber);	×
136	}
137	$sCharacter = null;	×
138	while (!$this->isEnd() && ($sCharacter = $this->parseCharacter(true)) !== null) {	×
139	if (\preg_match('/[a-zA-Z0-9\\x{00A0}-\\x{FFFF}_-]/Sux', $sCharacter)) {	×
140	$result .= $sCharacter;	×
141	} else {
142	$result .= '\\' . $sCharacter;	×
143	}
144	}
145	if ($bIgnoreCase) {	×
146	$result = $this->strtolower($result);	×
147	}
148	return $result;	×
149	}
150
151	/**
152	* @param bool $bIsForIdentifier
153	*
154	* @return string\|null
155	*
156	* @throws UnexpectedEOFException
157	* @throws UnexpectedTokenException
158	*/
159	public function parseCharacter($bIsForIdentifier)	×
160	{
161	if ($this->peek() === '\\') {	×
162	if (
163	$bIsForIdentifier && $this->parserSettings->bLenientParsing	×
164	&& ($this->comes('\\0') \|\| $this->comes('\\9'))	×
165	) {
166	// Non-strings can contain \0 or \9 which is an IE hack supported in lenient parsing.
167	return null;	×
168	}
169	$this->consume('\\');	×
170	if ($this->comes('\\n') \|\| $this->comes('\\r')) {	×
171	return '';	×
172	}
173	if (\preg_match('/[0-9a-fA-F]/Su', $this->peek()) === 0) {	×
174	return $this->consume(1);	×
175	}
176	$sUnicode = $this->consumeExpression('/^[0-9a-fA-F]{1,6}/u', 6);	×
177	if ($this->strlen($sUnicode) < 6) {	×
178	// Consume whitespace after incomplete unicode escape
179	if (\preg_match('/\\s/isSu', $this->peek())) {	×
180	if ($this->comes('\\r\\n')) {	×
181	$this->consume(2);	×
182	} else {
183	$this->consume(1);	×
184	}
185	}
186	}
187	$iUnicode = \intval($sUnicode, 16);	×
188	$sUtf32 = '';	×
189	for ($i = 0; $i < 4; ++$i) {	×
190	$sUtf32 .= \chr($iUnicode & 0xff);	×
191	$iUnicode = $iUnicode >> 8;	×
192	}
193	return \iconv('utf-32le', $this->charset, $sUtf32);	×
194	}
195	if ($bIsForIdentifier) {	×
196	$peek = \ord($this->peek());	×
197	// Ranges: a-z A-Z 0-9 - _
198	if (
199	($peek >= 97 && $peek <= 122)	×
200	\|\| ($peek >= 65 && $peek <= 90)	×
201	\|\| ($peek >= 48 && $peek <= 57)	×
202	\|\| ($peek === 45)	×
203	\|\| ($peek === 95)	×
204	\|\| ($peek > 0xa1)	×
205	) {
206	return $this->consume(1);	×
207	}
208	} else {
209	return $this->consume(1);	×
210	}
211	return null;	×
212	}
213
214	/**
215	* @return array<int, Comment>\|void
216	*
217	* @throws UnexpectedEOFException
218	* @throws UnexpectedTokenException
219	*/
220	public function consumeWhiteSpace(): array	×
221	{
222	$comments = [];	×
223	do {
224	while (\preg_match('/\\s/isSu', $this->peek()) === 1) {	×
225	$this->consume(1);	×
226	}
227	if ($this->parserSettings->bLenientParsing) {	×
228	try {
229	$oComment = $this->consumeComment();	×
230	} catch (UnexpectedEOFException $e) {	×
NEW 231	$this->currentPosition = \count($this->characters);	×
232	return $comments;	×
233	}
234	} else {
235	$oComment = $this->consumeComment();	×
236	}
237	if ($oComment !== false) {	×
238	$comments[] = $oComment;	×
239	}
240	} while ($oComment !== false);	×
241	return $comments;	×
242	}
243
244	/**
245	* @param string $sString
246	* @param bool $bCaseInsensitive
247	*/
248	public function comes($sString, $bCaseInsensitive = false): bool	×
249	{
250	$sPeek = $this->peek(\strlen($sString));	×
251	return ($sPeek == '')	×
252	? false	×
253	: $this->streql($sPeek, $sString, $bCaseInsensitive);	×
254	}
255
256	/**
257	* @param int $length
258	* @param int $iOffset
259	*/
260	public function peek($length = 1, $iOffset = 0): string	×
261	{
262	$iOffset += $this->currentPosition;	×
NEW 263	if ($iOffset >= \count($this->characters)) {	×
264	return '';	×
265	}
266	return $this->substr($iOffset, $length);	×
267	}
268
269	/**
270	* @param int $mValue
271	*
272	* @throws UnexpectedEOFException
273	* @throws UnexpectedTokenException
274	*/
275	public function consume($mValue = 1): string	×
276	{
277	if (\is_string($mValue)) {	×
278	$iLineCount = \substr_count($mValue, "\n");	×
279	$length = $this->strlen($mValue);	×
280	if (!$this->streql($this->substr($this->currentPosition, $length), $mValue)) {	×
281	throw new UnexpectedTokenException(	×
282	$mValue,	×
283	$this->peek(\max($length, 5)),	×
284	'literal',	×
285	$this->lineNumber	×
286	);
287	}
288	$this->lineNumber += $iLineCount;	×
289	$this->currentPosition += $this->strlen($mValue);	×
290	return $mValue;	×
291	} else {
NEW 292	if ($this->currentPosition + $mValue > \count($this->characters)) {	×
293	throw new UnexpectedEOFException((string) $mValue, $this->peek(5), 'count', $this->lineNumber);	×
294	}
295	$result = $this->substr($this->currentPosition, $mValue);	×
296	$iLineCount = \substr_count($result, "\n");	×
297	$this->lineNumber += $iLineCount;	×
298	$this->currentPosition += $mValue;	×
299	return $result;	×
300	}
301	}
302
303	/**
304	* @param string $mExpression
305	* @param int\|null $iMaxLength
306	*
307	* @throws UnexpectedEOFException
308	* @throws UnexpectedTokenException
309	*/
310	public function consumeExpression($mExpression, $iMaxLength = null): string	×
311	{
312	$aMatches = null;	×
313	$sInput = $iMaxLength !== null ? $this->peek($iMaxLength) : $this->inputLeft();	×
314	if (\preg_match($mExpression, $sInput, $aMatches, PREG_OFFSET_CAPTURE) === 1) {	×
315	return $this->consume($aMatches[0][0]);	×
316	}
317	throw new UnexpectedTokenException($mExpression, $this->peek(5), 'expression', $this->lineNumber);	×
318	}
319
320	/**
321	* @return Comment\|false
322	*/
323	public function consumeComment()	×
324	{
325	$mComment = false;	×
326	if ($this->comes('/*')) {	×
327	$lineNumber = $this->lineNumber;	×
328	$this->consume(1);	×
329	$mComment = '';	×
330	while (($char = $this->consume(1)) !== '') {	×
331	$mComment .= $char;	×
332	if ($this->comes('*/')) {	×
333	$this->consume(2);	×
334	break;	×
335	}
336	}
337	}
338
339	if ($mComment !== false) {	×
340	// We skip the * which was included in the comment.
341	return new Comment(\substr($mComment, 1), $lineNumber);	×
342	}
343
344	return $mComment;	×
345	}
346
347	public function isEnd(): bool	×
348	{
NEW 349	return $this->currentPosition >= \count($this->characters);	×
350	}
351
352	/**
353	* @param array<array-key, string>\|string $aEnd
354	* @param string $bIncludeEnd
355	* @param string $consumeEnd
356	* @param array<int, Comment> $comments
357	*
358	* @throws UnexpectedEOFException
359	* @throws UnexpectedTokenException
360	*/
361	public function consumeUntil($aEnd, $bIncludeEnd = false, $consumeEnd = false, array &$comments = []): string	×
362	{
363	$aEnd = \is_array($aEnd) ? $aEnd : [$aEnd];	×
364	$out = '';	×
365	$start = $this->currentPosition;	×
366
367	while (!$this->isEnd()) {	×
368	$char = $this->consume(1);	×
369	if (\in_array($char, $aEnd, true)) {	×
370	if ($bIncludeEnd) {	×
371	$out .= $char;	×
372	} elseif (!$consumeEnd) {	×
373	$this->currentPosition -= $this->strlen($char);	×
374	}
375	return $out;	×
376	}
377	$out .= $char;	×
378	if ($comment = $this->consumeComment()) {	×
379	$comments[] = $comment;	×
380	}
381	}
382
383	if (\in_array(self::EOF, $aEnd, true)) {	×
384	return $out;	×
385	}
386
387	$this->currentPosition = $start;	×
388	throw new UnexpectedEOFException(	×
389	'One of ("' . \implode('","', $aEnd) . '")',	×
390	$this->peek(5),	×
391	'search',	×
392	$this->lineNumber	×
393	);
394	}
395
396	private function inputLeft(): string	×
397	{
398	return $this->substr($this->currentPosition, -1);	×
399	}
400
401	/**
402	* @param string $sString1
403	* @param string $sString2
404	* @param bool $bCaseInsensitive
405	*/
406	public function streql($sString1, $sString2, $bCaseInsensitive = true): bool	×
407	{
408	if ($bCaseInsensitive) {	×
409	return $this->strtolower($sString1) === $this->strtolower($sString2);	×
410	} else {
411	return $sString1 === $sString2;	×
412	}
413	}
414
415	/**
416	* @param int $iAmount
417	*/
418	public function backtrack($iAmount): void	×
419	{
420	$this->currentPosition -= $iAmount;	×
421	}	×
422
423	/**
424	* @param string $sString
425	*/
426	public function strlen($sString): int	×
427	{
428	if ($this->parserSettings->bMultibyteSupport) {	×
429	return \mb_strlen($sString, $this->charset);	×
430	} else {
431	return \strlen($sString);	×
432	}
433	}
434
435	/**
436	* @param int $iStart
437	* @param int $length
438	*/
439	private function substr($iStart, $length): string	×
440	{
441	if ($length < 0) {	×
NEW 442	$length = \count($this->characters) - $iStart + $length;	×
443	}
NEW 444	if ($iStart + $length > \count($this->characters)) {	×
NEW 445	$length = \count($this->characters) - $iStart;	×
446	}
447	$result = '';	×
448	while ($length > 0) {	×
449	$result .= $this->characters[$iStart];	×
450	$iStart++;	×
451	$length--;	×
452	}
453	return $result;	×
454	}
455
456	/**
457	* @param string $sString
458	*/
459	private function strtolower($sString): string	×
460	{
461	if ($this->parserSettings->bMultibyteSupport) {	×
462	return \mb_strtolower($sString, $this->charset);	×
463	} else {
464	return \strtolower($sString);	×
465	}
466	}
467
468	/**
469	* @param string $sString
470	*
471	* @return array<int, string>
472	*/
473	private function strsplit($sString)	×
474	{
475	if ($this->parserSettings->bMultibyteSupport) {	×
476	if ($this->streql($this->charset, 'utf-8')) {	×
477	return \preg_split('//u', $sString, -1, PREG_SPLIT_NO_EMPTY);	×
478	} else {
479	$length = \mb_strlen($sString, $this->charset);	×
480	$result = [];	×
481	for ($i = 0; $i < $length; ++$i) {	×
482	$result[] = \mb_substr($sString, $i, 1, $this->charset);	×
483	}
484	return $result;	×
485	}
486	} else {
487	if ($sString === '') {	×
488	return [];	×
489	} else {
490	return \str_split($sString);	×
491	}
492	}
493	}
494
495	/**
496	* @param string $sString
497	* @param string $sNeedle
498	* @param int $iOffset
499	*
500	* @return int\|false
501	*/
502	private function strpos($sString, $sNeedle, $iOffset)	×
503	{
504	if ($this->parserSettings->bMultibyteSupport) {	×
505	return \mb_strpos($sString, $sNeedle, $iOffset, $this->charset);	×
506	} else {
507	return \strpos($sString, $sNeedle, $iOffset);	×
508	}
509	}
510	}

MyIntervals / PHP-CSS-Parser / 13403825501

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