17252691116

Committed 26 Aug 2025 11:09PM UTC coverage: 94.743% (-0.01%) from 94.755%

Build # 17252691116

Build Type

push

github

Committed by

keradus

Commit Message

chore: apply phpdoc_tag_no_named_arguments

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28313 of 29884 relevant lines covered (94.74%)

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99.13

/src/Tokenizer/Analyzer/FunctionsAnalyzer.php

<?php

declare(strict_types=1);

/*
 * This file is part of PHP CS Fixer.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace PhpCsFixer\Tokenizer\Analyzer;

use PhpCsFixer\Tokenizer\Analyzer\Analysis\ArgumentAnalysis;
use PhpCsFixer\Tokenizer\Analyzer\Analysis\NamespaceUseAnalysis;
use PhpCsFixer\Tokenizer\Analyzer\Analysis\TypeAnalysis;
use PhpCsFixer\Tokenizer\CT;
use PhpCsFixer\Tokenizer\FCT;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;

/**
 * @internal
 *
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise.
 */
final class FunctionsAnalyzer
{
    private const POSSIBLE_KINDS = [
        \T_DOUBLE_COLON, \T_FUNCTION, CT::T_NAMESPACE_OPERATOR, \T_NEW, CT::T_RETURN_REF, \T_STRING, \T_OBJECT_OPERATOR, FCT::T_NULLSAFE_OBJECT_OPERATOR, FCT::T_ATTRIBUTE];

    /**
     * @var array{tokens: string, imports: list<NamespaceUseAnalysis>, declarations: list<int>}
     */
    private array $functionsAnalysis = ['tokens' => '', 'imports' => [], 'declarations' => []];

    /**
     * Important: risky because of the limited (file) scope of the tool.
     */
    public function isGlobalFunctionCall(Tokens $tokens, int $index): bool
    {
        if (!$tokens[$index]->isGivenKind(\T_STRING)) {
            return false;
        }

        $openParenthesisIndex = $tokens->getNextMeaningfulToken($index);

        if (!$tokens[$openParenthesisIndex]->equals('(')) {
            return false;
        }

        $previousIsNamespaceSeparator = false;
        $prevIndex = $tokens->getPrevMeaningfulToken($index);

        if ($tokens[$prevIndex]->isGivenKind(\T_NS_SEPARATOR)) {
            $previousIsNamespaceSeparator = true;
            $prevIndex = $tokens->getPrevMeaningfulToken($prevIndex);
        }

        if ($tokens[$prevIndex]->isGivenKind(self::POSSIBLE_KINDS)) {
            return false;
        }

        if ($tokens[$tokens->getNextMeaningfulToken($openParenthesisIndex)]->isGivenKind(CT::T_FIRST_CLASS_CALLABLE)) {
            return false;
        }

        if ($previousIsNamespaceSeparator) {
            return true;
        }

        $functionName = strtolower($tokens[$index]->getContent());

        if ('set' === $functionName) {
            if (!$tokens[$prevIndex]->equalsAny([[CT::T_PROPERTY_HOOK_BRACE_OPEN], ';', '}'])) {
                return true;
            }
            $closeParenthesisIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $openParenthesisIndex);
            $afterCloseParenthesisIndex = $tokens->getNextMeaningfulToken($closeParenthesisIndex);
            if ($tokens[$afterCloseParenthesisIndex]->equalsAny(['{', [\T_DOUBLE_ARROW]])) {
                return false;
            }
        }

        if ($tokens->isChanged() || $tokens->getCodeHash() !== $this->functionsAnalysis['tokens']) {
            $this->buildFunctionsAnalysis($tokens);
        }

        // figure out in which namespace we are
        $scopeStartIndex = 0;
        $scopeEndIndex = \count($tokens) - 1;
        $inGlobalNamespace = false;

        foreach ($tokens->getNamespaceDeclarations() as $declaration) {
            $scopeStartIndex = $declaration->getScopeStartIndex();
            $scopeEndIndex = $declaration->getScopeEndIndex();

            if ($index >= $scopeStartIndex && $index <= $scopeEndIndex) {
                $inGlobalNamespace = $declaration->isGlobalNamespace();

                break;
            }
        }

        // check if the call is to a function declared in the same namespace as the call is done,
        // if the call is already in the global namespace than declared functions are in the same
        // global namespace and don't need checking

        if (!$inGlobalNamespace) {
            foreach ($this->functionsAnalysis['declarations'] as $functionNameIndex) {
                if ($functionNameIndex < $scopeStartIndex || $functionNameIndex > $scopeEndIndex) {
                    continue;
                }

                if (strtolower($tokens[$functionNameIndex]->getContent()) === $functionName) {
                    return false;
                }
            }
        }

        foreach ($this->functionsAnalysis['imports'] as $functionUse) {
            if ($functionUse->getStartIndex() < $scopeStartIndex || $functionUse->getEndIndex() > $scopeEndIndex) {
                continue;
            }

            if ($functionName !== strtolower($functionUse->getShortName())) {
                continue;
            }

            // global import like `use function \str_repeat;`
            return $functionUse->getShortName() === ltrim($functionUse->getFullName(), '\\');
        }

        if (AttributeAnalyzer::isAttribute($tokens, $index)) {
            return false;
        }

        return true;
    }

    /**
     * @return array<string, ArgumentAnalysis>
     */
    public function getFunctionArguments(Tokens $tokens, int $functionIndex): array
    {
        $argumentsStart = $tokens->getNextTokenOfKind($functionIndex, ['(']);
        $argumentsEnd = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $argumentsStart);
        $argumentAnalyzer = new ArgumentsAnalyzer();
        $arguments = [];

        foreach ($argumentAnalyzer->getArguments($tokens, $argumentsStart, $argumentsEnd) as $start => $end) {
            $argumentInfo = $argumentAnalyzer->getArgumentInfo($tokens, $start, $end);
            $arguments[$argumentInfo->getName()] = $argumentInfo;
        }

        return $arguments;
    }

    public function getFunctionReturnType(Tokens $tokens, int $methodIndex): ?TypeAnalysis
    {
        $argumentsStart = $tokens->getNextTokenOfKind($methodIndex, ['(']);
        $argumentsEnd = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $argumentsStart);
        $typeColonIndex = $tokens->getNextMeaningfulToken($argumentsEnd);

        if (!$tokens[$typeColonIndex]->isGivenKind(CT::T_TYPE_COLON)) {
            return null;
        }

        $type = '';
        $typeStartIndex = $tokens->getNextMeaningfulToken($typeColonIndex);
        $typeEndIndex = $typeStartIndex;
        $functionBodyStart = $tokens->getNextTokenOfKind($typeColonIndex, ['{', ';', [\T_DOUBLE_ARROW]]);

        for ($i = $typeStartIndex; $i < $functionBodyStart; ++$i) {
            if ($tokens[$i]->isWhitespace() || $tokens[$i]->isComment()) {
                continue;
            }

            $type .= $tokens[$i]->getContent();
            $typeEndIndex = $i;
        }

        return new TypeAnalysis($type, $typeStartIndex, $typeEndIndex);
    }

    public function isTheSameClassCall(Tokens $tokens, int $index): bool
    {
        if (!$tokens->offsetExists($index)) {
            throw new \InvalidArgumentException(\sprintf('Token index %d does not exist.', $index));
        }

        $operatorIndex = $tokens->getPrevMeaningfulToken($index);

        if (null === $operatorIndex) {
            return false;
        }

        if (!$tokens[$operatorIndex]->isObjectOperator() && !$tokens[$operatorIndex]->isGivenKind(\T_DOUBLE_COLON)) {
            return false;
        }

        $referenceIndex = $tokens->getPrevMeaningfulToken($operatorIndex);

        if (null === $referenceIndex) {
            return false;
        }

        if (!$tokens[$referenceIndex]->equalsAny([[\T_VARIABLE, '$this'], [\T_STRING, 'self'], [\T_STATIC, 'static']], false)) {
            return false;
        }

        return $tokens[$tokens->getNextMeaningfulToken($index)]->equals('(');
    }

    private function buildFunctionsAnalysis(Tokens $tokens): void
    {
        $this->functionsAnalysis = [
            'tokens' => $tokens->getCodeHash(),
            'imports' => [],
            'declarations' => [],
        ];

        // find declarations

        if ($tokens->isTokenKindFound(\T_FUNCTION)) {
            $end = \count($tokens);

            for ($i = 0; $i < $end; ++$i) {
                // skip classy, we are looking for functions not methods
                if ($tokens[$i]->isGivenKind(Token::getClassyTokenKinds())) {
                    $i = $tokens->getNextTokenOfKind($i, ['(', '{']);

                    if ($tokens[$i]->equals('(')) { // anonymous class
                        $i = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $i);
                        $i = $tokens->getNextTokenOfKind($i, ['{']);
                    }

                    $i = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_CURLY_BRACE, $i);

                    continue;
                }

                if (!$tokens[$i]->isGivenKind(\T_FUNCTION)) {
                    continue;
                }

                $i = $tokens->getNextMeaningfulToken($i);

                if ($tokens[$i]->isGivenKind(CT::T_RETURN_REF)) {
                    $i = $tokens->getNextMeaningfulToken($i);
                }

                if (!$tokens[$i]->isGivenKind(\T_STRING)) {
                    continue;
                }

                $this->functionsAnalysis['declarations'][] = $i;
            }
        }

        // find imported functions

        $namespaceUsesAnalyzer = new NamespaceUsesAnalyzer();

        if ($tokens->isTokenKindFound(CT::T_FUNCTION_IMPORT)) {
            $declarations = $namespaceUsesAnalyzer->getDeclarationsFromTokens($tokens);

            foreach ($declarations as $declaration) {
                if ($declaration->isFunction()) {
                    $this->functionsAnalysis['imports'][] = $declaration;
                }
            }
        }
    }
}

1	<?php
2
3	declare(strict_types=1);
4
5	/*
6	* This file is part of PHP CS Fixer.
7	*
8	* (c) Fabien Potencier <fabien@symfony.com>
9	* Dariusz Rumiński <dariusz.ruminski@gmail.com>
10	*
11	* This source file is subject to the MIT license that is bundled
12	* with this source code in the file LICENSE.
13	*/
14
15	namespace PhpCsFixer\Tokenizer\Analyzer;
16
17	use PhpCsFixer\Tokenizer\Analyzer\Analysis\ArgumentAnalysis;
18	use PhpCsFixer\Tokenizer\Analyzer\Analysis\NamespaceUseAnalysis;
19	use PhpCsFixer\Tokenizer\Analyzer\Analysis\TypeAnalysis;
20	use PhpCsFixer\Tokenizer\CT;
21	use PhpCsFixer\Tokenizer\FCT;
22	use PhpCsFixer\Tokenizer\Token;
23	use PhpCsFixer\Tokenizer\Tokens;
24
25	/**
26	* @internal
27	*
28	* @no-named-arguments Parameter names are not covered by the backward compatibility promise.
29	*/
30	final class FunctionsAnalyzer
31	{
32	private const POSSIBLE_KINDS = [
33	\T_DOUBLE_COLON, \T_FUNCTION, CT::T_NAMESPACE_OPERATOR, \T_NEW, CT::T_RETURN_REF, \T_STRING, \T_OBJECT_OPERATOR, FCT::T_NULLSAFE_OBJECT_OPERATOR, FCT::T_ATTRIBUTE];
34
35	/**
36	* @var array{tokens: string, imports: list<NamespaceUseAnalysis>, declarations: list<int>}
37	*/
38	private array $functionsAnalysis = ['tokens' => '', 'imports' => [], 'declarations' => []];
39
40	/**
41	* Important: risky because of the limited (file) scope of the tool.
42	*/
43	public function isGlobalFunctionCall(Tokens $tokens, int $index): bool
44	{
45	if (!$tokens[$index]->isGivenKind(\T_STRING)) {	38✔
46	return false;	38✔
47	}
48
49	$openParenthesisIndex = $tokens->getNextMeaningfulToken($index);	38✔
50
51	if (!$tokens[$openParenthesisIndex]->equals('(')) {	38✔
52	return false;	20✔
53	}
54
55	$previousIsNamespaceSeparator = false;	36✔
56	$prevIndex = $tokens->getPrevMeaningfulToken($index);	36✔
57
58	if ($tokens[$prevIndex]->isGivenKind(\T_NS_SEPARATOR)) {	36✔
59	$previousIsNamespaceSeparator = true;	5✔
60	$prevIndex = $tokens->getPrevMeaningfulToken($prevIndex);	5✔
61	}
62
63	if ($tokens[$prevIndex]->isGivenKind(self::POSSIBLE_KINDS)) {	36✔
64	return false;	23✔
65	}
66
67	if ($tokens[$tokens->getNextMeaningfulToken($openParenthesisIndex)]->isGivenKind(CT::T_FIRST_CLASS_CALLABLE)) {	27✔
68	return false;	1✔
69	}
70
71	if ($previousIsNamespaceSeparator) {	26✔
72	return true;	1✔
73	}
74
75	$functionName = strtolower($tokens[$index]->getContent());	25✔
76
77	if ('set' === $functionName) {	25✔
78	if (!$tokens[$prevIndex]->equalsAny([[CT::T_PROPERTY_HOOK_BRACE_OPEN], ';', '}'])) {	2✔
79	return true;	1✔
80	}
81	$closeParenthesisIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $openParenthesisIndex);	2✔
82	$afterCloseParenthesisIndex = $tokens->getNextMeaningfulToken($closeParenthesisIndex);	2✔
83	if ($tokens[$afterCloseParenthesisIndex]->equalsAny(['{', [\T_DOUBLE_ARROW]])) {	2✔
84	return false;	1✔
85	}
86	}
87
88	if ($tokens->isChanged() \|\| $tokens->getCodeHash() !== $this->functionsAnalysis['tokens']) {	24✔
89	$this->buildFunctionsAnalysis($tokens);	24✔
90	}
91
92	// figure out in which namespace we are
93	$scopeStartIndex = 0;	24✔
94	$scopeEndIndex = \count($tokens) - 1;	24✔
95	$inGlobalNamespace = false;	24✔
96
97	foreach ($tokens->getNamespaceDeclarations() as $declaration) {	24✔
98	$scopeStartIndex = $declaration->getScopeStartIndex();	24✔
99	$scopeEndIndex = $declaration->getScopeEndIndex();	24✔
100
101	if ($index >= $scopeStartIndex && $index <= $scopeEndIndex) {	24✔
102	$inGlobalNamespace = $declaration->isGlobalNamespace();	24✔
103
104	break;	24✔
105	}
106	}
107
108	// check if the call is to a function declared in the same namespace as the call is done,
109	// if the call is already in the global namespace than declared functions are in the same
110	// global namespace and don't need checking
111
112	if (!$inGlobalNamespace) {	24✔
113	foreach ($this->functionsAnalysis['declarations'] as $functionNameIndex) {	4✔
114	if ($functionNameIndex < $scopeStartIndex \|\| $functionNameIndex > $scopeEndIndex) {	3✔
115	continue;	1✔
116	}
117
118	if (strtolower($tokens[$functionNameIndex]->getContent()) === $functionName) {	2✔
119	return false;	2✔
120	}
121	}
122	}
123
124	foreach ($this->functionsAnalysis['imports'] as $functionUse) {	22✔
125	if ($functionUse->getStartIndex() < $scopeStartIndex \|\| $functionUse->getEndIndex() > $scopeEndIndex) {	3✔
126	continue;	1✔
127	}
128
129	if ($functionName !== strtolower($functionUse->getShortName())) {	3✔
130	continue;	2✔
131	}
132
133	// global import like `use function \str_repeat;`
134	return $functionUse->getShortName() === ltrim($functionUse->getFullName(), '\\');	1✔
135	}
136
137	if (AttributeAnalyzer::isAttribute($tokens, $index)) {	21✔
138	return false;	1✔
139	}
140
141	return true;	20✔
142	}
143
144	/**
145	* @return array<string, ArgumentAnalysis>
146	*/
147	public function getFunctionArguments(Tokens $tokens, int $functionIndex): array
148	{
149	$argumentsStart = $tokens->getNextTokenOfKind($functionIndex, ['(']);	17✔
150	$argumentsEnd = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $argumentsStart);	17✔
151	$argumentAnalyzer = new ArgumentsAnalyzer();	17✔
152	$arguments = [];	17✔
153
154	foreach ($argumentAnalyzer->getArguments($tokens, $argumentsStart, $argumentsEnd) as $start => $end) {	17✔
155	$argumentInfo = $argumentAnalyzer->getArgumentInfo($tokens, $start, $end);	15✔
156	$arguments[$argumentInfo->getName()] = $argumentInfo;	15✔
157	}
158
159	return $arguments;	17✔
160	}
161
162	public function getFunctionReturnType(Tokens $tokens, int $methodIndex): ?TypeAnalysis
163	{
164	$argumentsStart = $tokens->getNextTokenOfKind($methodIndex, ['(']);	9✔
165	$argumentsEnd = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $argumentsStart);	9✔
166	$typeColonIndex = $tokens->getNextMeaningfulToken($argumentsEnd);	9✔
167
168	if (!$tokens[$typeColonIndex]->isGivenKind(CT::T_TYPE_COLON)) {	9✔
169	return null;	3✔
170	}
171
172	$type = '';	6✔
173	$typeStartIndex = $tokens->getNextMeaningfulToken($typeColonIndex);	6✔
174	$typeEndIndex = $typeStartIndex;	6✔
175	$functionBodyStart = $tokens->getNextTokenOfKind($typeColonIndex, ['{', ';', [\T_DOUBLE_ARROW]]);	6✔
176
177	for ($i = $typeStartIndex; $i < $functionBodyStart; ++$i) {	6✔
178	if ($tokens[$i]->isWhitespace() \|\| $tokens[$i]->isComment()) {	6✔
179	continue;	6✔
180	}
181
182	$type .= $tokens[$i]->getContent();	6✔
183	$typeEndIndex = $i;	6✔
184	}
185
186	return new TypeAnalysis($type, $typeStartIndex, $typeEndIndex);	6✔
187	}
188
189	public function isTheSameClassCall(Tokens $tokens, int $index): bool
190	{
191	if (!$tokens->offsetExists($index)) {	10✔
192	throw new \InvalidArgumentException(\sprintf('Token index %d does not exist.', $index));	1✔
193	}
194
195	$operatorIndex = $tokens->getPrevMeaningfulToken($index);	9✔
196
197	if (null === $operatorIndex) {	9✔
198	return false;	9✔
199	}
200
201	if (!$tokens[$operatorIndex]->isObjectOperator() && !$tokens[$operatorIndex]->isGivenKind(\T_DOUBLE_COLON)) {	9✔
202	return false;	9✔
203	}
204
205	$referenceIndex = $tokens->getPrevMeaningfulToken($operatorIndex);	9✔
206
207	if (null === $referenceIndex) {	9✔
208	return false;	×
209	}
210
211	if (!$tokens[$referenceIndex]->equalsAny([[\T_VARIABLE, '$this'], [\T_STRING, 'self'], [\T_STATIC, 'static']], false)) {	9✔
212	return false;	2✔
213	}
214
215	return $tokens[$tokens->getNextMeaningfulToken($index)]->equals('(');	7✔
216	}
217
218	private function buildFunctionsAnalysis(Tokens $tokens): void
219	{
220	$this->functionsAnalysis = [	24✔
221	'tokens' => $tokens->getCodeHash(),	24✔
222	'imports' => [],	24✔
223	'declarations' => [],	24✔
224	];	24✔
225
226	// find declarations
227
228	if ($tokens->isTokenKindFound(\T_FUNCTION)) {	24✔
229	$end = \count($tokens);	12✔
230
231	for ($i = 0; $i < $end; ++$i) {	12✔
232	// skip classy, we are looking for functions not methods
233	if ($tokens[$i]->isGivenKind(Token::getClassyTokenKinds())) {	12✔
234	$i = $tokens->getNextTokenOfKind($i, ['(', '{']);	4✔
235
236	if ($tokens[$i]->equals('(')) { // anonymous class	4✔
237	$i = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $i);	1✔
238	$i = $tokens->getNextTokenOfKind($i, ['{']);	1✔
239	}
240
241	$i = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_CURLY_BRACE, $i);	4✔
242
243	continue;	4✔
244	}
245
246	if (!$tokens[$i]->isGivenKind(\T_FUNCTION)) {	12✔
247	continue;	12✔
248	}
249
250	$i = $tokens->getNextMeaningfulToken($i);	8✔
251
252	if ($tokens[$i]->isGivenKind(CT::T_RETURN_REF)) {	8✔
253	$i = $tokens->getNextMeaningfulToken($i);	1✔
254	}
255
256	if (!$tokens[$i]->isGivenKind(\T_STRING)) {	8✔
257	continue;	1✔
258	}
259
260	$this->functionsAnalysis['declarations'][] = $i;	8✔
261	}
262	}
263
264	// find imported functions
265
266	$namespaceUsesAnalyzer = new NamespaceUsesAnalyzer();	24✔
267
268	if ($tokens->isTokenKindFound(CT::T_FUNCTION_IMPORT)) {	24✔
269	$declarations = $namespaceUsesAnalyzer->getDeclarationsFromTokens($tokens);	3✔
270
271	foreach ($declarations as $declaration) {	3✔
272	if ($declaration->isFunction()) {	3✔
273	$this->functionsAnalysis['imports'][] = $declaration;	3✔
274	}
275	}
276	}
277	}
278	}

keradus / PHP-CS-Fixer / 17252691116

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