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Resolve TODOs, cover edge cases, add more tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| <?php | ||
| declare(strict_types=1); | ||
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| namespace ErickSkrauch\PhpCsFixer\Analyzer; | ||
|
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| use PhpCsFixer\Tokenizer\CT; | ||
| use PhpCsFixer\Tokenizer\Tokens; | ||
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| /** | ||
| * Taken from the \PhpCsFixer\Fixer\ClassNotation\OrderedClassElementsFixer and simplified | ||
| * | ||
| * @phpstan-type AnalyzedClassElementType 'use_trait'|'case'|'constant'|'property'|'method' | ||
| * @phpstan-type AnalyzedClassElement array{ | ||
| * start: int, | ||
| * visibility: string, | ||
| * abstract: bool, | ||
| * static: bool, | ||
| * readonly: bool, | ||
| * type: AnalyzedClassElementType, | ||
| * name: string, | ||
| * end: int, | ||
| * } | ||
| */ | ||
| final class ClassElementsAnalyzer { | ||
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| /** | ||
| * @return list<AnalyzedClassElement> | ||
| */ | ||
| public function getClassElements(Tokens $tokens, int $classOpenBraceIndex): array { | ||
| static $elementTokenKinds = [CT::T_USE_TRAIT, T_CASE, T_CONST, T_VARIABLE, T_FUNCTION]; | ||
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| $startIndex = $classOpenBraceIndex + 1; | ||
| $elements = []; | ||
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| while (true) { | ||
| $element = [ | ||
| 'start' => $startIndex, | ||
| 'visibility' => 'public', | ||
| 'abstract' => false, | ||
| 'static' => false, | ||
| 'readonly' => false, | ||
| ]; | ||
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| for ($i = $startIndex; ; ++$i) { | ||
| $token = $tokens[$i]; | ||
|
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| // class end | ||
| if ($token->equals('}')) { | ||
| return $elements; // @phpstan-ignore return.type | ||
| } | ||
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| if ($token->isGivenKind(T_ABSTRACT)) { | ||
| $element['abstract'] = true; | ||
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| continue; | ||
| } | ||
|
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| if ($token->isGivenKind(T_STATIC)) { | ||
| $element['static'] = true; | ||
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| continue; | ||
| } | ||
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| if (defined('T_READONLY') && $token->isGivenKind(T_READONLY)) { | ||
| $element['readonly'] = true; | ||
| } | ||
|
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| if ($token->isGivenKind([T_PROTECTED, T_PRIVATE])) { | ||
| $element['visibility'] = strtolower($token->getContent()); | ||
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| continue; | ||
| } | ||
|
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| if (!$token->isGivenKind($elementTokenKinds)) { | ||
| continue; | ||
| } | ||
|
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| $element['type'] = $this->detectElementType($tokens, $i); | ||
| if ($element['type'] === 'property') { | ||
| $element['name'] = $tokens[$i]->getContent(); | ||
| } elseif (in_array($element['type'], ['use_trait', 'case', 'constant', 'method', 'magic', 'construct', 'destruct'], true)) { | ||
| $element['name'] = $tokens[$tokens->getNextMeaningfulToken($i)]->getContent(); | ||
| } | ||
|
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| $element['end'] = $this->findElementEnd($tokens, $i); | ||
|
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| break; | ||
| } | ||
|
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| $elements[] = $element; | ||
| $startIndex = $element['end'] + 1; // @phpstan-ignore offsetAccess.notFound | ||
| } | ||
| } | ||
|
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| /** | ||
| * @phpstan-return AnalyzedClassElementType | ||
| */ | ||
| private function detectElementType(Tokens $tokens, int $index): string { | ||
| $token = $tokens[$index]; | ||
| if ($token->isGivenKind(CT::T_USE_TRAIT)) { | ||
| return 'use_trait'; | ||
| } | ||
|
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| if ($token->isGivenKind(T_CASE)) { | ||
| return 'case'; | ||
| } | ||
|
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| if ($token->isGivenKind(T_CONST)) { | ||
| return 'constant'; | ||
| } | ||
|
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| if ($token->isGivenKind(T_VARIABLE)) { | ||
| return 'property'; | ||
| } | ||
|
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| return 'method'; | ||
| } | ||
|
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| private function findElementEnd(Tokens $tokens, int $index): int { | ||
| $endIndex = $tokens->getNextTokenOfKind($index, ['{', ';']); | ||
| if ($tokens[$endIndex]->equals('{')) { | ||
| $endIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_CURLY_BRACE, $endIndex); | ||
| } | ||
|
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| for (++$endIndex; $tokens[$endIndex]->isWhitespace(" \t") || $tokens[$endIndex]->isComment(); ++$endIndex); | ||
|
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| --$endIndex; | ||
|
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| return $tokens[$endIndex]->isWhitespace() ? $endIndex - 1 : $endIndex; | ||
| } | ||
|
|
||
| } |
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