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| 1 | +<?php |
| 2 | + |
| 3 | +/** |
| 4 | + * Copyright © Magento, Inc. All rights reserved. |
| 5 | + * See COPYING.txt for license details. |
| 6 | + */ |
| 7 | + |
| 8 | +namespace Magento\SemanticVersionChecker\Visitor; |
| 9 | + |
| 10 | +use PhpParser\Node; |
| 11 | +use PhpParser\Node\Name; |
| 12 | +use PhpParser\Node\Stmt\ClassMethod; |
| 13 | +use PhpParser\NodeAbstract; |
| 14 | +use PhpParser\NodeVisitor\NameResolver as ParserNameResolver; |
| 15 | +use PhpParser\BuilderHelpers; |
| 16 | +use PHPStan\PhpDocParser\Ast\PhpDoc\ParamTagValueNode; |
| 17 | +use PHPStan\PhpDocParser\Ast\PhpDoc\PhpDocNode; |
| 18 | +use PHPStan\PhpDocParser\Ast\PhpDoc\ReturnTagValueNode; |
| 19 | +use PHPStan\PhpDocParser\Ast\Type\TypeNode; |
| 20 | +use PHPStan\PhpDocParser\Ast\Type\UnionTypeNode; |
| 21 | +use PHPStan\PhpDocParser\Lexer\Lexer; |
| 22 | +use PHPStan\PhpDocParser\Parser\ConstExprParser; |
| 23 | +use PHPStan\PhpDocParser\Parser\PhpDocParser; |
| 24 | +use PHPStan\PhpDocParser\Parser\TokenIterator; |
| 25 | +use PHPStan\PhpDocParser\Parser\TypeParser; |
| 26 | + |
| 27 | +/** |
| 28 | + * Extended Name Resolver that parse and resolve also docblock params and return type hinting. |
| 29 | + */ |
| 30 | +class NameResolver extends ParserNameResolver |
| 31 | +{ |
| 32 | + /** |
| 33 | + * Internal types that should not be resolved for docblock |
| 34 | + * |
| 35 | + * @var string[] |
| 36 | + */ |
| 37 | + private $internalTypes = [ |
| 38 | + 'string', |
| 39 | + 'integer', |
| 40 | + 'float', |
| 41 | + 'double', |
| 42 | + 'boolean', |
| 43 | + 'bool', |
| 44 | + 'array', |
| 45 | + 'object', |
| 46 | + 'null', |
| 47 | + 'resource', |
| 48 | + '$this', |
| 49 | + ]; |
| 50 | + |
| 51 | + /** |
| 52 | + * @inheritDoc |
| 53 | + */ |
| 54 | + public function enterNode(Node $node) |
| 55 | + { |
| 56 | + $return = parent::enterNode($node); |
| 57 | + |
| 58 | + if ($node instanceof ClassMethod) { |
| 59 | + $this->resolveDocBlockParamTypes($node); |
| 60 | + } |
| 61 | + |
| 62 | + return $return; |
| 63 | + } |
| 64 | + |
| 65 | + /** |
| 66 | + * @param ClassMethod $node |
| 67 | + * @return void |
| 68 | + */ |
| 69 | + private function resolveDocBlockParamTypes(ClassMethod $node) |
| 70 | + { |
| 71 | + /** @var PhpDocNode $docNode */ |
| 72 | + $docNode = $this->getParsedDocNode($node); |
| 73 | + if ($docNode) { |
| 74 | + $result = []; |
| 75 | + /** @var ParamTagValueNode[] $paramTags */ |
| 76 | + $paramTags = $docNode->getParamTagValues(); |
| 77 | + /** @var ParamTagValueNode $paramTag */ |
| 78 | + foreach ($paramTags as $paramTag) { |
| 79 | + $paramNode = [ |
| 80 | + 'name' => $paramTag->parameterName ?? '', |
| 81 | + 'type' => $this->parseType($paramTag->type), |
| 82 | + ]; |
| 83 | + $result['params'][] = $paramNode; |
| 84 | + } |
| 85 | + |
| 86 | + /** @var ReturnTagValueNode[] $returnTags */ |
| 87 | + $returnTags = $docNode->getReturnTagValues(); |
| 88 | + /** @var ReturnTagValueNode $returnTag */ |
| 89 | + $returnTag = array_shift($returnTags); |
| 90 | + if ($returnTag) { |
| 91 | + $result['return'] = $this->parseType($returnTag->type); |
| 92 | + } |
| 93 | + $node->setAttribute('docCommentParsed', $result); |
| 94 | + } |
| 95 | + } |
| 96 | + |
| 97 | + /** |
| 98 | + * Parse param or return type into array of resolved types |
| 99 | + * |
| 100 | + * @param TypeNode $type |
| 101 | + * @return array |
| 102 | + */ |
| 103 | + private function parseType($type) |
| 104 | + { |
| 105 | + $result = []; |
| 106 | + if ($type instanceof UnionTypeNode) { |
| 107 | + foreach ($type->types as $typeNode) { |
| 108 | + $result[] = $this->normalizeAndResolve($typeNode); |
| 109 | + } |
| 110 | + } else { |
| 111 | + $result[] = $this->normalizeAndResolve($type); |
| 112 | + } |
| 113 | + |
| 114 | + uasort( |
| 115 | + $result, |
| 116 | + function ($elementOne, $elementTwo) { |
| 117 | + return ((string)$elementOne < (string)$elementTwo) ? -1 : 1; |
| 118 | + } |
| 119 | + ); |
| 120 | + |
| 121 | + return $result; |
| 122 | + } |
| 123 | + |
| 124 | + /** |
| 125 | + * @param TypeNode $type |
| 126 | + * @return NodeAbstract |
| 127 | + */ |
| 128 | + private function normalizeAndResolve($type) |
| 129 | + { |
| 130 | + $normalizedType = BuilderHelpers::normalizeType((string)$type); |
| 131 | + |
| 132 | + if (in_array(strtolower((string)$type), $this->internalTypes)) { |
| 133 | + $resolvedType = $normalizedType; |
| 134 | + } else { |
| 135 | + $resolvedType = $this->resolveType($normalizedType); |
| 136 | + } |
| 137 | + |
| 138 | + return $resolvedType; |
| 139 | + } |
| 140 | + |
| 141 | + /** |
| 142 | + * Resolve type from Relative to FQCN |
| 143 | + * |
| 144 | + * @param $node |
| 145 | + * @return NodeAbstract |
| 146 | + */ |
| 147 | + private function resolveType($node) |
| 148 | + { |
| 149 | + if ($node instanceof Name) { |
| 150 | + return $this->resolveClassName($node); |
| 151 | + } |
| 152 | + if ($node instanceof Node\NullableType) { |
| 153 | + $node->type = $this->resolveType($node->type); |
| 154 | + return $node; |
| 155 | + } |
| 156 | + if ($node instanceof Node\UnionType) { |
| 157 | + foreach ($node->types as &$type) { |
| 158 | + $type = $this->resolveType($type); |
| 159 | + } |
| 160 | + return $node; |
| 161 | + } |
| 162 | + return $node; |
| 163 | + } |
| 164 | + |
| 165 | + /** |
| 166 | + * Analyses the Method doc block and returns parsed node |
| 167 | + * |
| 168 | + * @param ClassMethod $method |
| 169 | + * @return PhpDocNode|null |
| 170 | + */ |
| 171 | + private function getParsedDocNode(ClassMethod $method) |
| 172 | + { |
| 173 | + $docComment = $method->getDocComment(); |
| 174 | + if ($docComment !== null) { |
| 175 | + $lexer = new Lexer(); |
| 176 | + $typeParser = new TypeParser(); |
| 177 | + $constExprParser = new ConstExprParser(); |
| 178 | + $phpDocParser = new PhpDocParser($typeParser, $constExprParser); |
| 179 | + $tokens = $lexer->tokenize((string)$docComment); |
| 180 | + $tokenIterator = new TokenIterator($tokens); |
| 181 | + $phpDocNode = $phpDocParser->parse($tokenIterator); |
| 182 | + |
| 183 | + return $phpDocNode; |
| 184 | + } |
| 185 | + |
| 186 | + return null; |
| 187 | + } |
| 188 | +} |
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