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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * @author: Doug Wilbourne (dougwilbourne@gmail.com) |
| 5 | * @version 1.0 |
| 6 | */ |
| 7 | |
| 8 | namespace pvc\err; |
| 9 | |
| 10 | use PhpParser\Node; |
| 11 | use PhpParser\Node\Stmt\Class_; |
| 12 | use PhpParser\Node\Stmt\Namespace_; |
| 13 | use PhpParser\NodeTraverser; |
| 14 | use PhpParser\NodeVisitorAbstract; |
| 15 | |
| 16 | /** |
| 17 | * PhpParserNodeVisitorClassName gets the class name from an Abstract Syntax Tree and then stops the traversal. |
| 18 | * |
| 19 | * The success of the enterNode method setting the className is contingent on |
| 20 | * running a NameResolver through the node prior to this visitor. Need to write a decorator for NameResolver that |
| 21 | * has a method to get the namespacedName property of the node...... |
| 22 | */ |
| 23 | |
| 24 | class PhpParserNodeVisitorClassName extends NodeVisitorAbstract |
| 25 | { |
| 26 | protected string $className; |
| 27 | |
| 28 | protected string $namespaceName; |
| 29 | |
| 30 | /** |
| 31 | * enterNode inspects the current node and if it is an instance of Class_, returns the class string/class name |
| 32 | * @param Node $node |
| 33 | * @return int|null |
| 34 | */ |
| 35 | public function enterNode(Node $node): ?int |
| 36 | { |
| 37 | if ($node instanceof Namespace_) { |
| 38 | /** phpstan complains if we don't test for null */ |
| 39 | $this->namespaceName = ($node->name instanceof \PhpParser\Node\Name |
| 40 | ? $node->name->toString() : ''); |
| 41 | } |
| 42 | |
| 43 | if ($node instanceof Class_) { |
| 44 | /** phpstan complains if we don't test for null */ |
| 45 | $this->className = ($node->name instanceof |
| 46 | \PhpParser\Node\Identifier ? $node->name->toString() : ''); |
| 47 | |
| 48 | /** return value STOP_TRAVERSAL stops the node traverser from going any further */ |
| 49 | return NodeTraverser::STOP_TRAVERSAL; |
| 50 | } |
| 51 | /** |
| 52 | * returning null will have the traverser keep traversing nodes in the AST. |
| 53 | */ |
| 54 | return null; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * getClassname |
| 59 | * @return string |
| 60 | */ |
| 61 | public function getClassname(): string |
| 62 | { |
| 63 | return $this->className ?? ''; |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * getNamespaceName |
| 68 | * @return string |
| 69 | */ |
| 70 | public function getNamespaceName(): string |
| 71 | { |
| 72 | return $this->namespaceName ?? ''; |
| 73 | } |
| 74 | } |