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1 |
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 | } |