| 1: | <?php declare(strict_types=1); |
| 2: | |
| 3: | namespace PhpParser; |
| 4: | |
| 5: | abstract class NodeAbstract implements Node, \JsonSerializable { |
| 6: | /** @var array<string, mixed> Attributes */ |
| 7: | protected array $attributes; |
| 8: | |
| 9: | /** |
| 10: | * Creates a Node. |
| 11: | * |
| 12: | * @param array<string, mixed> $attributes Array of attributes |
| 13: | */ |
| 14: | public function __construct(array $attributes = []) { |
| 15: | $this->attributes = $attributes; |
| 16: | } |
| 17: | |
| 18: | /** |
| 19: | * Gets line the node started in (alias of getStartLine). |
| 20: | * |
| 21: | * @return int Start line (or -1 if not available) |
| 22: | * @phpstan-return -1|positive-int |
| 23: | */ |
| 24: | public function getLine(): int { |
| 25: | return $this->attributes['startLine'] ?? -1; |
| 26: | } |
| 27: | |
| 28: | /** |
| 29: | * Gets line the node started in. |
| 30: | * |
| 31: | * Requires the 'startLine' attribute to be enabled in the lexer (enabled by default). |
| 32: | * |
| 33: | * @return int Start line (or -1 if not available) |
| 34: | * @phpstan-return -1|positive-int |
| 35: | */ |
| 36: | public function getStartLine(): int { |
| 37: | return $this->attributes['startLine'] ?? -1; |
| 38: | } |
| 39: | |
| 40: | /** |
| 41: | * Gets the line the node ended in. |
| 42: | * |
| 43: | * Requires the 'endLine' attribute to be enabled in the lexer (enabled by default). |
| 44: | * |
| 45: | * @return int End line (or -1 if not available) |
| 46: | * @phpstan-return -1|positive-int |
| 47: | */ |
| 48: | public function getEndLine(): int { |
| 49: | return $this->attributes['endLine'] ?? -1; |
| 50: | } |
| 51: | |
| 52: | /** |
| 53: | * Gets the token offset of the first token that is part of this node. |
| 54: | * |
| 55: | * The offset is an index into the array returned by Lexer::getTokens(). |
| 56: | * |
| 57: | * Requires the 'startTokenPos' attribute to be enabled in the lexer (DISABLED by default). |
| 58: | * |
| 59: | * @return int Token start position (or -1 if not available) |
| 60: | */ |
| 61: | public function getStartTokenPos(): int { |
| 62: | return $this->attributes['startTokenPos'] ?? -1; |
| 63: | } |
| 64: | |
| 65: | /** |
| 66: | * Gets the token offset of the last token that is part of this node. |
| 67: | * |
| 68: | * The offset is an index into the array returned by Lexer::getTokens(). |
| 69: | * |
| 70: | * Requires the 'endTokenPos' attribute to be enabled in the lexer (DISABLED by default). |
| 71: | * |
| 72: | * @return int Token end position (or -1 if not available) |
| 73: | */ |
| 74: | public function getEndTokenPos(): int { |
| 75: | return $this->attributes['endTokenPos'] ?? -1; |
| 76: | } |
| 77: | |
| 78: | /** |
| 79: | * Gets the file offset of the first character that is part of this node. |
| 80: | * |
| 81: | * Requires the 'startFilePos' attribute to be enabled in the lexer (DISABLED by default). |
| 82: | * |
| 83: | * @return int File start position (or -1 if not available) |
| 84: | */ |
| 85: | public function getStartFilePos(): int { |
| 86: | return $this->attributes['startFilePos'] ?? -1; |
| 87: | } |
| 88: | |
| 89: | /** |
| 90: | * Gets the file offset of the last character that is part of this node. |
| 91: | * |
| 92: | * Requires the 'endFilePos' attribute to be enabled in the lexer (DISABLED by default). |
| 93: | * |
| 94: | * @return int File end position (or -1 if not available) |
| 95: | */ |
| 96: | public function getEndFilePos(): int { |
| 97: | return $this->attributes['endFilePos'] ?? -1; |
| 98: | } |
| 99: | |
| 100: | /** |
| 101: | * Gets all comments directly preceding this node. |
| 102: | * |
| 103: | * The comments are also available through the "comments" attribute. |
| 104: | * |
| 105: | * @return Comment[] |
| 106: | */ |
| 107: | public function getComments(): array { |
| 108: | return $this->attributes['comments'] ?? []; |
| 109: | } |
| 110: | |
| 111: | /** |
| 112: | * Gets the doc comment of the node. |
| 113: | * |
| 114: | * @return null|Comment\Doc Doc comment object or null |
| 115: | */ |
| 116: | public function getDocComment(): ?Comment\Doc { |
| 117: | $comments = $this->getComments(); |
| 118: | for ($i = count($comments) - 1; $i >= 0; $i--) { |
| 119: | $comment = $comments[$i]; |
| 120: | if ($comment instanceof Comment\Doc) { |
| 121: | return $comment; |
| 122: | } |
| 123: | } |
| 124: | |
| 125: | return null; |
| 126: | } |
| 127: | |
| 128: | /** |
| 129: | * Sets the doc comment of the node. |
| 130: | * |
| 131: | * This will either replace an existing doc comment or add it to the comments array. |
| 132: | * |
| 133: | * @param Comment\Doc $docComment Doc comment to set |
| 134: | */ |
| 135: | public function setDocComment(Comment\Doc $docComment): void { |
| 136: | $comments = $this->getComments(); |
| 137: | for ($i = count($comments) - 1; $i >= 0; $i--) { |
| 138: | if ($comments[$i] instanceof Comment\Doc) { |
| 139: | // Replace existing doc comment. |
| 140: | $comments[$i] = $docComment; |
| 141: | $this->setAttribute('comments', $comments); |
| 142: | return; |
| 143: | } |
| 144: | } |
| 145: | |
| 146: | // Append new doc comment. |
| 147: | $comments[] = $docComment; |
| 148: | $this->setAttribute('comments', $comments); |
| 149: | } |
| 150: | |
| 151: | public function setAttribute(string $key, $value): void { |
| 152: | $this->attributes[$key] = $value; |
| 153: | } |
| 154: | |
| 155: | public function hasAttribute(string $key): bool { |
| 156: | return array_key_exists($key, $this->attributes); |
| 157: | } |
| 158: | |
| 159: | public function getAttribute(string $key, $default = null) { |
| 160: | if (array_key_exists($key, $this->attributes)) { |
| 161: | return $this->attributes[$key]; |
| 162: | } |
| 163: | |
| 164: | return $default; |
| 165: | } |
| 166: | |
| 167: | public function getAttributes(): array { |
| 168: | return $this->attributes; |
| 169: | } |
| 170: | |
| 171: | public function setAttributes(array $attributes): void { |
| 172: | $this->attributes = $attributes; |
| 173: | } |
| 174: | |
| 175: | /** |
| 176: | * @return array<string, mixed> |
| 177: | */ |
| 178: | public function jsonSerialize(): array { |
| 179: | return ['nodeType' => $this->getType()] + get_object_vars($this); |
| 180: | } |
| 181: | } |
| 182: |