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<?php |
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namespace Dallgoot\Yaml\Nodes; |
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use Dallgoot\Yaml\NodeList; |
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use Dallgoot\Yaml\Tag\TagFactory; |
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use Dallgoot\Yaml\Types\Tagged; |
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use Dallgoot\Yaml\Regex; |
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use Dallgoot\Yaml\Nodes\Generic\NodeGeneric; |
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use Dallgoot\Yaml\Nodes\Generic\Actions; |
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/** |
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* |
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* @author Stéphane Rebai <[email protected]> |
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* @license Apache 2.0 |
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* @link https://github.com/dallgoot/yaml |
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* @todo handle tags like <tag:clarkevans.com,2002:invoice> |
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*/ |
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class Tag extends Actions |
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{ |
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public function isAwaitingChild(NodeGeneric $node): bool |
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{ |
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return is_null($this->value); |
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} |
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public function getTargetOnEqualIndent(NodeGeneric &$node): NodeGeneric |
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{ |
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if (is_null($this->value) && $this->indent > 0) { |
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return $this; |
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} else { |
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return $this->getParent(); |
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} |
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} |
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/** |
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* Builds a tag and its value (also built) and encapsulates them in a Tag object. |
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* |
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* @param array|object|null $parent The parent |
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* |
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* @return Tagged|mixed The tag object of class Dallgoot\Yaml\Types\Tagged. |
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*/ |
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public function build(&$parent = null) |
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{ |
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if (is_null($this->value) && $this->getParent() instanceof Root) { |
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if (!preg_match(Regex::TAG_PARTS, (string) $this->tag, $matches)) { |
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throw new \UnexpectedValueException("Tag '$this->tag' is invalid", 1); |
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} |
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$handle = $matches['handle']; |
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$tagname = $matches['tagname']; |
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$this->getRoot()->getYamlObject()->addTag($handle, $tagname); |
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return; |
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} |
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$value = $this->value; |
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if (is_null($parent) && $value instanceof NodeGeneric && $value->isOneOf('Item', 'Key')) { |
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$value = new NodeList( |
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/** @scrutinizer ignore-type */ |
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$value |
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); |
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} |
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try { |
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$transformed = TagFactory::transform((string) $this->tag, $value, $parent); |
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return $transformed; |
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} catch (\UnexpectedValueException $e) { |
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return new Tagged((string) $this->tag, is_null($value) ? null : ((object) $this->value)->build($parent)); |
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} catch (\Throwable $e) { |
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throw new \Exception("Tagged value could not be transformed for tag '$this->tag'", 1, $e);; |
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} |
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} |
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} |
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dallgoot /
yaml
