132 lines
4.1 KiB
PHP
132 lines
4.1 KiB
PHP
<?php
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namespace PhpParser;
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use PhpParser\Node\Name;
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use PhpParser\Node\Expr;
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use PhpParser\Node\Stmt;
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use PhpParser\Node\Scalar;
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use PhpParser\Comment;
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abstract class BuilderAbstract implements Builder {
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/**
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* Normalizes a node: Converts builder objects to nodes.
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*
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* @param Node|Builder $node The node to normalize
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*
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* @return Node The normalized node
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*/
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protected function normalizeNode($node) {
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if ($node instanceof Builder) {
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return $node->getNode();
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} elseif ($node instanceof Node) {
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return $node;
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}
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throw new \LogicException('Expected node or builder object');
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}
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/**
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* Normalizes a name: Converts plain string names to PhpParser\Node\Name.
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*
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* @param Name|string $name The name to normalize
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*
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* @return Name The normalized name
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*/
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protected function normalizeName($name) {
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if ($name instanceof Name) {
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return $name;
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} elseif (is_string($name)) {
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if (!$name) {
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throw new \LogicException('Name cannot be empty');
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}
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if ($name[0] == '\\') {
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return new Name\FullyQualified(substr($name, 1));
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} elseif (0 === strpos($name, 'namespace\\')) {
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return new Name\Relative(substr($name, strlen('namespace\\')));
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} else {
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return new Name($name);
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}
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}
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throw new \LogicException('Name must be a string or an instance of PhpParser\Node\Name');
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}
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/**
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* Normalizes a value: Converts nulls, booleans, integers,
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* floats, strings and arrays into their respective nodes
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*
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* @param mixed $value The value to normalize
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*
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* @return Expr The normalized value
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*/
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protected function normalizeValue($value) {
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if ($value instanceof Node) {
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return $value;
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} elseif (is_null($value)) {
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return new Expr\ConstFetch(
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new Name('null')
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);
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} elseif (is_bool($value)) {
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return new Expr\ConstFetch(
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new Name($value ? 'true' : 'false')
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);
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} elseif (is_int($value)) {
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return new Scalar\LNumber($value);
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} elseif (is_float($value)) {
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return new Scalar\DNumber($value);
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} elseif (is_string($value)) {
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return new Scalar\String_($value);
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} elseif (is_array($value)) {
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$items = array();
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$lastKey = -1;
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foreach ($value as $itemKey => $itemValue) {
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// for consecutive, numeric keys don't generate keys
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if (null !== $lastKey && ++$lastKey === $itemKey) {
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$items[] = new Expr\ArrayItem(
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$this->normalizeValue($itemValue)
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);
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} else {
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$lastKey = null;
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$items[] = new Expr\ArrayItem(
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$this->normalizeValue($itemValue),
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$this->normalizeValue($itemKey)
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);
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}
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}
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return new Expr\Array_($items);
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} else {
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throw new \LogicException('Invalid value');
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}
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}
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/**
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* Normalizes a doc comment: Converts plain strings to PhpParser\Comment\Doc.
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*
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* @param Comment\Doc|string $docComment The doc comment to normalize
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*
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* @return Comment\Doc The normalized doc comment
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*/
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protected function normalizeDocComment($docComment) {
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if ($docComment instanceof Comment\Doc) {
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return $docComment;
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} else if (is_string($docComment)) {
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return new Comment\Doc($docComment);
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} else {
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throw new \LogicException('Doc comment must be a string or an instance of PhpParser\Comment\Doc');
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}
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}
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/**
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* Sets a modifier in the $this->type property.
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*
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* @param int $modifier Modifier to set
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*/
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protected function setModifier($modifier) {
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Stmt\Class_::verifyModifier($this->type, $modifier);
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$this->type |= $modifier;
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}
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}
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