public function testParseSimplePropertyAccess()
{
$parser = new PropertyAccessParser();
$this->assertTrue($parser->match('.id'));
$propertyAccess = $parser->parse('.id');
$this->assertTrue($propertyAccess instanceof PropertyAccess);
$this->assertEquals('id', $propertyAccess->getProperty());
}
/**
*
* @throws ParsingException
* @return Node
*/
protected function parseInternal()
{
$idSelectorParser = new IdSelectorParser();
$allInstancesSelectorParser = new AllInstancesSelectorParser();
$namedSelectorParser = new NamedSelectorParser();
$propertyAccessParser = new PropertyAccessParser();
$arrayAccessParser = new ArrayAccessParser();
$methodCallParser = new MethodCallParser();
if (!$this->lexer->isNextAny([self::T_ID_SELECTOR, self::T_ALL_INSTANCES_SELECTOR, self::T_NAMED_SELECTOR])) {
throw new ParsingException("First item of the expression should be a selector");
}
// First item is a selector
if ($this->lexer->isNext(self::T_ID_SELECTOR)) {
$part = $this->match(self::T_ID_SELECTOR);
/** @var Node $node */
$node = $idSelectorParser->parse($part);
} elseif ($this->lexer->isNext(self::T_ALL_INSTANCES_SELECTOR)) {
$part = $this->match(self::T_ALL_INSTANCES_SELECTOR);
/** @var Node $node */
$node = $allInstancesSelectorParser->parse($part);
} else {
$part = $this->match(self::T_NAMED_SELECTOR);
/** @var Node $node */
$node = $namedSelectorParser->parse($part);
}
while ($this->lexer->isNextAny([self::T_PROPERTY_ACCESS, self::T_ARRAY_ACCESS, self::T_METHOD_CALL])) {
if ($this->lexer->isNext(self::T_PROPERTY_ACCESS)) {
$part = $this->match(self::T_PROPERTY_ACCESS);
/** @var PropertyAccess $propertyAccess */
$propertyAccess = $propertyAccessParser->parse($part);
// Wraps around the current node
$propertyAccess->setSubNode($node);
$node = $propertyAccess;
} elseif ($this->lexer->isNext(self::T_ARRAY_ACCESS)) {
$part = $this->match(self::T_ARRAY_ACCESS);
/** @var ArrayAccess $arrayAccess */
$arrayAccess = $arrayAccessParser->parse($part);
// Wraps around the current node
$arrayAccess->setSubNode($node);
$node = $arrayAccess;
} elseif ($this->lexer->isNext(self::T_METHOD_CALL)) {
$part = $this->match(self::T_METHOD_CALL);
/** @var MethodCall $methodCall */
$methodCall = $methodCallParser->parse($part);
// Wraps around the current node
$methodCall->setSubNode($node);
$node = $methodCall;
}
}
return $node;
}