/**
* Parses a trait method reference and returns the found reference as an
* <b>array</b>.
*
* The returned array with contain only one element, when the referenced
* method is specified by the method's name, without the declaring trait.
* When the method reference contains the declaring trait the returned
* <b>array</b> will contain two elements. The first element is the plain
* method name and the second element is an instance of the
* {@link PHP_Depend_Code_ASTTraitReference} class that represents the
* declaring trait.
*
* @return array
* @since 1.0.0
*/
private function parseTraitMethodReference()
{
$this->tokenStack->push();
$qualifiedName = $this->parseQualifiedName();
$this->consumeComments();
if (self::T_DOUBLE_COLON === $this->tokenizer->peek()) {
$traitReference = $this->setNodePositionsAndReturn($this->builder->buildAstTraitReference($qualifiedName));
$this->consumeToken(self::T_DOUBLE_COLON);
$this->consumeComments();
return array($this->parseFunctionName(), $traitReference);
}
$this->tokenStack->pop();
return array($qualifiedName);
}