/**
* Returns a FunctionDefinition from a token array.
*
* This method will use a set of other methods to parse a token array and retrieve any
* possible information from it. This information will be entered into a FunctionDefinition object.
*
* @param array $tokens The token array
* @param boolean $getRecursive Do we have to get the ancestral conditions as well?
*
* @return \AppserverIo\Doppelgaenger\Entities\Definitions\FunctionDefinition
*/
protected function getDefinitionFromTokens(array $tokens, $getRecursive)
{
// First of all we need a new FunctionDefinition to fill
$functionDefinition = new FunctionDefinition();
// For our next step we would like to get the doc comment (if any)
$functionDefinition->setDocBlock($this->getDocBlock($tokens, T_FUNCTION));
// Get start and end line
$functionDefinition->setStartLine($this->getStartLine($tokens));
$functionDefinition->setEndLine($this->getEndLine($tokens));
// Get the function signature
$functionDefinition->setIsFinal($this->hasSignatureToken($tokens, T_FINAL, T_FUNCTION));
$functionDefinition->setIsAbstract($this->hasSignatureToken($tokens, T_ABSTRACT, T_FUNCTION));
$functionDefinition->setVisibility($this->getFunctionVisibility($tokens));
$functionDefinition->setIsStatic($this->hasSignatureToken($tokens, T_STATIC, T_FUNCTION));
$functionDefinition->setName($this->getFunctionName($tokens));
$functionDefinition->setStructureName($this->currentDefinition->getQualifiedName());
// Lets also get out parameters
$functionDefinition->setParameterDefinitions($this->getParameterDefinitionList($tokens));
// Do we have a private context here? If so we have to tell the annotation parser
$privateContext = false;
if ($functionDefinition->getVisibility() === 'private') {
$privateContext = true;
}
// So we got our docBlock, now we can parse the precondition annotations from it
$annotationParser = new AnnotationParser($this->file, $this->config, $this->tokens, $this->currentDefinition);
$functionDefinition->setPreconditions($annotationParser->getConditions($functionDefinition->getDocBlock(), Requires::ANNOTATION, $privateContext));
// get the advices
$functionDefinition->getPointcutExpressions()->attach($annotationParser->getPointcutExpressions($functionDefinition->getDocBlock(), Joinpoint::TARGET_METHOD, $functionDefinition->getName()));
// Does this method require the use of our "old" mechanism?
$functionDefinition->setUsesOld($this->usesKeyword($functionDefinition->getDocBlock(), ReservedKeywords::OLD));
// We have to get the body of the function, so we can recreate it
$functionDefinition->setBody($this->getFunctionBody($tokens));
// So we got our docBlock, now we can parse the postcondition annotations from it
$functionDefinition->setPostconditions($annotationParser->getConditions($functionDefinition->getDocBlock(), Ensures::ANNOTATION, $privateContext));
// If we have to parse the definition in a recursive manner, we have to get the parent invariants
if ($getRecursive === true) {
// Add all the assertions we might get from ancestral dependencies
$this->addAncestralAssertions($functionDefinition);
}
return $functionDefinition;
}
