protected function walkFunctionDeclaration(FunctionDeclarationNode $functionDeclaration) { $this->declarations[$functionDeclaration->getName()] = $functionDeclaration; $this->walkEachDisallow($functionDeclaration->getBody(), "function"); }
protected function walkFunctionDeclaration(FunctionDeclarationNode $functionDeclaration) { $variableNames = array(); foreach ($functionDeclaration->getBody() as $statement) { foreach ($this->walk($statement) as $name => $_) { $variableNames[$name] = true; } } foreach ($functionDeclaration->getDefaultArguments() as $name => $argument) { $variableNames[$name] = true; } return $variableNames; }