PhpSpec\CodeAnalysis\TokenizedTypeHintRewriter::extractTypehints PHP Метод

    private function extractTypehints(&$tokens, $index, $token)
    {
        $typehint = '';
        for ($i = $index - 1; in_array($tokens[$i][0], $this->typehintTokens); $i--) {
            $typehint = $tokens[$i][1] . $typehint;
            if (T_WHITESPACE !== $tokens[$i][0]) {
                unset($tokens[$i]);
            }
        }
        if ($typehint = trim($typehint)) {
            $class = $this->namespaceResolver->resolve($this->currentClass);
            try {
                $typehintFcqn = $this->namespaceResolver->resolve($typehint);
                $this->typeHintIndex->add($class, trim($this->currentFunction), $token[1], $typehintFcqn);
            } catch (DisallowedNonObjectTypehintException $e) {
                $this->typeHintIndex->addInvalid($class, trim($this->currentFunction), $token[1], $e);
            }
        }
    }