protected function _buildTree()
    {
        $returnTree = array();
        foreach ((array) $this->_return as $value) {
            $node = new Zend_Server_Reflection_Node($value);
            $this->_addTree($node);
            $returnTree[] = $node;
        }

        return $returnTree;
    }
protected function _buildTree()
    {
        $returnTree = array();
        foreach ((array) $this->_return as $value) {
            $node = new Zend_Server_Reflection_Node($value);
            $this->_addTree($node);
            $returnTree[] = $node;
        }

        return $returnTree;
    }
protected function _buildTree ( ) { $ returnTree = array ( ) ; foreach ( ( array ) $ this -> _return as $ value ) { $ node = new Zend_Server_Reflection_Node ( $ value ) ; $ this -> _addTree ( $ node ) ; $ returnTree [ ] = $ node ; } return $ returnTree ; }
Build the signature tree

Builds a signature tree starting at the return values and descending
through each method argument. Returns an array of
{@link Zend_Server_Reflection_Node}s.

@return array
Build the signature tree