RefPtr<BinaryExpression> parse_binary(const RefPtr<Expression> &, const Operator &);
RefPtr<TernaryExpression> parse_ternary(const RefPtr<Expression> &, const Operator &);
RefPtr<FunctionCall> parse_function_call(const VariableReference &);
+ void add_type(TypeDeclaration &);
RefPtr<TypeDeclaration> parse_type_declaration();
RefPtr<BasicTypeDeclaration> parse_basic_type_declaration();
RefPtr<ImageTypeDeclaration> parse_image_type_declaration();