20550e2018-03-06Pontus Östlund #ifndef SASS_TO_VALUE_H #define SASS_TO_VALUE_H #include "operation.hpp" #include "sass/values.h" #include "ast_fwd_decl.hpp" namespace Sass { class To_Value : public Operation_CRTP<Value_Ptr, To_Value> { Value_Ptr fallback_impl(AST_Node_Ptr n); private: Context& ctx; public: To_Value(Context& ctx) : ctx(ctx) { } ~To_Value() { } using Operation<Value_Ptr>::operator(); Value_Ptr operator()(Argument_Ptr); Value_Ptr operator()(Boolean_Ptr); Value_Ptr operator()(Number_Ptr); Value_Ptr operator()(Color_Ptr); Value_Ptr operator()(String_Constant_Ptr); Value_Ptr operator()(String_Quoted_Ptr); Value_Ptr operator()(Custom_Warning_Ptr); Value_Ptr operator()(Custom_Error_Ptr); Value_Ptr operator()(List_Ptr); Value_Ptr operator()(Map_Ptr); Value_Ptr operator()(Null_Ptr); // convert to string via `To_String` Value_Ptr operator()(Selector_List_Ptr); Value_Ptr operator()(Binary_Expression_Ptr); // fallback throws error template <typename U> Value_Ptr fallback(U x) { return fallback_impl(x); } }; } #endif