113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
#ifndef SASS_EVAL_H
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#define SASS_EVAL_H
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#include "ast.hpp"
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#include "context.hpp"
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#include "listize.hpp"
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#include "operation.hpp"
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#include "environment.hpp"
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namespace Sass {
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class Expand;
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class Context;
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class Eval : public Operation_CRTP<Expression*, Eval> {
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public:
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Expand& exp;
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Context& ctx;
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Backtraces& traces;
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Eval(Expand& exp);
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~Eval();
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bool force;
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bool is_in_comment;
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bool is_in_selector_schema;
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Boolean_Obj bool_true;
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Boolean_Obj bool_false;
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Env* environment();
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EnvStack& env_stack();
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const std::string cwd();
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Selector_List_Obj selector();
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CalleeStack& callee_stack();
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SelectorStack& selector_stack();
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bool& old_at_root_without_rule();
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struct Sass_Inspect_Options& options();
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struct Sass_Inspect_Options options2();
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struct Sass_Compiler* compiler();
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// for evaluating function bodies
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Expression* operator()(Block*);
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Expression* operator()(Assignment*);
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Expression* operator()(If*);
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Expression* operator()(For*);
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Expression* operator()(Each*);
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Expression* operator()(While*);
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Expression* operator()(Return*);
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Expression* operator()(Warning*);
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Expression* operator()(Error*);
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Expression* operator()(Debug*);
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Expression* operator()(List*);
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Expression* operator()(Map*);
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Expression* operator()(Binary_Expression*);
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Expression* operator()(Unary_Expression*);
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Expression* operator()(Function_Call*);
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Expression* operator()(Variable*);
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Expression* operator()(Number*);
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Expression* operator()(Color_RGBA*);
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Expression* operator()(Color_HSLA*);
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Expression* operator()(Boolean*);
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Expression* operator()(String_Schema*);
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Expression* operator()(String_Quoted*);
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Expression* operator()(String_Constant*);
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// Expression* operator()(Selector_List*);
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Media_Query* operator()(Media_Query*);
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Expression* operator()(Media_Query_Expression*);
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Expression* operator()(At_Root_Query*);
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Expression* operator()(Supports_Operator*);
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Expression* operator()(Supports_Negation*);
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Expression* operator()(Supports_Declaration*);
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Expression* operator()(Supports_Interpolation*);
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Expression* operator()(Null*);
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Expression* operator()(Argument*);
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Expression* operator()(Arguments*);
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Expression* operator()(Comment*);
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// these will return selectors
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Selector_List* operator()(Selector_List*);
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Selector_List* operator()(Complex_Selector*);
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Compound_Selector* operator()(Compound_Selector*);
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Simple_Selector* operator()(Simple_Selector* s);
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Wrapped_Selector* operator()(Wrapped_Selector* s);
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// they don't have any specific implementation (yet)
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Id_Selector* operator()(Id_Selector* s) { return s; };
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Class_Selector* operator()(Class_Selector* s) { return s; };
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Pseudo_Selector* operator()(Pseudo_Selector* s) { return s; };
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Type_Selector* operator()(Type_Selector* s) { return s; };
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Attribute_Selector* operator()(Attribute_Selector* s) { return s; };
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Placeholder_Selector* operator()(Placeholder_Selector* s) { return s; };
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// actual evaluated selectors
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Selector_List* operator()(Selector_Schema*);
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Expression* operator()(Parent_Selector*);
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Expression* operator()(Parent_Reference*);
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// generic fallback
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template <typename U>
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Expression* fallback(U x)
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{ return Cast<Expression>(x); }
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private:
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void interpolation(Context& ctx, std::string& res, Expression_Obj ex, bool into_quotes, bool was_itpl = false);
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};
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}
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#endif
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