20550e2018-03-06Pontus Östlund #include "sass.hpp" #include "remove_placeholders.hpp" #include "context.hpp" #include "inspect.hpp" #include <iostream> namespace Sass { Remove_Placeholders::Remove_Placeholders() { } void Remove_Placeholders::operator()(Block_Ptr b) { for (size_t i = 0, L = b->length(); i < L; ++i) { Statement_Ptr st = b->at(i); st->perform(this); } } Selector_List_Ptr Remove_Placeholders::remove_placeholders(Selector_List_Ptr sl) { Selector_List_Ptr new_sl = SASS_MEMORY_NEW(Selector_List, sl->pstate()); for (size_t i = 0, L = sl->length(); i < L; ++i) { if (!sl->at(i)->contains_placeholder()) { new_sl->append(sl->at(i)); } } return new_sl; } void Remove_Placeholders::operator()(Ruleset_Ptr r) { // Create a new selector group without placeholders Selector_List_Obj sl = Cast<Selector_List>(r->selector()); if (sl) { // Set the new placeholder selector list r->selector(remove_placeholders(sl)); // Remove placeholders in wrapped selectors for (Complex_Selector_Obj cs : sl->elements()) { while (cs) { if (cs->head()) { for (Simple_Selector_Obj& ss : cs->head()->elements()) { if (Wrapped_Selector_Ptr ws = Cast<Wrapped_Selector>(ss)) { if (Selector_List_Ptr wsl = Cast<Selector_List>(ws->selector())) { Selector_List_Ptr clean = remove_placeholders(wsl); // also clean superflous parent selectors // probably not really the correct place clean->remove_parent_selectors(); ws->selector(clean); } } } } cs = cs->tail(); } } } // Iterate into child blocks Block_Obj b = r->block(); for (size_t i = 0, L = b->length(); i < L; ++i) { if (b->at(i)) { Statement_Obj st = b->at(i); st->perform(this); } } } void Remove_Placeholders::operator()(Media_Block_Ptr m) { operator()(m->block()); } void Remove_Placeholders::operator()(Supports_Block_Ptr m) { operator()(m->block()); } void Remove_Placeholders::operator()(Directive_Ptr a) { if (a->block()) a->block()->perform(this); } }