#include "sass.hpp"
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#include <cmath>
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#include <string>
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#include <iostream>
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#include <iomanip>
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#include <stdint.h>
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#include <stdint.h>
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#include "ast.hpp"
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#include "inspect.hpp"
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#include "context.hpp"
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#include "listize.hpp"
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#include "color_maps.hpp"
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#include "utf8/checked.h"
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namespace Sass {
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Inspect::Inspect(const Emitter& emi)
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: Emitter(emi)
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{ }
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Inspect::~Inspect() { }
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// statements
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void Inspect::operator()(Block_Ptr block)
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{
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if (!block->is_root()) {
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add_open_mapping(block);
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append_scope_opener();
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}
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if (output_style() == NESTED) indentation += block->tabs();
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for (size_t i = 0, L = block->length(); i < L; ++i) {
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(*block)[i]->perform(this);
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}
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if (output_style() == NESTED) indentation -= block->tabs();
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if (!block->is_root()) {
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append_scope_closer();
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add_close_mapping(block);
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}
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}
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void Inspect::operator()(Ruleset_Ptr ruleset)
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{
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if (ruleset->selector()) {
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opt.in_selector = true;
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ruleset->selector()->perform(this);
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opt.in_selector = false;
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}
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if (ruleset->block()) {
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ruleset->block()->perform(this);
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}
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}
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void Inspect::operator()(Keyframe_Rule_Ptr rule)
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{
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if (rule->name()) rule->name()->perform(this);
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if (rule->block()) rule->block()->perform(this);
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}
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void Inspect::operator()(Bubble_Ptr bubble)
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{
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append_indentation();
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append_token("::BUBBLE", bubble);
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append_scope_opener();
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bubble->node()->perform(this);
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append_scope_closer();
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}
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void Inspect::operator()(Media_Block_Ptr media_block)
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{
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append_indentation();
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append_token("@media", media_block);
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append_mandatory_space();
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in_media_block = true;
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media_block->media_queries()->perform(this);
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in_media_block = false;
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media_block->block()->perform(this);
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}
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void Inspect::operator()(Supports_Block_Ptr feature_block)
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{
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append_indentation();
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append_token("@supports", feature_block);
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append_mandatory_space();
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feature_block->condition()->perform(this);
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feature_block->block()->perform(this);
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}
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void Inspect::operator()(At_Root_Block_Ptr at_root_block)
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{
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append_indentation();
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append_token("@at-root ", at_root_block);
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append_mandatory_space();
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if(at_root_block->expression()) at_root_block->expression()->perform(this);
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if(at_root_block->block()) at_root_block->block()->perform(this);
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}
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void Inspect::operator()(Directive_Ptr at_rule)
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{
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append_indentation();
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append_token(at_rule->keyword(), at_rule);
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if (at_rule->selector()) {
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append_mandatory_space();
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bool was_wrapped = in_wrapped;
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in_wrapped = true;
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at_rule->selector()->perform(this);
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in_wrapped = was_wrapped;
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}
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if (at_rule->value()) {
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append_mandatory_space();
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at_rule->value()->perform(this);
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}
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if (at_rule->block()) {
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at_rule->block()->perform(this);
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}
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else {
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append_delimiter();
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}
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}
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void Inspect::operator()(Declaration_Ptr dec)
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{
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if (dec->value()->concrete_type() == Expression::NULL_VAL) return;
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bool was_decl = in_declaration;
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in_declaration = true;
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LOCAL_FLAG(in_custom_property, dec->is_custom_property());
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if (output_style() == NESTED)
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indentation += dec->tabs();
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append_indentation();
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if (dec->property())
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dec->property()->perform(this);
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append_colon_separator();
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if (dec->value()->concrete_type() == Expression::SELECTOR) {
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Listize listize;
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Expression_Obj ls = dec->value()->perform(&listize);
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ls->perform(this);
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} else {
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dec->value()->perform(this);
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}
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if (dec->is_important()) {
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append_optional_space();
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append_string("!important");
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}
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append_delimiter();
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if (output_style() == NESTED)
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indentation -= dec->tabs();
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in_declaration = was_decl;
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}
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void Inspect::operator()(Assignment_Ptr assn)
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{
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append_token(assn->variable(), assn);
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append_colon_separator();
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assn->value()->perform(this);
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if (assn->is_default()) {
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append_optional_space();
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append_string("!default");
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}
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append_delimiter();
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}
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void Inspect::operator()(Import_Ptr import)
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{
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if (!import->urls().empty()) {
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append_token("@import", import);
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append_mandatory_space();
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import->urls().front()->perform(this);
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if (import->urls().size() == 1) {
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if (import->import_queries()) {
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append_mandatory_space();
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import->import_queries()->perform(this);
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}
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}
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append_delimiter();
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for (size_t i = 1, S = import->urls().size(); i < S; ++i) {
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append_mandatory_linefeed();
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append_token("@import", import);
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append_mandatory_space();
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import->urls()[i]->perform(this);
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if (import->urls().size() - 1 == i) {
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if (import->import_queries()) {
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append_mandatory_space();
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import->import_queries()->perform(this);
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}
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}
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append_delimiter();
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}
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}
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}
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void Inspect::operator()(Import_Stub_Ptr import)
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{
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append_indentation();
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append_token("@import", import);
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append_mandatory_space();
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append_string(import->imp_path());
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append_delimiter();
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}
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void Inspect::operator()(Warning_Ptr warning)
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{
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append_indentation();
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append_token("@warn", warning);
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append_mandatory_space();
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warning->message()->perform(this);
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append_delimiter();
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}
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void Inspect::operator()(Error_Ptr error)
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{
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append_indentation();
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append_token("@error", error);
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append_mandatory_space();
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error->message()->perform(this);
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append_delimiter();
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}
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void Inspect::operator()(Debug_Ptr debug)
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{
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append_indentation();
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append_token("@debug", debug);
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append_mandatory_space();
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debug->value()->perform(this);
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append_delimiter();
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}
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void Inspect::operator()(Comment_Ptr comment)
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{
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in_comment = true;
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comment->text()->perform(this);
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in_comment = false;
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}
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void Inspect::operator()(If_Ptr cond)
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{
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append_indentation();
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append_token("@if", cond);
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append_mandatory_space();
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cond->predicate()->perform(this);
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cond->block()->perform(this);
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if (cond->alternative()) {
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append_optional_linefeed();
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append_indentation();
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append_string("else");
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cond->alternative()->perform(this);
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}
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}
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void Inspect::operator()(For_Ptr loop)
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{
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append_indentation();
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append_token("@for", loop);
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append_mandatory_space();
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append_string(loop->variable());
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append_string(" from ");
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loop->lower_bound()->perform(this);
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append_string(loop->is_inclusive() ? " through " : " to ");
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loop->upper_bound()->perform(this);
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loop->block()->perform(this);
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}
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void Inspect::operator()(Each_Ptr loop)
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{
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append_indentation();
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append_token("@each", loop);
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append_mandatory_space();
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append_string(loop->variables()[0]);
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for (size_t i = 1, L = loop->variables().size(); i < L; ++i) {
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append_comma_separator();
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append_string(loop->variables()[i]);
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}
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append_string(" in ");
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loop->list()->perform(this);
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loop->block()->perform(this);
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}
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void Inspect::operator()(While_Ptr loop)
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{
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append_indentation();
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append_token("@while", loop);
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append_mandatory_space();
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loop->predicate()->perform(this);
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loop->block()->perform(this);
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}
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void Inspect::operator()(Return_Ptr ret)
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{
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append_indentation();
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append_token("@return", ret);
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append_mandatory_space();
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ret->value()->perform(this);
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append_delimiter();
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}
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void Inspect::operator()(Extension_Ptr extend)
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{
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append_indentation();
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append_token("@extend", extend);
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append_mandatory_space();
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extend->selector()->perform(this);
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append_delimiter();
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}
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void Inspect::operator()(Definition_Ptr def)
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{
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append_indentation();
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if (def->type() == Definition::MIXIN) {
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append_token("@mixin", def);
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append_mandatory_space();
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} else {
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append_token("@function", def);
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append_mandatory_space();
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}
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append_string(def->name());
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def->parameters()->perform(this);
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def->block()->perform(this);
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}
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void Inspect::operator()(Mixin_Call_Ptr call)
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{
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append_indentation();
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append_token("@include", call);
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append_mandatory_space();
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append_string(call->name());
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if (call->arguments()) {
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call->arguments()->perform(this);
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}
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if (call->block()) {
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append_optional_space();
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call->block()->perform(this);
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}
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if (!call->block()) append_delimiter();
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}
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void Inspect::operator()(Content_Ptr content)
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{
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append_indentation();
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append_token("@content", content);
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append_delimiter();
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}
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void Inspect::operator()(Map_Ptr map)
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{
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if (output_style() == TO_SASS && map->empty()) {
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append_string("()");
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return;
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}
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if (map->empty()) return;
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if (map->is_invisible()) return;
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bool items_output = false;
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append_string("(");
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for (auto key : map->keys()) {
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if (items_output) append_comma_separator();
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key->perform(this);
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append_colon_separator();
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LOCAL_FLAG(in_space_array, true);
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LOCAL_FLAG(in_comma_array, true);
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map->at(key)->perform(this);
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items_output = true;
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}
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append_string(")");
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}
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std::string Inspect::lbracket(List_Ptr list) {
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return list->is_bracketed() ? "[" : "(";
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}
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std::string Inspect::rbracket(List_Ptr list) {
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return list->is_bracketed() ? "]" : ")";
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}
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void Inspect::operator()(List_Ptr list)
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{
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if (list->empty() && (output_style() == TO_SASS || list->is_bracketed())) {
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append_string(lbracket(list));
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append_string(rbracket(list));
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return;
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}
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std::string sep(list->separator() == SASS_SPACE ? " " : ",");
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if ((output_style() != COMPRESSED) && sep == ",") sep += " ";
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else if (in_media_block && sep != " ") sep += " "; // verified
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if (list->empty()) return;
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bool items_output = false;
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bool was_space_array = in_space_array;
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bool was_comma_array = in_comma_array;
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// if the list is bracketed, always include the left bracket
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if (list->is_bracketed()) {
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append_string(lbracket(list));
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}
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// probably ruby sass eqivalent of element_needs_parens
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else if (output_style() == TO_SASS &&
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list->length() == 1 &&
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!list->from_selector() &&
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!Cast<List>(list->at(0)) &&
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!Cast<Selector_List>(list->at(0))
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) {
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append_string(lbracket(list));
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}
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else if (!in_declaration && (list->separator() == SASS_HASH ||
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(list->separator() == SASS_SPACE && in_space_array) ||
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(list->separator() == SASS_COMMA && in_comma_array)
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)) {
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append_string(lbracket(list));
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}
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if (list->separator() == SASS_SPACE) in_space_array = true;
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else if (list->separator() == SASS_COMMA) in_comma_array = true;
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for (size_t i = 0, L = list->size(); i < L; ++i) {
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if (list->separator() == SASS_HASH)
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{ sep[0] = i % 2 ? ':' : ','; }
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Expression_Obj list_item = list->at(i);
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if (output_style() != TO_SASS) {
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if (list_item->is_invisible()) {
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// this fixes an issue with "" in a list
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if (!Cast<String_Constant>(list_item)) {
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continue;
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}
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}
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}
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if (items_output) {
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append_string(sep);
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}
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if (items_output && sep != " ")
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append_optional_space();
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list_item->perform(this);
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items_output = true;
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}
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in_comma_array = was_comma_array;
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in_space_array = was_space_array;
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// if the list is bracketed, always include the right bracket
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if (list->is_bracketed()) {
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if (list->separator() == SASS_COMMA && list->size() == 1) {
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append_string(",");
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}
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append_string(rbracket(list));
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}
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// probably ruby sass eqivalent of element_needs_parens
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else if (output_style() == TO_SASS &&
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list->length() == 1 &&
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!list->from_selector() &&
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!Cast<List>(list->at(0)) &&
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!Cast<Selector_List>(list->at(0))
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) {
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append_string(",");
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append_string(rbracket(list));
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}
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else if (!in_declaration && (list->separator() == SASS_HASH ||
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(list->separator() == SASS_SPACE && in_space_array) ||
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(list->separator() == SASS_COMMA && in_comma_array)
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)) {
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append_string(rbracket(list));
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}
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}
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void Inspect::operator()(Binary_Expression_Ptr expr)
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{
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expr->left()->perform(this);
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if ( in_media_block ||
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(output_style() == INSPECT) || (
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expr->op().ws_before
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&& (!expr->is_interpolant())
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&& (expr->is_left_interpolant() ||
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expr->is_right_interpolant())
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)) append_string(" ");
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switch (expr->optype()) {
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case Sass_OP::AND: append_string("&&"); break;
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case Sass_OP::OR: append_string("||"); break;
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case Sass_OP::EQ: append_string("=="); break;
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case Sass_OP::NEQ: append_string("!="); break;
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case Sass_OP::GT: append_string(">"); break;
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case Sass_OP::GTE: append_string(">="); break;
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case Sass_OP::LT: append_string("<"); break;
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case Sass_OP::LTE: append_string("<="); break;
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case Sass_OP::ADD: append_string("+"); break;
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case Sass_OP::SUB: append_string("-"); break;
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case Sass_OP::MUL: append_string("*"); break;
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case Sass_OP::DIV: append_string("/"); break;
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case Sass_OP::MOD: append_string("%"); break;
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default: break; // shouldn't get here
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}
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if ( in_media_block ||
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(output_style() == INSPECT) || (
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expr->op().ws_after
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&& (!expr->is_interpolant())
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&& (expr->is_left_interpolant() ||
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expr->is_right_interpolant())
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)) append_string(" ");
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expr->right()->perform(this);
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}
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void Inspect::operator()(Unary_Expression_Ptr expr)
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{
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if (expr->optype() == Unary_Expression::PLUS) append_string("+");
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else if (expr->optype() == Unary_Expression::SLASH) append_string("/");
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else append_string("-");
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expr->operand()->perform(this);
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}
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void Inspect::operator()(Function_Call_Ptr call)
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{
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append_token(call->name(), call);
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call->arguments()->perform(this);
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}
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void Inspect::operator()(Function_Call_Schema_Ptr call)
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{
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call->name()->perform(this);
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call->arguments()->perform(this);
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}
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void Inspect::operator()(Variable_Ptr var)
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{
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append_token(var->name(), var);
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}
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void Inspect::operator()(Number_Ptr n)
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{
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std::string res;
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// reduce units
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n->reduce();
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// check if the fractional part of the value equals to zero
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// neat trick from http://stackoverflow.com/a/1521682/1550314
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// double int_part; bool is_int = modf(value, &int_part) == 0.0;
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// this all cannot be done with one run only, since fixed
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// output differs from normal output and regular output
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// can contain scientific notation which we do not want!
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// first sample
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std::stringstream ss;
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ss.precision(12);
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ss << n->value();
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// check if we got scientific notation in result
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if (ss.str().find_first_of("e") != std::string::npos) {
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ss.clear(); ss.str(std::string());
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ss.precision(std::max(12, opt.precision));
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ss << std::fixed << n->value();
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}
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std::string tmp = ss.str();
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size_t pos_point = tmp.find_first_of(".,");
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size_t pos_fract = tmp.find_last_not_of("0");
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bool is_int = pos_point == pos_fract ||
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pos_point == std::string::npos;
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// reset stream for another run
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ss.clear(); ss.str(std::string());
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// take a shortcut for integers
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if (is_int)
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{
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ss.precision(0);
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ss << std::fixed << n->value();
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res = std::string(ss.str());
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}
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// process floats
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else
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{
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// do we have have too much precision?
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if (pos_fract < opt.precision + pos_point)
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{ ss.precision((int)(pos_fract - pos_point)); }
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else { ss.precision(opt.precision); }
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// round value again
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ss << std::fixed << n->value();
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res = std::string(ss.str());
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// maybe we truncated up to decimal point
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size_t pos = res.find_last_not_of("0");
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// handle case where we have a "0"
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if (pos == std::string::npos) {
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res = "0.0";
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} else {
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bool at_dec_point = res[pos] == '.' ||
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res[pos] == ',';
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// don't leave a blank point
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if (at_dec_point) ++ pos;
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res.resize (pos + 1);
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}
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}
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// some final cosmetics
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if (res == "0.0") res = "0";
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else if (res == "") res = "0";
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else if (res == "-0") res = "0";
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else if (res == "-0.0") res = "0";
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else if (opt.output_style == COMPRESSED)
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{
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// check if handling negative nr
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size_t off = res[0] == '-' ? 1 : 0;
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// remove leading zero from floating point in compressed mode
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if (n->zero() && res[off] == '0' && res[off+1] == '.') res.erase(off, 1);
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}
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// add unit now
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res += n->unit();
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// output the final token
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append_token(res, n);
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}
|
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// helper function for serializing colors
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template <size_t range>
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static double cap_channel(double c) {
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if (c > range) return range;
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else if (c < 0) return 0;
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else return c;
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}
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void Inspect::operator()(Color_Ptr c)
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{
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// output the final token
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std::stringstream ss;
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// original color name
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// maybe an unknown token
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std::string name = c->disp();
|
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if (opt.in_selector && name != "") {
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append_token(name, c);
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return;
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}
|
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// resolved color
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std::string res_name = name;
|
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double r = Sass::round(cap_channel<0xff>(c->r()), opt.precision);
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double g = Sass::round(cap_channel<0xff>(c->g()), opt.precision);
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double b = Sass::round(cap_channel<0xff>(c->b()), opt.precision);
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double a = cap_channel<1> (c->a());
|
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// get color from given name (if one was given at all)
|
if (name != "" && name_to_color(name)) {
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Color_Ptr_Const n = name_to_color(name);
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r = Sass::round(cap_channel<0xff>(n->r()), opt.precision);
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g = Sass::round(cap_channel<0xff>(n->g()), opt.precision);
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b = Sass::round(cap_channel<0xff>(n->b()), opt.precision);
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a = cap_channel<1> (n->a());
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}
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// otherwise get the possible resolved color name
|
else {
|
double numval = r * 0x10000 + g * 0x100 + b;
|
if (color_to_name(numval))
|
res_name = color_to_name(numval);
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}
|
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std::stringstream hexlet;
|
// dart sass compressed all colors in regular css always
|
// ruby sass and libsass does it only when not delayed
|
// since color math is going to be removed, this can go too
|
bool compressed = opt.output_style == COMPRESSED;
|
hexlet << '#' << std::setw(1) << std::setfill('0');
|
// create a short color hexlet if there is any need for it
|
if (compressed && is_color_doublet(r, g, b) && a == 1) {
|
hexlet << std::hex << std::setw(1) << (static_cast<unsigned long>(r) >> 4);
|
hexlet << std::hex << std::setw(1) << (static_cast<unsigned long>(g) >> 4);
|
hexlet << std::hex << std::setw(1) << (static_cast<unsigned long>(b) >> 4);
|
} else {
|
hexlet << std::hex << std::setw(2) << static_cast<unsigned long>(r);
|
hexlet << std::hex << std::setw(2) << static_cast<unsigned long>(g);
|
hexlet << std::hex << std::setw(2) << static_cast<unsigned long>(b);
|
}
|
|
if (compressed && !c->is_delayed()) name = "";
|
if (opt.output_style == INSPECT && a >= 1) {
|
append_token(hexlet.str(), c);
|
return;
|
}
|
|
// retain the originally specified color definition if unchanged
|
if (name != "") {
|
ss << name;
|
}
|
else if (a >= 1) {
|
if (res_name != "") {
|
if (compressed && hexlet.str().size() < res_name.size()) {
|
ss << hexlet.str();
|
} else {
|
ss << res_name;
|
}
|
}
|
else {
|
ss << hexlet.str();
|
}
|
}
|
else {
|
ss << "rgba(";
|
ss << static_cast<unsigned long>(r) << ",";
|
if (!compressed) ss << " ";
|
ss << static_cast<unsigned long>(g) << ",";
|
if (!compressed) ss << " ";
|
ss << static_cast<unsigned long>(b) << ",";
|
if (!compressed) ss << " ";
|
ss << a << ')';
|
}
|
|
append_token(ss.str(), c);
|
|
}
|
|
void Inspect::operator()(Boolean_Ptr b)
|
{
|
// output the final token
|
append_token(b->value() ? "true" : "false", b);
|
}
|
|
void Inspect::operator()(String_Schema_Ptr ss)
|
{
|
// Evaluation should turn these into String_Constants,
|
// so this method is only for inspection purposes.
|
for (size_t i = 0, L = ss->length(); i < L; ++i) {
|
if ((*ss)[i]->is_interpolant()) append_string("#{");
|
(*ss)[i]->perform(this);
|
if ((*ss)[i]->is_interpolant()) append_string("}");
|
}
|
}
|
|
void Inspect::operator()(String_Constant_Ptr s)
|
{
|
append_token(s->value(), s);
|
}
|
|
void Inspect::operator()(String_Quoted_Ptr s)
|
{
|
if (const char q = s->quote_mark()) {
|
append_token(quote(s->value(), q), s);
|
} else {
|
append_token(s->value(), s);
|
}
|
}
|
|
void Inspect::operator()(Custom_Error_Ptr e)
|
{
|
append_token(e->message(), e);
|
}
|
|
void Inspect::operator()(Custom_Warning_Ptr w)
|
{
|
append_token(w->message(), w);
|
}
|
|
void Inspect::operator()(Supports_Operator_Ptr so)
|
{
|
|
if (so->needs_parens(so->left())) append_string("(");
|
so->left()->perform(this);
|
if (so->needs_parens(so->left())) append_string(")");
|
|
if (so->operand() == Supports_Operator::AND) {
|
append_mandatory_space();
|
append_token("and", so);
|
append_mandatory_space();
|
} else if (so->operand() == Supports_Operator::OR) {
|
append_mandatory_space();
|
append_token("or", so);
|
append_mandatory_space();
|
}
|
|
if (so->needs_parens(so->right())) append_string("(");
|
so->right()->perform(this);
|
if (so->needs_parens(so->right())) append_string(")");
|
}
|
|
void Inspect::operator()(Supports_Negation_Ptr sn)
|
{
|
append_token("not", sn);
|
append_mandatory_space();
|
if (sn->needs_parens(sn->condition())) append_string("(");
|
sn->condition()->perform(this);
|
if (sn->needs_parens(sn->condition())) append_string(")");
|
}
|
|
void Inspect::operator()(Supports_Declaration_Ptr sd)
|
{
|
append_string("(");
|
sd->feature()->perform(this);
|
append_string(": ");
|
sd->value()->perform(this);
|
append_string(")");
|
}
|
|
void Inspect::operator()(Supports_Interpolation_Ptr sd)
|
{
|
sd->value()->perform(this);
|
}
|
|
void Inspect::operator()(Media_Query_Ptr mq)
|
{
|
size_t i = 0;
|
if (mq->media_type()) {
|
if (mq->is_negated()) append_string("not ");
|
else if (mq->is_restricted()) append_string("only ");
|
mq->media_type()->perform(this);
|
}
|
else {
|
(*mq)[i++]->perform(this);
|
}
|
for (size_t L = mq->length(); i < L; ++i) {
|
append_string(" and ");
|
(*mq)[i]->perform(this);
|
}
|
}
|
|
void Inspect::operator()(Media_Query_Expression_Ptr mqe)
|
{
|
if (mqe->is_interpolated()) {
|
mqe->feature()->perform(this);
|
}
|
else {
|
append_string("(");
|
mqe->feature()->perform(this);
|
if (mqe->value()) {
|
append_string(": "); // verified
|
mqe->value()->perform(this);
|
}
|
append_string(")");
|
}
|
}
|
|
void Inspect::operator()(At_Root_Query_Ptr ae)
|
{
|
if (ae->feature()) {
|
append_string("(");
|
ae->feature()->perform(this);
|
if (ae->value()) {
|
append_colon_separator();
|
ae->value()->perform(this);
|
}
|
append_string(")");
|
}
|
}
|
|
void Inspect::operator()(Function_Ptr f)
|
{
|
append_token("get-function", f);
|
append_string("(");
|
append_string(quote(f->name()));
|
append_string(")");
|
}
|
|
void Inspect::operator()(Null_Ptr n)
|
{
|
// output the final token
|
append_token("null", n);
|
}
|
|
// parameters and arguments
|
void Inspect::operator()(Parameter_Ptr p)
|
{
|
append_token(p->name(), p);
|
if (p->default_value()) {
|
append_colon_separator();
|
p->default_value()->perform(this);
|
}
|
else if (p->is_rest_parameter()) {
|
append_string("...");
|
}
|
}
|
|
void Inspect::operator()(Parameters_Ptr p)
|
{
|
append_string("(");
|
if (!p->empty()) {
|
(*p)[0]->perform(this);
|
for (size_t i = 1, L = p->length(); i < L; ++i) {
|
append_comma_separator();
|
(*p)[i]->perform(this);
|
}
|
}
|
append_string(")");
|
}
|
|
void Inspect::operator()(Argument_Ptr a)
|
{
|
if (!a->name().empty()) {
|
append_token(a->name(), a);
|
append_colon_separator();
|
}
|
if (!a->value()) return;
|
// Special case: argument nulls can be ignored
|
if (a->value()->concrete_type() == Expression::NULL_VAL) {
|
return;
|
}
|
if (a->value()->concrete_type() == Expression::STRING) {
|
String_Constant_Ptr s = Cast<String_Constant>(a->value());
|
if (s) s->perform(this);
|
} else {
|
a->value()->perform(this);
|
}
|
if (a->is_rest_argument()) {
|
append_string("...");
|
}
|
}
|
|
void Inspect::operator()(Arguments_Ptr a)
|
{
|
append_string("(");
|
if (!a->empty()) {
|
(*a)[0]->perform(this);
|
for (size_t i = 1, L = a->length(); i < L; ++i) {
|
append_string(", "); // verified
|
// Sass Bug? append_comma_separator();
|
(*a)[i]->perform(this);
|
}
|
}
|
append_string(")");
|
}
|
|
void Inspect::operator()(Selector_Schema_Ptr s)
|
{
|
opt.in_selector = true;
|
s->contents()->perform(this);
|
opt.in_selector = false;
|
}
|
|
void Inspect::operator()(Parent_Selector_Ptr p)
|
{
|
if (p->is_real_parent_ref()) append_string("&");
|
}
|
|
void Inspect::operator()(Placeholder_Selector_Ptr s)
|
{
|
append_token(s->name(), s);
|
if (s->has_line_break()) append_optional_linefeed();
|
if (s->has_line_break()) append_indentation();
|
|
}
|
|
void Inspect::operator()(Element_Selector_Ptr s)
|
{
|
append_token(s->ns_name(), s);
|
}
|
|
void Inspect::operator()(Class_Selector_Ptr s)
|
{
|
append_token(s->ns_name(), s);
|
if (s->has_line_break()) append_optional_linefeed();
|
if (s->has_line_break()) append_indentation();
|
}
|
|
void Inspect::operator()(Id_Selector_Ptr s)
|
{
|
append_token(s->ns_name(), s);
|
if (s->has_line_break()) append_optional_linefeed();
|
if (s->has_line_break()) append_indentation();
|
}
|
|
void Inspect::operator()(Attribute_Selector_Ptr s)
|
{
|
append_string("[");
|
add_open_mapping(s);
|
append_token(s->ns_name(), s);
|
if (!s->matcher().empty()) {
|
append_string(s->matcher());
|
if (s->value() && *s->value()) {
|
s->value()->perform(this);
|
}
|
}
|
add_close_mapping(s);
|
if (s->modifier() != 0) {
|
append_mandatory_space();
|
append_char(s->modifier());
|
}
|
append_string("]");
|
}
|
|
void Inspect::operator()(Pseudo_Selector_Ptr s)
|
{
|
append_token(s->ns_name(), s);
|
if (s->expression()) {
|
append_string("(");
|
s->expression()->perform(this);
|
append_string(")");
|
}
|
}
|
|
void Inspect::operator()(Wrapped_Selector_Ptr s)
|
{
|
if (s->name() == " ") {
|
append_string("");
|
} else {
|
bool was = in_wrapped;
|
in_wrapped = true;
|
append_token(s->name(), s);
|
append_string("(");
|
bool was_comma_array = in_comma_array;
|
in_comma_array = false;
|
s->selector()->perform(this);
|
in_comma_array = was_comma_array;
|
append_string(")");
|
in_wrapped = was;
|
}
|
}
|
|
void Inspect::operator()(Compound_Selector_Ptr s)
|
{
|
for (size_t i = 0, L = s->length(); i < L; ++i) {
|
(*s)[i]->perform(this);
|
}
|
if (s->has_line_break()) {
|
if (output_style() != COMPACT) {
|
append_optional_linefeed();
|
}
|
}
|
}
|
|
void Inspect::operator()(Complex_Selector_Ptr c)
|
{
|
Compound_Selector_Obj head = c->head();
|
Complex_Selector_Obj tail = c->tail();
|
Complex_Selector::Combinator comb = c->combinator();
|
|
if (comb == Complex_Selector::ANCESTOR_OF && (!head || head->empty())) {
|
if (tail) tail->perform(this);
|
return;
|
}
|
|
if (c->has_line_feed()) {
|
if (!(c->has_parent_ref())) {
|
append_optional_linefeed();
|
append_indentation();
|
}
|
}
|
|
if (head && head->length() != 0) head->perform(this);
|
bool is_empty = !head || head->length() == 0 || head->is_empty_reference();
|
bool is_tail = head && !head->is_empty_reference() && tail;
|
if (output_style() == COMPRESSED && comb != Complex_Selector::ANCESTOR_OF) scheduled_space = 0;
|
|
switch (comb) {
|
case Complex_Selector::ANCESTOR_OF:
|
if (is_tail) append_mandatory_space();
|
break;
|
case Complex_Selector::PARENT_OF:
|
append_optional_space();
|
append_string(">");
|
append_optional_space();
|
break;
|
case Complex_Selector::ADJACENT_TO:
|
append_optional_space();
|
append_string("+");
|
append_optional_space();
|
break;
|
case Complex_Selector::REFERENCE:
|
append_mandatory_space();
|
append_string("/");
|
if (c->reference()) c->reference()->perform(this);
|
append_string("/");
|
append_mandatory_space();
|
break;
|
case Complex_Selector::PRECEDES:
|
if (is_empty) append_optional_space();
|
else append_mandatory_space();
|
append_string("~");
|
if (tail) append_mandatory_space();
|
else append_optional_space();
|
break;
|
default: break;
|
}
|
if (tail && comb != Complex_Selector::ANCESTOR_OF) {
|
if (c->has_line_break()) append_optional_linefeed();
|
}
|
if (tail) tail->perform(this);
|
if (!tail && c->has_line_break()) {
|
if (output_style() == COMPACT) {
|
append_mandatory_space();
|
}
|
}
|
}
|
|
void Inspect::operator()(Selector_List_Ptr g)
|
{
|
|
if (g->empty()) {
|
if (output_style() == TO_SASS) {
|
append_token("()", g);
|
}
|
return;
|
}
|
|
|
bool was_comma_array = in_comma_array;
|
// probably ruby sass eqivalent of element_needs_parens
|
if (output_style() == TO_SASS && g->length() == 1 &&
|
(!Cast<List>((*g)[0]) &&
|
!Cast<Selector_List>((*g)[0]))) {
|
append_string("(");
|
}
|
else if (!in_declaration && in_comma_array) {
|
append_string("(");
|
}
|
|
if (in_declaration) in_comma_array = true;
|
|
for (size_t i = 0, L = g->length(); i < L; ++i) {
|
if (!in_wrapped && i == 0) append_indentation();
|
if ((*g)[i] == 0) continue;
|
schedule_mapping(g->at(i)->last());
|
// add_open_mapping((*g)[i]->last());
|
(*g)[i]->perform(this);
|
// add_close_mapping((*g)[i]->last());
|
if (i < L - 1) {
|
scheduled_space = 0;
|
append_comma_separator();
|
}
|
}
|
|
in_comma_array = was_comma_array;
|
// probably ruby sass eqivalent of element_needs_parens
|
if (output_style() == TO_SASS && g->length() == 1 &&
|
(!Cast<List>((*g)[0]) &&
|
!Cast<Selector_List>((*g)[0]))) {
|
append_string(",)");
|
}
|
else if (!in_declaration && in_comma_array) {
|
append_string(")");
|
}
|
|
}
|
|
void Inspect::fallback_impl(AST_Node_Ptr n)
|
{
|
}
|
|
}
|
