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-rw-r--r--vanilla/node_modules/css-tree/lib/generator/sourceMap.js92
1 files changed, 0 insertions, 92 deletions
diff --git a/vanilla/node_modules/css-tree/lib/generator/sourceMap.js b/vanilla/node_modules/css-tree/lib/generator/sourceMap.js
deleted file mode 100644
index 0c5ff27..0000000
--- a/vanilla/node_modules/css-tree/lib/generator/sourceMap.js
+++ /dev/null
@@ -1,92 +0,0 @@
-import { SourceMapGenerator } from 'source-map-js/lib/source-map-generator.js';
-
-const trackNodes = new Set(['Atrule', 'Selector', 'Declaration']);
-
-export function generateSourceMap(handlers) {
- const map = new SourceMapGenerator();
- const generated = {
- line: 1,
- column: 0
- };
- const original = {
- line: 0, // should be zero to add first mapping
- column: 0
- };
- const activatedGenerated = {
- line: 1,
- column: 0
- };
- const activatedMapping = {
- generated: activatedGenerated
- };
- let line = 1;
- let column = 0;
- let sourceMappingActive = false;
-
- const origHandlersNode = handlers.node;
- handlers.node = function(node) {
- if (node.loc && node.loc.start && trackNodes.has(node.type)) {
- const nodeLine = node.loc.start.line;
- const nodeColumn = node.loc.start.column - 1;
-
- if (original.line !== nodeLine ||
- original.column !== nodeColumn) {
- original.line = nodeLine;
- original.column = nodeColumn;
-
- generated.line = line;
- generated.column = column;
-
- if (sourceMappingActive) {
- sourceMappingActive = false;
- if (generated.line !== activatedGenerated.line ||
- generated.column !== activatedGenerated.column) {
- map.addMapping(activatedMapping);
- }
- }
-
- sourceMappingActive = true;
- map.addMapping({
- source: node.loc.source,
- original,
- generated
- });
- }
- }
-
- origHandlersNode.call(this, node);
-
- if (sourceMappingActive && trackNodes.has(node.type)) {
- activatedGenerated.line = line;
- activatedGenerated.column = column;
- }
- };
-
- const origHandlersEmit = handlers.emit;
- handlers.emit = function(value, type, auto) {
- for (let i = 0; i < value.length; i++) {
- if (value.charCodeAt(i) === 10) { // \n
- line++;
- column = 0;
- } else {
- column++;
- }
- }
-
- origHandlersEmit(value, type, auto);
- };
-
- const origHandlersResult = handlers.result;
- handlers.result = function() {
- if (sourceMappingActive) {
- map.addMapping(activatedMapping);
- }
-
- return {
- css: origHandlersResult(),
- map
- };
- };
-
- return handlers;
-};