css-tree/dist/csstree.js

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

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r=t-10;r>=0;r--)if(e.charCodeAt(r)!==36)return!1;return!0}function ol(e,t,r){var n=ye(e.source,t.source);return n!==0||(n=e.originalLine-t.originalLine,n!==0)||(n=e.originalColumn-t.originalColumn,n!==0||r)||(n=e.generatedColumn-t.generatedColumn,n!==0)||(n=e.generatedLine-t.generatedLine,n!==0)?n:ye(e.name,t.name)}Q.compareByOriginalPositions=ol;function al(e,t,r){var n;return n=e.originalLine-t.originalLine,n!==0||(n=e.originalColumn-t.originalColumn,n!==0||r)||(n=e.generatedColumn-t.generatedColumn,n!==0)||(n=e.generatedLine-t.generatedLine,n!==0)?n:ye(e.name,t.name)}Q.compareByOriginalPositionsNoSource=al;function sl(e,t,r){var n=e.generatedLine-t.generatedLine;return n!==0||(n=e.generatedColumn-t.generatedColumn,n!==0||r)||(n=ye(e.source,t.source),n!==0)||(n=e.originalLine-t.originalLine,n!==0)||(n=e.originalColumn-t.originalColumn,n!==0)?n:ye(e.name,t.name)}Q.compareByGeneratedPositionsDeflated=sl;function ll(e,t,r){var n=e.generatedColumn-t.generatedColumn;return 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r=G.getArg(t,"generated"),n=G.getArg(t,"original",null),i=G.getArg(t,"source",null),o=G.getArg(t,"name",null);this._skipValidation||this._validateMapping(r,n,i,o),i!=null&&(i=String(i),this._sources.has(i)||this._sources.add(i)),o!=null&&(o=String(o),this._names.has(o)||this._names.add(o)),this._mappings.add({generatedLine:r.line,generatedColumn:r.column,originalLine:n!=null&&n.line,originalColumn:n!=null&&n.column,source:i,name:o})};oe.prototype.setSourceContent=function(t,r){var n=t;this._sourceRoot!=null&&(n=G.relative(this._sourceRoot,n)),r!=null?(this._sourcesContents||(this._sourcesContents=Object.create(null)),this._sourcesContents[G.toSetString(n)]=r):this._sourcesContents&&(delete this._sourcesContents[G.toSetString(n)],Object.keys(this._sourcesContents).length===0&&(this._sourcesContents=null))};oe.prototype.applySourceMap=function(t,r,n){var i=r;if(r==null){if(t.file==null)throw new Error(`SourceMapGenerator.prototype.applySourceMap requires either an explicit source file, 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