Sha256: 325959dba96def4d972e731bce1c5ea0c9096ebb39e013be23ecd677e3a045d2
Contents?: true
Size: 1.71 KB
Versions: 7
Compression:
Stored size: 1.71 KB
Contents
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var base64VLQ = require("./base64-vlq");
var getNumberOfLines = require("./helpers").getNumberOfLines;
function SourceNode(generatedCode, source, originalSource, startingLine) {
this.generatedCode = generatedCode;
this.originalSource = originalSource;
this.source = source;
this.startingLine = startingLine || 1;
}
module.exports = SourceNode;
SourceNode.prototype.clone = function() {
return new SourceNode(this.generatedCode, this.source, this.originalSource, this.startingLine);
}
var LINE_MAPPING = "AACA;";
var LAST_LINE_MAPPING = "AACA";
SourceNode.prototype.getGeneratedCode = function() {
return this.generatedCode;
};
SourceNode.prototype.getMappings = function(mappingsContext) {
var lines = getNumberOfLines(this.generatedCode);
var sourceIdx = mappingsContext.ensureSource(this.source, this.originalSource);
var mappings = "A"; // generated column 0
mappings += base64VLQ.encode(sourceIdx - mappingsContext.currentSource); // source index
mappings += base64VLQ.encode(this.startingLine - mappingsContext.currentOriginalLine); // original line index
mappings += "A"; // original column 0
if(lines !== 0)
mappings += ";"
mappingsContext.currentSource = sourceIdx;
mappingsContext.currentOriginalLine = (lines || 1) + this.startingLine - 1;
mappings += Array(lines).join(LINE_MAPPING);
if(lines !== 0 && this.generatedCode[this.generatedCode.length - 1] !== "\n") {
mappings += LAST_LINE_MAPPING;
mappingsContext.currentOriginalLine++;
}
return mappings;
};
SourceNode.prototype.mapGeneratedCode = function(fn) {
this.generatedCode = fn(this.generatedCode);
};
Version data entries
7 entries across 7 versions & 3 rubygems