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build/node_modules/source-list-map/lib/MappingsContext.js

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+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+function MappingsContext() {
+	this.sources = [];
+	this.sourcesContent = [];
+	this.hasSourceContent = false;
+	this.currentOriginalLine = 1;
+	this.currentSource = 0;
+}
+module.exports = MappingsContext;
+
+MappingsContext.prototype.ensureSource = function(source, originalSource) {
+	var idx = this.sources.indexOf(source);
+	if(idx >= 0)
+		return idx;
+	idx = this.sources.length;
+	this.sources.push(source);
+	this.sourcesContent.push(originalSource);
+	if(typeof originalSource === "string")
+		this.hasSourceContent = true;
+	return idx;
+};