67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const getNumberOfLines = require("./helpers").getNumberOfLines;
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const getUnfinishedLine = require("./helpers").getUnfinishedLine;
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class CodeNode {
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constructor(generatedCode) {
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this.generatedCode = generatedCode;
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}
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clone() {
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return new CodeNode(this.generatedCode);
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}
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getGeneratedCode() {
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return this.generatedCode;
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}
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getMappings(mappingsContext) {
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const lines = getNumberOfLines(this.generatedCode);
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const mapping = Array(lines+1).join(";");
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if(lines > 0) {
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mappingsContext.unfinishedGeneratedLine = getUnfinishedLine(this.generatedCode);
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if(mappingsContext.unfinishedGeneratedLine > 0) {
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return mapping + "A";
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} else {
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return mapping;
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}
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} else {
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const prevUnfinished = mappingsContext.unfinishedGeneratedLine;
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mappingsContext.unfinishedGeneratedLine += getUnfinishedLine(this.generatedCode);
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if(prevUnfinished === 0 && mappingsContext.unfinishedGeneratedLine > 0) {
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return "A";
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} else {
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return "";
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}
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}
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}
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addGeneratedCode(generatedCode) {
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this.generatedCode += generatedCode;
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}
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mapGeneratedCode(fn) {
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const generatedCode = fn(this.generatedCode);
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return new CodeNode(generatedCode);
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}
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getNormalizedNodes() {
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return [this];
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}
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merge(otherNode) {
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if(otherNode instanceof CodeNode) {
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this.generatedCode += otherNode.generatedCode;
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return this;
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}
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return false;
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}
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}
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module.exports = CodeNode;
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