108 lines
3 KiB
JavaScript
108 lines
3 KiB
JavaScript
/*
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*
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* Diff to HTML (diff2html.js)
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* Author: rtfpessoa
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*
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*/
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(function() {
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var diffParser = require('./diff-parser.js').DiffParser;
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var htmlPrinter = require('./html-printer.js').HtmlPrinter;
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var utils = require('./utils.js').Utils;
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function Diff2Html() {
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}
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var defaultConfig = {
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wordByWord: true,
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outputFormat: 'line-by-line',
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matching: 'none',
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matchWordsThreshold: 0.25,
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matchingMaxComparisons: 2500,
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maxLineLengthHighlight: 10000
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};
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/*
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* Generates json object from string diff input
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*/
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Diff2Html.prototype.getJsonFromDiff = function(diffInput, config) {
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var cfg = utils.safeConfig(config, defaultConfig);
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return diffParser.generateDiffJson(diffInput, cfg);
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};
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/*
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* Generates the html diff. The config parameter configures the output/input formats and other options
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*/
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Diff2Html.prototype.getPrettyHtml = function(diffInput, config) {
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var cfg = utils.safeConfig(config, defaultConfig);
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var diffJson = diffInput;
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if (!cfg.inputFormat || cfg.inputFormat === 'diff') {
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diffJson = diffParser.generateDiffJson(diffInput, cfg);
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}
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var fileList = '';
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if (cfg.showFiles === true) {
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fileList = htmlPrinter.generateFileListSummary(diffJson, cfg);
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}
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var diffOutput = '';
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if (cfg.outputFormat === 'side-by-side') {
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diffOutput = htmlPrinter.generateSideBySideJsonHtml(diffJson, cfg);
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} else {
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diffOutput = htmlPrinter.generateLineByLineJsonHtml(diffJson, cfg);
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}
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return fileList + diffOutput;
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};
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/*
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* Deprecated methods - The following methods exist only to maintain compatibility with previous versions
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*/
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/*
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* Generates pretty html from string diff input
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*/
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Diff2Html.prototype.getPrettyHtmlFromDiff = function(diffInput, config) {
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var cfg = utils.safeConfig(config, defaultConfig);
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cfg.inputFormat = 'diff';
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cfg.outputFormat = 'line-by-line';
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return this.getPrettyHtml(diffInput, cfg);
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};
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/*
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* Generates pretty html from a json object
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*/
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Diff2Html.prototype.getPrettyHtmlFromJson = function(diffJson, config) {
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var cfg = utils.safeConfig(config, defaultConfig);
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cfg.inputFormat = 'json';
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cfg.outputFormat = 'line-by-line';
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return this.getPrettyHtml(diffJson, cfg);
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};
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/*
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* Generates pretty side by side html from string diff input
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*/
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Diff2Html.prototype.getPrettySideBySideHtmlFromDiff = function(diffInput, config) {
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var cfg = utils.safeConfig(config, defaultConfig);
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cfg.inputFormat = 'diff';
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cfg.outputFormat = 'side-by-side';
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return this.getPrettyHtml(diffInput, cfg);
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};
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/*
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* Generates pretty side by side html from a json object
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*/
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Diff2Html.prototype.getPrettySideBySideHtmlFromJson = function(diffJson, config) {
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var cfg = utils.safeConfig(config, defaultConfig);
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cfg.inputFormat = 'json';
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cfg.outputFormat = 'side-by-side';
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return this.getPrettyHtml(diffJson, cfg);
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};
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var diffObject = new Diff2Html();
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module.exports.Diff2Html = diffObject;
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// Expose diff2html in the browser
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global.Diff2Html = diffObject;
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})();
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