diff2html/src/diff2html.js
2016-07-12 13:47:29 +01:00

108 lines
3.1 KiB
JavaScript

/*
*
* Diff to HTML (diff2html.js)
* Author: rtfpessoa
*
*/
(function() {
var diffParser = require('./diff-parser.js').DiffParser;
var fileLister = require('./file-list-printer.js').FileListPrinter;
var htmlPrinter = require('./html-printer.js').HtmlPrinter;
function Diff2Html() {
}
/*
* Line diff type configuration
var config = {
'wordByWord': true, // (default)
// OR
'charByChar': true
};
*/
/*
* Generates json object from string diff input
*/
Diff2Html.prototype.getJsonFromDiff = function(diffInput, config) {
var configOrEmpty = config || {};
return diffParser.generateDiffJson(diffInput, configOrEmpty);
};
/*
* Generates the html diff. The config parameter configures the output/input formats and other options
*/
Diff2Html.prototype.getPrettyHtml = function(diffInput, config) {
var configOrEmpty = config || {};
var diffJson = diffInput;
if (!configOrEmpty.inputFormat || configOrEmpty.inputFormat === 'diff') {
diffJson = diffParser.generateDiffJson(diffInput, configOrEmpty);
}
var fileList = '';
if (configOrEmpty.showFiles === true) {
fileList = fileLister.generateFileList(diffJson, configOrEmpty);
}
var diffOutput = '';
if (configOrEmpty.outputFormat === 'side-by-side') {
diffOutput = htmlPrinter.generateSideBySideJsonHtml(diffJson, configOrEmpty);
} else {
diffOutput = htmlPrinter.generateLineByLineJsonHtml(diffJson, configOrEmpty);
}
return fileList + diffOutput;
};
/*
* Deprecated methods - The following methods exist only to maintain compatibility with previous versions
*/
/*
* Generates pretty html from string diff input
*/
Diff2Html.prototype.getPrettyHtmlFromDiff = function(diffInput, config) {
var configOrEmpty = config || {};
configOrEmpty.inputFormat = 'diff';
configOrEmpty.outputFormat = 'line-by-line';
return this.getPrettyHtml(diffInput, configOrEmpty);
};
/*
* Generates pretty html from a json object
*/
Diff2Html.prototype.getPrettyHtmlFromJson = function(diffJson, config) {
var configOrEmpty = config || {};
configOrEmpty.inputFormat = 'json';
configOrEmpty.outputFormat = 'line-by-line';
return this.getPrettyHtml(diffJson, configOrEmpty);
};
/*
* Generates pretty side by side html from string diff input
*/
Diff2Html.prototype.getPrettySideBySideHtmlFromDiff = function(diffInput, config) {
var configOrEmpty = config || {};
configOrEmpty.inputFormat = 'diff';
configOrEmpty.outputFormat = 'side-by-side';
return this.getPrettyHtml(diffInput, configOrEmpty);
};
/*
* Generates pretty side by side html from a json object
*/
Diff2Html.prototype.getPrettySideBySideHtmlFromJson = function(diffJson, config) {
var configOrEmpty = config || {};
configOrEmpty.inputFormat = 'json';
configOrEmpty.outputFormat = 'side-by-side';
return this.getPrettyHtml(diffJson, configOrEmpty);
};
var diffObject = new Diff2Html();
module.exports.Diff2Html = diffObject;
// Expose diff2html in the browser
global.Diff2Html = diffObject;
})();