86 lines
2.3 KiB
JavaScript
86 lines
2.3 KiB
JavaScript
/*
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*
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* PrinterUtils (printer-utils.js)
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* Author: rtfpessoa
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*
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*/
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(function (global, undefined) {
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// dirty hack for browser compatibility
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var jsDiff = (typeof JsDiff !== "undefined" && JsDiff) || require("../lib/diff.js");
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function PrinterUtils() {
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}
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PrinterUtils.prototype.getDiffName = function (file) {
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var oldFilename = file.oldName;
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var newFilename = file.newName;
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if (oldFilename && newFilename
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&& oldFilename !== newFilename
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&& !isDeletedName(newFilename)) {
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return oldFilename + " -> " + newFilename;
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} else if (newFilename && !isDeletedName(newFilename)) {
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return newFilename;
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} else if (oldFilename) {
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return oldFilename;
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} else {
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return "Unknown filename";
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}
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};
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PrinterUtils.prototype.diffHighlight = function (diffLine1, diffLine2, config) {
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var lineStart1, lineStart2;
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var prefixSize = 1;
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if (config.isCombined) prefixSize = 2;
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lineStart1 = diffLine1.substr(0, prefixSize);
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lineStart2 = diffLine2.substr(0, prefixSize);
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diffLine1 = diffLine1.substr(prefixSize);
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diffLine2 = diffLine2.substr(prefixSize);
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var diff;
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if (config.charByChar) diff = jsDiff.diffChars(diffLine1, diffLine2);
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else diff = jsDiff.diffWordsWithSpace(diffLine1, diffLine2);
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//var diff = jsDiff.diffChars(diffLine1, diffLine2);
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//var diff = jsDiff.diffWordsWithSpace(diffLine1, diffLine2);
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var highlightedLine = "";
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diff.forEach(function (part) {
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var elemType = part.added ? 'ins' : part.removed ? 'del' : null;
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if (elemType !== null) highlightedLine += "<" + elemType + ">" + part.value + "</" + elemType + ">";
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else highlightedLine += part.value;
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});
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return {
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o: lineStart1 + removeIns(highlightedLine),
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n: lineStart2 + removeDel(highlightedLine)
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}
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};
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function isDeletedName(name) {
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return name === "dev/null";
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}
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function removeIns(line) {
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return line.replace(/(<ins>((.|\n)*?)<\/ins>)/g, "");
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}
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function removeDel(line) {
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return line.replace(/(<del>((.|\n)*?)<\/del>)/g, "");
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}
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if (typeof module !== 'undefined' && module.exports) {
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module.exports.PrinterUtils = new PrinterUtils();
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} else if (typeof global.PrinterUtils === 'undefined') {
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global.PrinterUtils = new PrinterUtils();
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}
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})(this);
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