liberty-prettydiff
Version:
Language aware code comparison tool for several web based languages. It also beautifies, minifies, and a few other things.
470 lines (449 loc) • 23.4 kB
JavaScript
/*prettydiff.com topcoms: true, insize: 4, inchar: " ", vertical: true */
/*jshint laxbreak: true*/
/*global __dirname, ace, console, define, global, module, options, process, require */
/*
Execute in a NodeJS app:
var prettydiff = require("prettydiff"),
args = {
source: "asdf",
diff : "asdd",
lang : "text"
},
output = prettydiff(args);
Execute on command line with NodeJS:
node api/node-local.js source:"c:\mydirectory\myfile.js" readmethod:"file" diff:"c:\myotherfile.js"
Execute from JavaScript:
var global = {},
args = {
source: "asdf",
diff : "asdd",
lang : "text"
},
output = prettydiff(args);
Manage with biddle
biddle install http://prettydiff.com/downloads/prettydiff/prettydiff_latest.zip
biddle global prettydiff
prettydiff source:"c:\mydirectory\myfile.js" readmethod:"file" diff:"c:\myotherfile.js"
******* license start *******
@source: http://prettydiff.com/prettydiff.js
@documentation - English: http://prettydiff.com/documentation.xhtml
@licstart The following is the entire license notice for Pretty Diff.
This code may not be used or redistributed unless the following
conditions are met:
* Prettydiff created by Austin Cheney originally on 3 Mar 2009.
http://prettydiff.com/
* The use of diffview.js and prettydiff.js must contain the following
copyright:
Copyright (c) 2007, Snowtide Informatics Systems, Inc.
All rights reserved.
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the
distribution.
- Neither the name of the Snowtide Informatics Systems nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written
permission.
- used as diffview function
http://prettydiff.com/lib/diffview.js
* The code mentioned above has significantly expanded documentation in
each of the respective function's external JS file as linked from the
documentation page:
http://prettydiff.com/documentation.php
* In addition to the previously stated requirements any use of any
component, aside from directly using the full files in their entirety,
must restate the license mentioned at the top of each concerned file.
If each and all these conditions are met use, extension, alteration,
and redistribution of Pretty Diff and its required assets is unlimited
and free without author permission.
@licend The above is the entire license notice for Pretty Diff.
******* license end *******
Special thanks to:
* Harry Whitfield for the numerous test cases provided against
JSPretty. http://g6auc.me.uk/
* Andreas Greuel for contributing samples to test diffview.js
https://plus.google.com/105958105635636993368/posts
*/
(function prettydiff_init() {
"use strict";
if (typeof global.prettydiff !== "object") {
global.prettydiff = {};
}
if (typeof global.prettydiff.meta !== "object") {
// schema for global.prettydiff.meta lang - array, language detection time - string,
// proctime (total execution time minus visual rendering) insize - number, input
// size outsize - number, output size difftotal - number, difference count
// difflines - number, difference lines
global.prettydiff.meta = {
difflines: 0,
difftotal: 0,
error : "",
insize : 0,
lang : [
"", "", ""
],
outsize : 0,
time : ""
};
}
if (typeof require === "function" && (typeof ace !== "object" || ace.prettydiffid === undefined)) {
(function glib_prettydiff() {
var localPath = (typeof process === "object" && typeof process.cwd === "function" && (process.cwd() === "/" || (/^([a-z]:\\)$/).test(process.cwd()) === true) && typeof __dirname === "string")
? __dirname
: ".";
if (global.prettydiff.language === undefined) {
global.prettydiff.language = require(localPath + "/lib/language.js");
}
if (global.prettydiff.finalFile === undefined) {
global.prettydiff.finalFile = require(localPath + "/lib/finalFile.js");
}
if (global.prettydiff.csspretty === undefined) {
global.prettydiff.csspretty = require(localPath + "/lib/csspretty.js");
}
if (global.prettydiff.csvpretty === undefined) {
global.prettydiff.csvpretty = require(localPath + "/lib/csvpretty.js");
}
if (global.prettydiff.diffview === undefined) {
global.prettydiff.diffview = require(localPath + "/lib/diffview.js");
}
if (global.prettydiff.jspretty === undefined) {
global.prettydiff.jspretty = require(localPath + "/lib/jspretty.js");
}
if (global.prettydiff.options === undefined) {
global.prettydiff.options = require(localPath + "/lib/options.js");
}
if (global.prettydiff.safeSort === undefined) {
global.prettydiff.safeSort = require(localPath + "/lib/safeSort.js");
}
if (global.prettydiff.markuppretty === undefined) {
global.prettydiff.markuppretty = require(localPath + "/lib/markuppretty.js");
}
}());
}
var prettydiff = function prettydiff_(api) {
var startTime = (typeof Date.now === "function")
? Date.now()
: (function prettydiff__dateShim() {
var dateItem = new Date();
return Date.parse(dateItem);
}()),
core = function core_(api) {
var spacetest = (/^\s+$/g),
apioutput = "",
apidiffout = "",
metaerror = "",
finalFile = global.prettydiff.finalFile,
options = global.prettydiff.options.functions.validate(api),
jspretty = function core__jspretty() {
var jsout = global.prettydiff.jspretty(options);
if (options.nodeasync === true) {
metaerror = jsout[1];
return jsout[0];
}
metaerror = global.prettydiff.meta.error;
return jsout;
},
markuppretty = function core__markuppretty() {
var markout = global.prettydiff.markuppretty(options);
if (options.nodeasync === true) {
metaerror = markout[1];
if (options.mode === "beautify" && options.inchar !== "\t") {
markout[0] = markout[0].replace(/\r?\n[\t]*\u0020\/>/g, "");
} else if (options.mode === "diff") {
markout[0] = markout[0].replace(/\r?\n[\t]*\u0020\/>/g, "");
}
return markout[0];
}
metaerror = global.prettydiff.meta.error;
if (options.mode === "beautify" && options.inchar !== "\t") {
markout = markout.replace(/\r?\n[\t]*\u0020\/>/g, "");
} else if (options.mode === "diff") {
markout = markout.replace(/\r?\n[\t]*\u0020\/>/g, "");
}
return markout;
},
csspretty = function core__markupcss() {
var cssout = global.prettydiff.csspretty(options);
if (options.nodeasync === true) {
metaerror = cssout[1];
return cssout[0];
}
metaerror = global.prettydiff.meta.error;
return cssout;
},
proctime = function core__proctime() {
var minuteString = "",
hourString = "",
minutes = 0,
hours = 0,
elapsed = (typeof Date.now === "function")
? ((Date.now() - startTime) / 1000)
: (function core__proctime_dateShim() {
var dateitem = new Date();
return Date.parse(dateitem);
}()),
secondString = elapsed.toFixed(3),
plural = function core__proctime_plural(x, y) {
var a = x + y;
if (x !== 1) {
a = a + "s";
}
if (y !== " second") {
a = a + " ";
}
return a;
},
minute = function core__proctime_minute() {
minutes = parseInt((elapsed / 60), 10);
minuteString = plural(minutes, " minute");
minutes = elapsed - (minutes * 60);
secondString = (minutes === 1)
? "1 second"
: minutes.toFixed(3) + " seconds";
};
if (elapsed >= 60 && elapsed < 3600) {
minute();
} else if (elapsed >= 3600) {
hours = parseInt((elapsed / 3600), 10);
hourString = hours.toString();
elapsed = elapsed - (hours * 3600);
hourString = plural(hours, " hour");
minute();
} else {
secondString = plural(secondString, " second");
}
return hourString + minuteString + secondString;
},
output = function core__output(finalProduct, difftotal, difflines) {
var meta = {
difflines: 0,
difftotal: 0,
error : "",
insize : 0,
lang : [
"", "", ""
],
outsize : 0,
time : ""
};
meta.lang = options.autoval;
meta.time = proctime();
meta.insize = (options.mode === "diff")
? options.source.length + options.diff.length
: options.source.length;
if (options.mode === "parse" && options.lang !== "text" && typeof finalProduct === "object" && (options.autoval[0] !== "" || options.lang !== "auto")) {
if (options.parseFormat === "sequential" || options.parseFormat === "htmltable") {
meta.outsize = finalProduct.data.length;
} else {
meta.outsize = finalProduct.data.token.length;
}
} else {
meta.outsize = finalProduct.length;
}
if (options.autoval[0] === "text" && options.mode !== "diff") {
if (options.autoval[2] === "unknown") {
meta.error = "Language is set to auto, but could not be detected. File not parsed.";
} else {
meta.error = "Language is set to text, but plain text is only supported in diff mode. File not" +
" parsed.";
}
}
if (difftotal !== undefined) {
meta.difftotal = difftotal;
}
if (difflines !== undefined) {
meta.difflines = difflines;
}
meta.error = metaerror;
if (options.nodeasync === true) {
return [finalProduct, meta];
}
global.prettydiff.meta = meta;
return finalProduct;
};
if (options.source === "" && (options.mode === "beautify" || options.mode === "minify" || options.mode === "analysis" || (options.mode === "diff" && options.diffcli === false) || (options.mode === "parse" && options.parseFormat === "htmltable"))) {
metaerror = "options.source is empty!";
return output("");
}
if (options.mode === "diff" && options.diffcli === false) {
if (options.diff === "") {
metaerror = "options.mode is 'diff' and options.diff is empty!";
return output("");
}
if (options.lang === "csv") {
options.lang = "text";
}
}
if (options.autoval[0] === "text" && options.mode !== "diff") {
metaerror = "Language is either text or undetermined, but text is only allowed for the 'diff'" +
" mode!";
return output(options.source);
}
finalFile.order[7] = options.color;
if (options.mode === "diff") {
options.vertical = false;
options.jsscope = "none";
options.preserve = 0;
if (options.diffcomments === false) {
options.comments = "nocomment";
}
if (options.lang === "css") {
apioutput = csspretty();
options.source = options.diff;
apidiffout = csspretty();
} else if (options.lang === "csv") {
apioutput = global.prettydiff.csvpretty(options);
apidiffout = global.prettydiff.csvpretty(options);
} else if (options.lang === "markup") {
apioutput = markuppretty();
options.source = options.diff;
apidiffout = markuppretty();
} else if (options.lang === "text") {
apioutput = options.source;
apidiffout = options.diff;
} else {
apioutput = jspretty();
options.source = options.diff;
apidiffout = jspretty();
}
if (options.quote === true) {
apioutput = apioutput.replace(/'/g, "\"");
apidiffout = apidiffout.replace(/'/g, "\"");
}
if (options.semicolon === true) {
apioutput = apioutput
.replace(/;\r\n/g, "\r\n")
.replace(/;\n/g, "\n");
apidiffout = apidiffout
.replace(/;\r\n/g, "\r\n")
.replace(/;\n/g, "\n");
}
if (options.sourcelabel === "" || spacetest.test(options.sourcelabel)) {
options.sourcelabel = "Base Text";
}
if (options.difflabel === "" || spacetest.test(options.difflabel)) {
options.difflabel = "New Text";
}
if (options.jsx === true) {
options.autoval = ["jsx", "javascript", "React JSX"];
}
return (function core__diff() {
var a = "";
options.diff = apidiffout;
options.source = apioutput;
if (options.diffcli === true) {
return output(global.prettydiff.diffview(options));
}
if (apioutput === "Error: This does not appear to be JavaScript." || apidiffout === "Error: This does not appear to be JavaScript.") {
return output("<p><strong>Error:</strong> Please try using the option labeled <em>Plain Text (d" +
"iff only)</em>. <span style='display:block'>The input does not appear to be mark" +
"up, CSS, or JavaScript.</span></p>");
}
if (options.lang === "text") {
options.inchar = "";
}
a = global.prettydiff.diffview(options);
if (options.jsx === true) {
options.autoval = ["jsx", "javascript", "React JSX"];
}
if (options.api === "") {
finalFile.order[10] = a[0];
finalFile.order[12] = finalFile.script.diff;
return output(finalFile.order.join(""), a[1], a[2]);
}
return output(a[0], a[1], a[2]);
}());
} else {
if (options.mode === "analysis") {
options.accessibility = true;
}
if (options.lang === "css") {
apioutput = csspretty();
} else if (options.lang === "csv") {
apioutput = global.prettydiff.csvpretty(options);
} else if (options.lang === "markup") {
apioutput = markuppretty();
} else if (options.lang === "text") {
apioutput = options.source;
apidiffout = "";
} else {
apioutput = jspretty();
}
if (options.api === "") {
if (options.mode === "analysis" || (options.mode === "parse" && options.parseFormat === "htmltable")) {
finalFile.order[10] = apidiffout;
apioutput = finalFile.order.join("");
} else if (options.mode === "beautify" && options.jsscope !== "none" && (options.lang === "javascript" || options.lang === "json")) {
finalFile.order[10] = apidiffout;
finalFile.order[12] = finalFile.script.beautify;
apioutput = finalFile.order.join("");
}
}
if (options.jsx === true) {
options.autoval = ["jsx", "javascript", "React JSX"];
}
return output(apioutput);
}
};
return core(api);
};
global.prettydiff.edition = {
addon : {
ace: 160307
},
api : {
dom : 161002, //dom.js
nodeLocal: 160816 //node-local.js
},
css : 161204, //css files
csspretty : 170129, //csspretty lib
csvpretty : 160816, //csvpretty lib
diffview : 161002, //diffview lib
documentation: 161204, //documentation.xhtml and various guide pages
finalFile : 160816, //HTML report generator
jspretty : 170129, //jspretty lib
language : 170129, //language lib
latest : 0,
lint : 170129, //unit test and lint automation as test/lint.js
markuppretty : 170129, //markuppretty lib
options : 161002, //options management
prettydiff : 170129, //this file
safeSort : 160816, //safeSort lib
version : "2.1.16", //version number
webtool : 161204
};
global.prettydiff.edition.latest = (function edition_latest() {
return Math.max(global.prettydiff.edition.css, global.prettydiff.edition.csspretty, global.prettydiff.edition.csvpretty, global.prettydiff.edition.diffview, global.prettydiff.edition.documentation, global.prettydiff.edition.finalFile, global.prettydiff.edition.jspretty, global.prettydiff.edition.language, global.prettydiff.edition.markuppretty, global.prettydiff.edition.options, global.prettydiff.edition.prettydiff, global.prettydiff.edition.webtool, global.prettydiff.edition.api.dom, global.prettydiff.edition.api.nodeLocal);
}());
if (typeof module === "object" && typeof module.parent === "object") {
//commonjs and nodejs support
module.exports.edition = global.prettydiff.edition;
module.exports.meta = global.prettydiff.meta;
module.exports = function commonjs_prettydiff(x) {
return prettydiff(x);
};
if (process.argv.length === 2 && process.argv[1].indexOf("prettydiff.js") > -1) {
console.log("Please try: node api/node-local.js");
}
} else if ((typeof define === "object" || typeof define === "function") && (typeof ace !== "object" || ace.prettydiffid === undefined)) {
//requirejs support
define(function requirejs(require, module) {
module.exports.edition = global.prettydiff.edition;
module.exports.meta = global.prettydiff.meta;
module.exports = function requirejs_prettydiff_export(x) {
return prettydiff(x);
};
//worthless if block to appease RequireJS and JSLint
if (typeof require === "number") {
return require;
}
return function requirejs_prettydiff_module(x) {
prettydiff(x);
};
});
} else {
global.prettydiff.prettydiff = prettydiff;
}
}());