mirror of
https://github.com/whoisclebs/lodash.git
synced 2026-02-04 08:57:49 +00:00
Replace the Makefile with a JavaScript-based build system (requires Node).
Former-commit-id: aedf3fb890ad4f84bafa6034a51c7668da07e08a
This commit is contained in:
Kit Cambridge
@@ -1,34 +0,0 @@
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#!/usr/bin/env node
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;(function() {
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'use strict';
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/** The filesystem module */
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var fs = require('fs');
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/** The JavaScript source */
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var src = fs.readFileSync(process.argv[2], 'utf8');
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/** The minimal license/copyright header */
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var license =
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'/*!\n' +
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' Lo-Dash @VERSION github.com/bestiejs/lodash/blob/master/LICENSE.txt\n' +
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' Underscore.js 1.3.3 github.com/documentcloud/underscore/blob/master/LICENSE\n' +
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'*/';
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/*--------------------------------------------------------------------------*/
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// set the version
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license = license.replace('@VERSION', /VERSION:([\'"])(.*?)\1/.exec(src).pop());
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// move vars exposed by Closure Compiler into the IIFE
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src = src.replace(/^([^(\n]+)\s*(\(function[^)]+\){)/, '$2$1');
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// use double quotes consistently
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src = src.replace(/'use strict'/, '"use strict"');
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// add license
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src = license + '\n;' + src;
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// write to the same file
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fs.writeFileSync(process.argv[2], src, 'utf8');
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}());
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@@ -1,204 +0,0 @@
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#!/usr/bin/env node
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;(function() {
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'use strict';
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/** The filesystem module */
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var fs = require('fs');
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/** The JavaScript source */
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var src = fs.readFileSync(process.argv[2], 'utf8');
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/** Used to minify variables embedded in compiled strings */
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var compiledVars = [
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'accumulator',
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'array',
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'arrayClass',
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'bind',
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'callback',
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'className',
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'collection',
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'computed',
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'concat',
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'current',
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'false',
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'funcClass',
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'hasOwnProperty',
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'identity',
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'index',
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'indexOf',
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'Infinity',
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'initial',
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'isArray',
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'isEmpty',
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'length',
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'object',
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'Math',
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'property',
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'result',
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'slice',
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'source',
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'stringClass',
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'target',
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'thisArg',
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'toString',
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'true',
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'undefined',
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'value',
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'values'
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];
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/** Used to minify string values embedded in compiled strings */
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var compiledValues = [
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'arrays',
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'objects'
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];
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/** Used to minify `iterationFactory` option properties */
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var iterationFactoryOptions = [
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'afterLoop',
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'args',
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'array',
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'beforeLoop',
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'bottom',
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'exits',
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'inLoop',
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'init',
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'iterate',
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'loopExp',
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'object',
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'returns',
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'top',
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'useHas'
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];
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/** Used to minify variables and string values to a single character */
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var minNames = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'.split('');
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/** Used protect the specified properties from getting minified */
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var propWhitelist = [
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'_',
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'amd',
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'chain',
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'clearInterval',
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'criteria',
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'escape',
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'evaluate',
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'interpolate',
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'isEqual',
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'isFinite',
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'lodash',
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'setTimeout',
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'templateSettings',
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'toArray',
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'value',
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'variable'
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];
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/*--------------------------------------------------------------------------*/
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/**
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* Remove copyright to add later in post-compile.js
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*/
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src = src.replace(/\/\*![\s\S]+?\*\//, '');
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/**
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* Correct JSDoc tags for Closure Compiler.
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*/
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src = src.replace(/@(?:alias|category)[^\n]*/g, '');
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/**
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* Add brackets to whitelisted properties so Closure Compiler won't mung them.
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* http://code.google.com/closure/compiler/docs/api-tutorial3.html#export
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*/
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src = src.replace(RegExp('\\.(' + iterationFactoryOptions.concat(propWhitelist).join('|') + ')\\b', 'g'), "['$1']");
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/**
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* Minify `sortBy` and `template` methods.
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*/
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['sortBy', 'template'].forEach(function(methodName) {
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var properties = ['criteria', 'value'],
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snippet = src.match(RegExp('(\\n\\s*)function ' + methodName + '[\\s\\S]+?\\1}'))[0],
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result = snippet;
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// minify property strings
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properties.forEach(function(property, index) {
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result = result.replace(RegExp("'" + property + "'", 'g'), "'" + minNames[index] + "'");
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});
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// remove escaped newlines in strings
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result = result.replace(/\\n/g, '');
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// replace with modified snippet
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src = src.replace(snippet, result);
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});
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/*--------------------------------------------------------------------------*/
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/**
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* Minify all `iterationFactory` related snippets.
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*/
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src.match(
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RegExp([
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// match variables storing `iterationFactory` options
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'var [a-zA-Z]+FactoryOptions\\s*=\\s*\\{[\\s\\S]+?};\\n',
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// match the the `iterationFactory` function
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'(\\n\\s*)function iterationFactory[\\s\\S]+?\\1}',
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// match methods created by `iterationFactor` calls
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'iterationFactory\\((?:[\'{]|[a-zA-Z]+,)[\\s\\S]+?\\);\\n'
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].join('|'), 'g')
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)
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.forEach(function(snippet, index) {
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var result = snippet;
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// add `true` and `false` arguments to be minified
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if (/function iterationFactory/.test(snippet)) {
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result = result
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.replace(/(Function\('[\s\S]+?)undefined/, '$1true,false,undefined')
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.replace(/\)\([^)]+/, '$&,true,false');
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// replace with modified snippet early and clip snippet
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src = src.replace(snippet, result);
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snippet = result = result.replace(/\)\([\s\S]+$/, '');
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}
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// minify snippet variables/arguments
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compiledVars.forEach(function(variable, index) {
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result = result.replace(RegExp('([^.]\\b|\\\\n)' + variable + '\\b(?!\'\\s*[\\]:])', 'g'), '$1' + minNames[index]);
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// correct `typeof x == 'object'`
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if (variable == 'object') {
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result = result.replace(RegExp("(typeof [^']+')" + minNames[index] + "'", 'g'), "$1object'");
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}
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// correct boolean literals
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if (variable == 'true' || variable == 'false') {
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result = result
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.replace(RegExp(':\\s*' + minNames[index] + '\\s*,', 'g'), ':' + variable + ',')
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.replace(RegExp('\\s*' + minNames[index] + '\\s*;', 'g'), variable + ';');
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}
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});
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// minify snippet values
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compiledValues.forEach(function(value, index) {
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result = result.replace(RegExp("'" + value + "'", 'g'), "'" + minNames[index] + "'");
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});
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// minify iterationFactory option property strings
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iterationFactoryOptions.forEach(function(property, index) {
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if (property == 'array' || property == 'object') {
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result = result.replace(RegExp("'" + property + "'(\\s*[\\]:])", 'g'), "'" + minNames[index] + "'$1");
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} else {
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result = result.replace(RegExp("'" + property + "'", 'g'), "'" + minNames[index] + "'");
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}
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});
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// remove escaped newlines in strings
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result = result.replace(/\\n/g, '');
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// replace with modified snippet
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src = src.replace(snippet, result);
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});
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/*--------------------------------------------------------------------------*/
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// write to the same file
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fs.writeFileSync(process.argv[2], src, 'utf8');
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}());
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