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Add minus and plus commands to build.js.

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Former-commit-id: fcdd2e829de5a6a29ebc342e694b7986d9a5eade
This commit is contained in:
John-David Dalton
2012-09-16 13:22:26 -07:00
parent de1e889f1d
commit a5aecb9d0e
2 changed files with 169 additions and 183 deletions
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270
build.js
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@@ -288,8 +288,9 @@
' lodash mobile Build with IE < 9 bug fixes & method compilation removed',
' lodash strict Build with `_.bindAll`, `_.defaults`, & `_.extend` in strict mode',
' lodash underscore Build with iteration fixes removed and only Underscore’s API',
' lodash exclude=... Comma separated names of methods to exclude from the build',
' lodash include=... Comma separated names of methods to include in the build',
' lodash minus=... Comma separated names of methods to remove from those included in the build',
' lodash plus=... Comma separated names of methods to add to those included in the build',
' lodash category=... Comma separated categories of methods to include in the build',
' (i.e. “arrays”, “chaining”, “collections”, “functions”, “objects”, and “utilities”)',
' lodash exports=... Comma separated names of ways to export the `LoDash` function',
@@ -297,8 +298,7 @@
' lodash iife=... Code to replace the immediately-invoked function expression that wraps Lo-Dash',
' (e.g. “!function(window,undefined){%output%}(this)”)',
'',
' All arguments, except `exclude` with `include` & `legacy` with `csp`/`mobile`,',
' may be combined.',
' All arguments, except `legacy` with `csp`/`mobile`, may be combined.',
'',
' Options:',
'',
@@ -457,6 +457,30 @@
return result ? result[0] : '';
}
/**
* Converts a comma separated options string into an array.
*
* @private
* @param {String} value The option to convert.
* @returns {Array} Returns the new converted array.
*/
function optionToArray(value) {
return value.match(/\w+=(.*)$/)[1].split(/, */);
}
/**
* Converts a comma separated options string into an array containing
* only real method names.
*
* @private
* @param {String} value The option to convert.
* @returns {Array} Returns the new converted array.
*/
function optionToMethodsArray(value) {
// remove nonexistent method names via `_.intersection`
return _.uniq(_.intersection(allMethods, optionToArray(value).map(getRealName)));
}
/**
* Removes the all references to `refName` from `createIterator` in `source`.
*
@@ -685,7 +709,7 @@
// used to report invalid command-line arguments
var invalidArgs = _.reject(options.slice(options[0] == 'node' ? 2 : 0), function(value, index, options) {
if (/^(?:-o|--output)$/.test(options[index - 1]) ||
/^(?:category|exclude|exports|iife|include)=.*$/.test(value)) {
/^(?:category|exclude|exports|iife|include|minus|plus)=.*$/.test(value)) {
return true;
}
return [
@@ -735,10 +759,6 @@
// backup `dependencyMap` to restore later
var dependencyBackup = _.clone(dependencyMap, true);
// collections of method names to exclude or include
var excludeMethods = [],
includeMethods = [];
// flag used to specify a Backbone build
var isBackbone = options.indexOf('backbone') > -1;
@@ -772,38 +792,75 @@
// used to specify the ways to export the `LoDash` function
var exportsOptions = options.reduce(function(result, value) {
var match = value.match(/^exports=(.*)$/);
if (!match) {
return result;
}
return match[1].split(/, */).sort();
return /exports/.test(value)
? optionToArray(value).sort()
: result;
}, exportsAll.slice());
// used to specify whether filtering is for exclusion or inclusion
var filterType = options.reduce(function(result, value) {
if (result) {
return result;
}
var pair = value.match(/^(exclude|include)=(.*)$/);
if (!pair) {
return result;
}
// remove nonexistent method names
var methodNames = _.intersection(allMethods, pair[2].split(/, */).map(getRealName));
if (pair[1] == 'exclude') {
excludeMethods = methodNames;
} else {
includeMethods = methodNames;
}
// return `filterType`
return pair[1];
}, '');
// used to specify a custom IIFE to wrap Lo-Dash
var iife = options.reduce(function(result, value) {
return result || (result = value.match(/^iife=(.*)$/)) && result[1];
}, '');
return result || (result = value.match(/iife=(.*)/)) && result[1];
}, null);
/*------------------------------------------------------------------------*/
// collections of method names
var buildMethods;
var minusMethods = options.reduce(function(result, value) {
return /exclude|minus/.test(value)
? _.union(result, optionToMethodsArray(value))
: result;
}, []);
var plusMethods = options.reduce(function(result, value) {
return /plus/.test(value)
? _.union(result, optionToMethodsArray(value))
: result;
}, []);
// add methods explicitly
options.some(function(value) {
return /include/.test(value) &&
(buildMethods = getDependencies(optionToMethodsArray(value)));
});
// add methods required by Backbone and Underscore builds
if (isBackbone && !buildMethods) {
buildMethods = getDependencies(backboneDependencies);
}
if (isUnderscore && !buildMethods) {
buildMethods = getDependencies(underscoreMethods);
}
// add methods by category
options.some(function(value) {
if (!/category/.test(value)) {
return false;
}
// resolve method names belonging to each category
var methodNames = optionToArray(value).reduce(function(result, category) {
return result.concat(allMethods.filter(function(methodName) {
return RegExp('@category ' + category + '\\b', 'i').test(matchFunction(source, methodName));
}));
}, []);
return (buildMethods = _.union(buildMethods || [], getDependencies(methodNames)));
});
// init `buildMethods` if it hasn't been inited
if (!buildMethods) {
buildMethods = allMethods.slice();
}
if (plusMethods.length) {
buildMethods = _.union(buildMethods, getDependencies(plusMethods));
}
if (minusMethods.length) {
buildMethods = _.without.apply(_, [buildMethods].concat(minusMethods, getDependants(buildMethods)));
}
/*------------------------------------------------------------------------*/
// load customized Lo-Dash module
var lodash = (function() {
@@ -822,7 +879,7 @@
}
}
if (isLegacy) {
['isBindFast', 'isKeysFast', 'isStrictFast', 'nativeBind', 'nativeIsArray', 'nativeKeys'].forEach(function(varName) {
_.each(['isBindFast', 'isKeysFast', 'isStrictFast', 'nativeBind', 'nativeIsArray', 'nativeKeys'], function(varName) {
source = replaceVar(source, varName, 'false');
});
@@ -839,13 +896,6 @@
source = removeVar(source, 'arrayLikeClasses');
source = removeVar(source, 'cloneableClasses');
// remove unused features from `createBound`
source = source.replace(matchFunction(source, 'createBound'), function(match) {
return match
.replace(/(function createBound\([^{]+{)[\s\S]+?(\n *function bound)/, '$1$2')
.replace(/thisBinding *=[^}]+}/, 'thisBinding = thisArg;\n');
});
// replace `arrayLikeClasses` in `_.isEmpty`
source = source.replace(/'if *\(arrayLikeClasses[\s\S]+?' \|\|\\n/, "'if (isArray(value) ||");
@@ -860,6 +910,15 @@
' : value',
' }'
].join('\n'));
// remove unused features from `createBound`
if (buildMethods.indexOf('partial') == -1) {
source = source.replace(matchFunction(source, 'createBound'), function(match) {
return match
.replace(/(function createBound\([^{]+{)[\s\S]+?(\n *function bound)/, '$1$2')
.replace(/thisBinding *=[^}]+}/, 'thisBinding = thisArg;\n');
});
}
}
if (isMobile) {
source = replaceVar(source, 'isKeysFast', 'false');
@@ -879,111 +938,6 @@
/*------------------------------------------------------------------------*/
// customize for Backbone and Underscore builds
if (isUnderscore) {
// don't expose `_.forIn` or `_.forOwn` if `isUnderscore` is `true` unless
// requested by `include`
if (includeMethods.indexOf('forIn') == -1) {
source = source.replace(/ *lodash\.forIn *=.+\n/, '');
}
if (includeMethods.indexOf('forOwn') == -1) {
source = source.replace(/ *lodash\.forOwn *=.+\n/, '');
}
}
// include methods required by Backbone and Underscore builds
[
{ 'flag': isBackbone, 'methodNames': backboneDependencies },
{ 'flag': isUnderscore, 'methodNames': underscoreMethods }
]
.some(function(data) {
var flag = data.flag,
methodNames = data.methodNames;
if (!flag) {
return false;
}
// add any additional sub-dependencies
methodNames = getDependencies(methodNames);
if (filterType == 'exclude') {
// remove excluded methods from `methodNames`
includeMethods = _.without.apply(_, [methodNames].concat(excludeMethods));
}
else if (filterType) {
// merge `methodNames` into `includeMethods`
includeMethods = _.union(includeMethods, methodNames);
}
else {
// include only the `methodNames`
includeMethods = methodNames;
}
filterType = 'include';
return true;
});
/*------------------------------------------------------------------------*/
// include methods by category
options.some(function(value) {
var categories = value.match(/^category=(.*)$/);
if (!categories) {
return false;
}
// resolve method names belonging to each category
var categoryMethods = categories[1].split(/, */).reduce(function(result, category) {
return result.concat(allMethods.filter(function(methodName) {
return RegExp('@category ' + category + '\\b', 'i').test(matchFunction(source, methodName));
}));
}, []);
if (filterType == 'exclude') {
// remove excluded methods from `categoryMethods`
includeMethods = _.without.apply(_, [categoryMethods].concat(excludeMethods));
}
else if (filterType) {
// merge `categoryMethods` into `includeMethods`
includeMethods = _.union(includeMethods, categoryMethods);
}
else {
// include only the `categoryMethods`
includeMethods = categoryMethods;
}
filterType = 'include';
return true;
});
/*------------------------------------------------------------------------*/
// remove methods from the build
(function() {
// exit early if "exclude" or "include" options aren't specified
if (!filterType) {
return;
}
if (filterType == 'exclude') {
// remove methods that are named in `excludeMethods` and their dependants
excludeMethods.forEach(function(methodName) {
getDependants(methodName).concat(methodName).forEach(function(otherName) {
source = removeFunction(source, otherName);
});
});
}
else {
// add dependencies to `includeMethods`
includeMethods = getDependencies(includeMethods);
// remove methods that aren't named in `includeMethods`
allMethods.forEach(function(otherName) {
if (!_.contains(includeMethods, otherName)) {
source = removeFunction(source, otherName);
}
});
}
}());
/*------------------------------------------------------------------------*/
// simplify template snippets by removing unnecessary brackets
source = source.replace(
RegExp("{(\\\\n' *\\+\\s*.*?\\+\\n\\s*' *)}(?:\\\\n)?' *([,\\n])", 'g'), "$1'$2"
@@ -993,11 +947,19 @@
RegExp("{(\\\\n' *\\+\\s*.*?\\+\\n\\s*' *)}(?:\\\\n)?' *\\+", 'g'), "$1;\\n'+"
);
// remove methods from the build
allMethods.forEach(function(otherName) {
if (!_.contains(buildMethods, otherName)) {
source = removeFunction(source, otherName);
}
});
// remove `isArguments` fallback before `isArguments` is transformed by
// other parts of the build process
if (isRemoved(source, 'isArguments')) {
source = removeIsArgumentsFallback(source);
}
// DRY out isType functions
(function() {
var iteratorName = _.find(['forEach', 'forOwn'], function(methodName) {
@@ -1070,11 +1032,11 @@
/*------------------------------------------------------------------------*/
if (isLegacy) {
['isBindFast', 'nativeBind', 'nativeIsArray', 'nativeKeys'].forEach(function(varName) {
_.each(['isBindFast', 'nativeBind', 'nativeIsArray', 'nativeKeys'], function(varName) {
source = removeVar(source, varName);
});
['bind', 'isArray'].forEach(function(methodName) {
_.each(['bind', 'isArray'], function(methodName) {
var snippet = matchFunction(source, methodName),
modified = snippet;
@@ -1223,7 +1185,7 @@
// customize Lo-Dash's IIFE
(function() {
if (iife) {
if (typeof iife == 'string') {
var token = '%output%',
index = iife.indexOf(token);
@@ -1325,7 +1287,9 @@
/*------------------------------------------------------------------------*/
// used to specify creating a custom build
var isCustom = !_.isEqual(exportsOptions, exportsAll) || filterType || iife || isBackbone || isLegacy || isMobile || isStrict || isUnderscore;
var isCustom = isBackbone || isLegacy || isMobile || isStrict || isUnderscore ||
/(?:category|exclude|exports|iife|include|minus|plus)=/.test(options) ||
!_.isEqual(exportsOptions, exportsAll);
// used to specify the output path for builds
var outputPath = options.reduce(function(result, value, index) {