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Underscore 0.4.7 is done

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Jeremy Ashkenas
2009-12-06 14:13:25 -05:00
parent 7a1f92a8c5
commit 4bd535e7f1
4 changed files with 35 additions and 23 deletions
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9
Rakefile Normal file
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@@ -0,0 +1,9 @@
require 'rubygems'
require 'closure-compiler'
desc "Use the Closure Compiler to compress Underscore.js"
task :build do
js = File.open('underscore.js', 'r')
min = Closure::Compiler.new.compile(js)
File.open('underscore-min.js', 'w') {|f| f.write(min) }
end

5
index.html
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@@ -998,7 +998,10 @@ _([1, 2, 3]).value();
<p>
<b class="header">0.4.7</b><br />
Added <tt>isDate</tt>, <tt>isNaN</tt>, and <tt>isNull</tt>, for completeness.
Optimizations for <tt>isEqual</tt> when checking equality between Arrays
or Dates. <tt>_.keys</tt> is now <small><i><b>25%&ndash;2X</b></i></small> faster (depending on your
browser) which speeds up the functions that rely on it, such as <tt>_.each</tt>.
</p>
<p>

30
underscore-min.js vendored
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@@ -1,15 +1,15 @@
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"[object Array]"};b.isFunction=function(a){return Object.prototype.toString.call(a)=="[object Function]"};b.isString=function(a){return Object.prototype.toString.call(a)=="[object String]"};b.isNumber=function(a){return Object.prototype.toString.call(a)=="[object Number]"};b.isUndefined=function(a){return typeof a=="undefined"};b.noConflict=function(){j._=m;return this};b.identity=function(a){return a};b.breakLoop=function(){throw l;};var n=0;b.uniqueId=function(a){var c=n++;return a?a+c:c};b.functions=
function(){var a=[];for(var c in b)Object.prototype.hasOwnProperty.call(b,c)&&a.push(c);return b.without(a,"VERSION","prototype","noConflict").sort()};b.template=function(a,c){a=new Function("obj","var p=[],print=function(){p.push.apply(p,arguments);};with(obj){p.push('"+a.replace(/[\r\t\n]/g," ").split("<%").join("\t").replace(/((^|%>)[^\t]*)'/g,"$1\r").replace(/\t=(.*?)%>/g,"',$1,'").split("\t").join("');").split("%>").join("p.push('").split("\r").join("\\'")+"');}return p.join('');");return c?
a(c):a};b.forEach=b.each;b.foldl=b.inject=b.reduce;b.foldr=b.reduceRight;b.filter=b.select;b.every=b.all;b.some=b.any;b.head=b.first;b.tail=b.rest;b.methods=b.functions;var k=function(a,c){return c?b(a).chain():a};b.each(b.functions(),function(a){i.prototype[a]=function(){Array.prototype.unshift.call(arguments,this._wrapped);return k(b[a].apply(b,arguments),this._chain)}});b.each(["pop","push","reverse","shift","sort","splice","unshift"],function(a){i.prototype[a]=function(){Array.prototype[a].apply(this._wrapped,
arguments);return k(this._wrapped,this._chain)}});b.each(["concat","join","slice"],function(a){i.prototype[a]=function(){return k(Array.prototype[a].apply(this._wrapped,arguments),this._chain)}});i.prototype.chain=function(){this._chain=true;return this};i.prototype.value=function(){return this._wrapped}})();
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a.map)return a.map(c,d);var e=[];b.each(a,function(f,g,h){e.push(c.call(d,f,g,h))});return e};b.reduce=function(a,c,d,e){if(a&&a.reduce)return a.reduce(b.bind(d,e),c);b.each(a,function(f,g,h){c=d.call(e,c,f,g,h)});return c};b.reduceRight=function(a,c,d,e){if(a&&a.reduceRight)return a.reduceRight(b.bind(d,e),c);var f=b.clone(b.toArray(a)).reverse();b.each(f,function(g,h){c=d.call(e,c,g,h,a)});return c};b.detect=function(a,c,d){var e;b.each(a,function(f,g,h){if(c.call(d,f,g,h)){e=f;b.breakLoop()}});
return e};b.select=function(a,c,d){if(a.filter)return a.filter(c,d);var e=[];b.each(a,function(f,g,h){c.call(d,f,g,h)&&e.push(f)});return e};b.reject=function(a,c,d){var e=[];b.each(a,function(f,g,h){!c.call(d,f,g,h)&&e.push(f)});return e};b.all=function(a,c,d){c=c||b.identity;if(a.every)return a.every(c,d);var e=true;b.each(a,function(f,g,h){(e=e&&c.call(d,f,g,h))||b.breakLoop()});return e};b.any=function(a,c,d){c=c||b.identity;if(a.some)return a.some(c,d);var e=false;b.each(a,function(f,g,h){if(e=
c.call(d,f,g,h))b.breakLoop()});return e};b.include=function(a,c){if(b.isArray(a))return b.indexOf(a,c)!=-1;var d=false;b.each(a,function(e){if(d=e===c)b.breakLoop()});return d};b.invoke=function(a,c){var d=b.rest(arguments,2);return b.map(a,function(e){return(c?e[c]:e).apply(e,d)})};b.pluck=function(a,c){return b.map(a,function(d){return d[c]})};b.max=function(a,c,d){if(!c&&b.isArray(a))return Math.max.apply(Math,a);var e={computed:-Infinity};b.each(a,function(f,g,h){g=c?c.call(d,f,g,h):f;g>=e.computed&&
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14
underscore.js
View File

@@ -31,7 +31,7 @@
if (typeof exports !== 'undefined') exports._ = _;
// Maintain a reference to the Object prototype for quick access.
var oproto = Object.prototype;
var objPro = Object.prototype;
// Current version.
_.VERSION = '0.4.7';
@@ -395,7 +395,7 @@
_.keys = function(obj) {
if(_.isArray(obj)) return _.range(0, obj.length);
var keys = [];
for (var key in obj) if (oproto.hasOwnProperty.call(obj, key)) keys.push(key);
for (var key in obj) if (objPro.hasOwnProperty.call(obj, key)) keys.push(key);
return keys;
};
@@ -456,27 +456,27 @@
// Is a given value a real Array?
_.isArray = function(obj) {
return oproto.toString.call(obj) == '[object Array]';
return objPro.toString.call(obj) == '[object Array]';
};
// Is a given value a Function?
_.isFunction = function(obj) {
return oproto.toString.call(obj) == '[object Function]';
return objPro.toString.call(obj) == '[object Function]';
};
// Is a given value a String?
_.isString = function(obj) {
return oproto.toString.call(obj) == '[object String]';
return objPro.toString.call(obj) == '[object String]';
};
// Is a given value a Number?
_.isNumber = function(obj) {
return oproto.toString.call(obj) == '[object Number]';
return objPro.toString.call(obj) == '[object Number]';
};
// Is a given value a Date?
_.isDate = function(obj) {
return oproto.toString.call(obj) == '[object Date]';
return objPro.toString.call(obj) == '[object Date]';
};
// Is the given value NaN -- this one is interesting. NaN != NaN, and