Add _.chain alias of _. [closes #267]

Former-commit-id: 580e4346444096c7fa77cfc5cf2c68b6cf891fcf

build.js

@@ -180,7 +180,6 @@
     'zipObject': [],
 
     // method used by the `backbone` and `underscore` builds
-    'chain': ['value'],
     'findWhere': ['find']
   };
 
@@ -202,7 +201,7 @@
   var allMethods = _.without(_.keys(dependencyMap));
 
   /** List of Lo-Dash methods */
-  var lodashMethods = _.without(allMethods, 'chain', 'findWhere');
+  var lodashMethods = _.without(allMethods, 'findWhere');
 
   /** List of Backbone's Lo-Dash dependencies */
   var backboneDependencies = [
@@ -280,7 +279,9 @@
   ];
 
   /** List of Underscore methods */
-  var underscoreMethods = _.without.apply(_, [allMethods].concat(lodashOnlyMethods));
+  var underscoreMethods = _.without
+    .apply(_, [allMethods].concat(lodashOnlyMethods))
+    .concat('chain');
 
   /** List of ways to export the `lodash` function */
   var exportsAll = [
@@ -366,9 +367,9 @@
       ].join('\n' + indent));
     });
 
-    // add `lodash.chain` assignment
+    // replace `lodash.chain` assignment
     source = source.replace(getMethodAssignments(source), function(match) {
-      return match.replace(/^(?: *\/\*[^*]*\*+(?:[^\/][^*]*\*+)*\/\n)?( *)lodash\.VERSION *=/m, '$1lodash.chain = chain;\n\n$&');
+      return match.replace(/^( *lodash\.chain *= *).+/m, '$1chain;');
     });
 
     // add `lodash.prototype.chain` assignment
@@ -1803,6 +1804,7 @@
           }
         });
 
+        dependencyMap.chain = ['value'];
         dependencyMap.findWhere = ['where'];
         dependencyMap.reduceRight = _.without(dependencyMap.reduceRight, 'isString');
         dependencyMap.value = _.without(dependencyMap.value, 'isArray');
@@ -2357,6 +2359,20 @@
             '}'
           ].join('\n'));
         }
+        // replace `_.memoize`
+        if (!useLodashMethod('memoize')) {
+           source = replaceFunction(source, 'memoize', [
+              'function memoize(func, resolver) {',
+              '  var cache = {};',
+              '  return function() {',
+              '    var key = keyPrefix + (resolver ? resolver.apply(this, arguments) : arguments[0]);',
+              '    return hasOwnProperty.call(cache, key)',
+              '      ? cache[key]',
+              '      : (cache[key] = func.apply(this, arguments));',
+              '  };',
+              '}'
+          ].join('\n'));
+        }
         // replace `_.omit`
         if (!useLodashMethod('omit')) {
           source = replaceFunction(source, 'omit', [

dist/lodash.compat.js

@@ -281,6 +281,7 @@
      *
      * @name _
      * @constructor
+     * @alias chain
      * @category Chaining
      * @param {Mixed} value The value to wrap in a `lodash` instance.
      * @returns {Object} Returns a `lodash` instance.
@@ -4598,13 +4599,16 @@
      * });
      */
     function memoize(func, resolver) {
-      var cache = {};
-      return function() {
-        var key = keyPrefix + (resolver ? resolver.apply(this, arguments) : arguments[0]);
+      function memoized() {
+        var cache = memoized.cache,
+            key = keyPrefix + (resolver ? resolver.apply(this, arguments) : arguments[0]);
+
         return hasOwnProperty.call(cache, key)
           ? cache[key]
           : (cache[key] = func.apply(this, arguments));
-      };
+      }
+      memoized.cache = {};
+      return memoized;
     }
 
     /**
@@ -5355,6 +5359,7 @@
     lodash.zipObject = zipObject;
 
     // add aliases
+    lodash.chain = lodash;
     lodash.collect = map;
     lodash.drop = rest;
     lodash.each = forEach;

dist/lodash.compat.min.js

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dist/lodash.js

@@ -256,6 +256,7 @@
      *
      * @name _
      * @constructor
+     * @alias chain
      * @category Chaining
      * @param {Mixed} value The value to wrap in a `lodash` instance.
      * @returns {Object} Returns a `lodash` instance.
@@ -4299,13 +4300,16 @@
      * });
      */
     function memoize(func, resolver) {
-      var cache = {};
-      return function() {
-        var key = keyPrefix + (resolver ? resolver.apply(this, arguments) : arguments[0]);
+      function memoized() {
+        var cache = memoized.cache,
+            key = keyPrefix + (resolver ? resolver.apply(this, arguments) : arguments[0]);
+
         return hasOwnProperty.call(cache, key)
           ? cache[key]
           : (cache[key] = func.apply(this, arguments));
-      };
+      }
+      memoized.cache = {};
+      return memoized;
     }
 
     /**
@@ -5056,6 +5060,7 @@
     lodash.zipObject = zipObject;
 
     // add aliases
+    lodash.chain = lodash;
     lodash.collect = map;
     lodash.drop = rest;
     lodash.each = forEach;

dist/lodash.min.js

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-},G.union=function(n){return ke(n)||(arguments[0]=n?me.call(n):Qt),St(te.apply(Qt,arguments))},G.uniq=St,G.unzip=At,G.values=st,G.where=yt,G.without=function(n){return Ct(n,me.call(arguments,1))},G.wrap=function(n,t){return function(){var e=[n];return ae.apply(e,arguments),t.apply(this,e)}},G.zip=function(n){return n?At(arguments):[]},G.zipObject=$t,G.collect=mt,G.drop=It,G.each=bt,G.extend=U,G.methods=ut,G.object=$t,G.select=yt,G.tail=It,G.unique=St,Tt(G),G.clone=rt,G.cloneDeep=function(n,t,e){return rt(n,r,t,e)
+n:for(;++u<a;){var c=n[u];if(o)var l=p+c,l=r[0][l]?!(f=r[0][l]):f=r[0][l]=[];if(l||0>Et(f,c)){o&&f.push(c);for(var v=e;--v;)if(!(r[v]||(r[v]=H(t[v])))(c))continue n;i.push(c)}}return i},G.invert=at,G.invoke=function(n,t){var e=me.call(arguments,2),r=-1,u=typeof t=="function",a=n?n.length:0,o=Dt(typeof a=="number"?a:0);return bt(n,function(n){o[++r]=(u?t:n[t]).apply(n,e)}),o},G.keys=we,G.map=mt,G.max=dt,G.memoize=function(n,t){function e(){var r=e.cache,u=p+(t?t.apply(this,arguments):arguments[0]);
+return ue.call(r,u)?r[u]:r[u]=n.apply(this,arguments)}return e.cache={},e},G.merge=pt,G.min=function(n,t,e){var r=1/0,u=r;if(!t&&ke(n)){e=-1;for(var a=n.length;++e<a;){var o=n[e];o<u&&(u=o)}}else t=!t&&lt(n)?J:G.createCallback(t,e),bt(n,function(n,e,a){e=t(n,e,a),e<r&&(r=e,u=n)});return u},G.omit=function(n,t,e){var r=typeof t=="function",u={};if(r)t=G.createCallback(t,e);else var a=te.apply(Qt,me.call(arguments,1));return K(n,function(n,e,o){(r?!t(n,e,o):0>Et(a,e))&&(u[e]=n)}),u},G.once=function(n){var t,e;
+return function(){return t?e:(t=r,e=n.apply(this,arguments),n=u,e)}},G.pairs=function(n){for(var t=-1,e=we(n),r=e.length,u=Dt(r);++t<r;){var a=e[t];u[t]=[a,n[a]]}return u},G.partial=function(n){return Q(n,me.call(arguments,1))},G.partialRight=function(n){return Q(n,me.call(arguments,1),u,l)},G.pick=function(n,t,e){var r={};if(typeof t!="function")for(var u=-1,a=te.apply(Qt,me.call(arguments,1)),o=ft(n)?a.length:0;++u<o;){var i=a[u];i in n&&(r[i]=n[i])}else t=G.createCallback(t,e),K(n,function(n,e,u){t(n,e,u)&&(r[e]=n)
+});return r},G.pluck=_t,G.range=function(n,t,e){n=+n||0,e=+e||1,t==u&&(t=n,n=0);var r=-1;t=ge(0,Zt((t-n)/e));for(var a=Dt(t);++r<t;)a[r]=n,n+=e;return a},G.reject=function(n,t,e){return t=G.createCallback(t,e),yt(n,function(n,e,r){return!t(n,e,r)})},G.rest=It,G.shuffle=function(n){var t=-1,e=n?n.length:0,r=Dt(typeof e=="number"?e:0);return bt(n,function(n){var e=ee(be()*(++t+1));r[t]=r[e],r[e]=n}),r},G.sortBy=function(n,t,e){var r=-1,u=n?n.length:0,a=Dt(typeof u=="number"?u:0);for(t=G.createCallback(t,e),bt(n,function(n,e,u){a[++r]={a:t(n,e,u),b:r,c:n}
+}),u=a.length,a.sort(L);u--;)a[u]=a[u].c;return a},G.tap=function(n,t){return t(n),n},G.throttle=function(n,t,e){function o(){l=u,v&&(p=new Pt,f=n.apply(c,i))}var i,f,c,l,p=0,s=r,v=r;return e===a?s=a:e&&q[typeof e]&&(s="leading"in e?e.leading:s,v="trailing"in e?e.trailing:v),function(){var e=new Pt;!l&&!s&&(p=e);var r=t-(e-p);return i=arguments,c=this,0<r?l||(l=ie(o,r)):(ne(l),l=u,p=e,f=n.apply(c,i)),f}},G.times=function(n,t,e){n=-1<(n=+n)?n:0;var r=-1,u=Dt(n);for(t=G.createCallback(t,e,1);++r<n;)u[r]=t(r);
+return u},G.toArray=function(n){return n&&typeof n.length=="number"?tt(n):st(n)},G.union=function(n){return ke(n)||(arguments[0]=n?me.call(n):Qt),St(te.apply(Qt,arguments))},G.uniq=St,G.unzip=At,G.values=st,G.where=yt,G.without=function(n){return Ct(n,me.call(arguments,1))},G.wrap=function(n,t){return function(){var e=[n];return ae.apply(e,arguments),t.apply(this,e)}},G.zip=function(n){return n?At(arguments):[]},G.zipObject=$t,G.chain=G,G.collect=mt,G.drop=It,G.each=bt,G.extend=U,G.methods=ut,G.object=$t,G.select=yt,G.tail=It,G.unique=St,Tt(G),G.clone=rt,G.cloneDeep=function(n,t,e){return rt(n,r,t,e)
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dist/lodash.underscore.js

@@ -182,6 +182,7 @@
    *
    * @name _
    * @constructor
+   * @alias chain
    * @category Chaining
    * @param {Mixed} value The value to wrap in a `lodash` instance.
    * @returns {Object} Returns a `lodash` instance.
@@ -4275,6 +4276,7 @@
   lodash.zip = zip;
 
   // add aliases
+  lodash.chain = chain;
   lodash.collect = map;
   lodash.drop = rest;
   lodash.each = forEach;
@@ -4348,8 +4350,6 @@
 
   /*--------------------------------------------------------------------------*/
 
-  lodash.chain = chain;
-
   /**
    * The semantic version number.
    *

dist/lodash.underscore.min.js

@@ -26,10 +26,10 @@ return mt.call(r,e)?r[e]:r[e]=n.apply(this,arguments)}},t.min=function(n,t,r){va
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 return O(n,function(n){var r=yt(Nt()*(++t+1));e[t]=e[r],e[r]=n}),e},t.sortBy=function(n,t,e){var u=-1,o=n?n.length:0,i=Array(typeof o=="number"?o:0);for(t=P(t,e),O(n,function(n,r,e){i[++u]={a:t(n,r,e),b:u,c:n}}),o=i.length,i.sort(r);o--;)i[o]=i[o].c;return i},t.tap=function(n,t){return t(n),n},t.throttle=function(n,t){function r(){a=new Date,i=null,u=n.apply(o,e)}var e,u,o,i,a=0;return function(){var f=new Date,l=t-(f-a);return e=arguments,o=this,0<l?i||(i=bt(r,l)):(gt(i),i=null,a=f,u=n.apply(o,e)),u
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-return e},t.collect=E,t.drop=$,t.each=O,t.extend=c,t.methods=s,t.object=function(n,t){for(var r=-1,e=n?n.length:0,u={};++r<e;){var o=n[r];t?u[o]=t[r]:u[o[0]]=o[1]}return u},t.select=A,t.tail=$,t.unique=z,t.clone=function(n){return m(n)?Ft(n)?Bt.call(n):c({},n):n},t.contains=j,t.escape=function(n){return null==n?"":(n+"").replace(Y,o)},t.every=w,t.find=x,t.findWhere=function(n,t){return F(n,t,!0)},t.has=function(n,t){return n?mt.call(n,t):!1},t.identity=U,t.indexOf=T,t.isArguments=l,t.isArray=Ft,t.isBoolean=function(n){return!0===n||!1===n||dt.call(n)==rt
+return e},t.chain=function(n){return n=new i(n),n.__chain__=!0,n},t.collect=E,t.drop=$,t.each=O,t.extend=c,t.methods=s,t.object=function(n,t){for(var r=-1,e=n?n.length:0,u={};++r<e;){var o=n[r];t?u[o]=t[r]:u[o[0]]=o[1]}return u},t.select=A,t.tail=$,t.unique=z,t.clone=function(n){return m(n)?Ft(n)?Bt.call(n):c({},n):n},t.contains=j,t.escape=function(n){return null==n?"":(n+"").replace(Y,o)},t.every=w,t.find=x,t.findWhere=function(n,t){return F(n,t,!0)},t.has=function(n,t){return n?mt.call(n,t):!1},t.identity=U,t.indexOf=T,t.isArguments=l,t.isArray=Ft,t.isBoolean=function(n){return!0===n||!1===n||dt.call(n)==rt
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-},t.VERSION="1.2.1",V(t),t.prototype.chain=function(){return this.__chain__=!0,this},t.prototype.value=function(){return this.__wrapped__},O("pop push reverse shift sort splice unshift".split(" "),function(n){var r=ct[n];t.prototype[n]=function(){var n=this.__wrapped__;return r.apply(n,arguments),!qt.spliceObjects&&0===n.length&&delete n[0],this}}),O(["concat","join","slice"],function(n){var r=ct[n];t.prototype[n]=function(){var n=r.apply(this.__wrapped__,arguments);return this.__chain__&&(n=new i(n),n.__chain__=!0),n
-}}),typeof define=="function"&&typeof define.amd=="object"&&define.amd?(n._=t, define(function(){return t})):W&&!W.nodeType?G?(G.exports=t)._=t:W._=t:n._=t})(this);
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+},t.prototype.value=function(){return this.__wrapped__},O("pop push reverse shift sort splice unshift".split(" "),function(n){var r=ct[n];t.prototype[n]=function(){var n=this.__wrapped__;return r.apply(n,arguments),!qt.spliceObjects&&0===n.length&&delete n[0],this}}),O(["concat","join","slice"],function(n){var r=ct[n];t.prototype[n]=function(){var n=r.apply(this.__wrapped__,arguments);return this.__chain__&&(n=new i(n),n.__chain__=!0),n}}),typeof define=="function"&&typeof define.amd=="object"&&define.amd?(n._=t, define(function(){return t
+})):W&&!W.nodeType?G?(G.exports=t)._=t:W._=t:n._=t})(this);

lodash.js

@@ -280,6 +280,7 @@
      *
      * @name _
      * @constructor
+     * @alias chain
      * @category Chaining
      * @param {Mixed} value The value to wrap in a `lodash` instance.
      * @returns {Object} Returns a `lodash` instance.
@@ -5375,6 +5376,7 @@
     lodash.zipObject = zipObject;
 
     // add aliases
+    lodash.chain = lodash;
     lodash.collect = map;
     lodash.drop = rest;
     lodash.each = forEach;

test/test-build.js

@@ -95,7 +95,7 @@
   });
 
   /** List of all methods */
-  var allMethods = lodashMethods.concat('chain', 'findWhere');
+  var allMethods = lodashMethods.concat('findWhere');
 
   /** List of "Arrays" category methods */
   var arraysMethods = [