es6-collections - npm Package Compare versions

Comparing version 0.3.2 to 0.3.4

es6-collections.js

@@ -1,4 +0,4 @@
-(function(f){function g(a){return function e(c){if(!this||this.constructor!==e)return new e(c);this._keys=[];this._values=[];this.objectOnly=a;if(c)if(this.add)for(var b=c.length;b--;this.add(c[b]));else for(b=c.length;b--;this.set(c[b][0],c[b][1]));}}function h(a){this.has(a)&&(this._keys.splice(b,1),this._values.splice(b,1));return-1<b}function q(a){return this.has(a)?this._values[b]:void 0}function r(a,d){if(this.objectOnly&&d!==Object(d))throw new TypeError("Invalid value used as weak collection key");
-if(d!=d||0===d)for(b=a.length;b--&&!y(a[b],d););else b=a.indexOf(d);return-1<b}function s(a){return r.call(this,this._values,a)}function t(a){return r.call(this,this._keys,a)}function u(a,d){this.has(a)?this._values[b]=d:this._values[this._keys.push(a)-1]=d}function k(){this._values.length=0}function v(){return this._values.slice()}function z(){return this._keys.slice()}function w(){return this._values.length}function A(a,b){var e=this,c=e._values.slice();e._keys.slice().forEach(function(f,g){a.call(b,
-f,c[g],e)})}function B(a,b){var e=this;e._values.slice().forEach(function(c){a.call(b,c,c,e)})}function x(a){!this.has(a)&&!!this._values.push(a)}if("undefined"==typeof l){var l=g(!0);l.prototype={constructor:l,"delete":h,clear:k,get:q,has:t,set:u};f.WeakMap=l}if("undefined"==typeof m){var m=g();m.prototype={constructor:m,"delete":h,has:t,get:q,set:u,size:w,keys:z,values:v,forEach:A,clear:k};f.Map=m}if("undefined"==typeof n){var n=g();n.prototype={constructor:n,has:s,add:x,"delete":h,clear:k,size:w,
-values:v,forEach:B};f.Set=n}if("undefined"==typeof p){var p=g(!0);p.prototype={constructor:p,"delete":h,add:x,clear:k,has:s};f.WeakSet=p}var b,y=Object.is})("undefined"==typeof exports?window:global);
+(function(d){function f(a,b){function e(a){if(!this||this.constructor!==e)return new e(a);this._keys=[];this._values=[];this.objectOnly=b;a&&s.call(this,a)}b||t(a,"size",{get:u});a.constructor=e;e.prototype=a;return e}function s(a){this.add?a.forEach(this.add,this):a.forEach(function(a){this.set(a[0],a[1])},this)}function g(a){this.has(a)&&(this._keys.splice(c,1),this._values.splice(c,1));return-1<c}function k(a){return this.has(a)?this._values[c]:void 0}function l(a,b){if(this.objectOnly&&b!==Object(b))throw new TypeError("Invalid value used as weak collection key");
+if(b!=b||0===b)for(c=a.length;c--&&!v(a[c],b););else c=a.indexOf(b);return-1<c}function m(a){return l.call(this,this._values,a)}function n(a){return l.call(this,this._keys,a)}function p(a,b){this.has(a)?this._values[c]=b:this._values[this._keys.push(a)-1]=b;return this}function q(a){this.has(a)||this._values.push(a);return this}function h(){this._values.length=0}function r(){return this._values.slice()}function w(){return this._keys.slice()}function u(){return this._values.length}function x(a,b){var e=
+this,c=e._values.slice();e._keys.slice().forEach(function(d,f){a.call(b,d,c[f],e)})}function y(a,b){var c=this;c._values.slice().forEach(function(d){a.call(b,d,d,c)})}var c,t=Object.defineProperty,v=Object.is;"undefined"==typeof WeakMap&&(d.WeakMap=f({"delete":g,clear:h,get:k,has:n,set:p},!0));"undefined"==typeof Map&&(d.Map=f({"delete":g,has:n,get:k,set:p,keys:w,values:r,forEach:x,clear:h}));"undefined"==typeof Set&&(d.Set=f({has:m,add:q,"delete":g,clear:h,values:r,forEach:y}));"undefined"==typeof WeakSet&&
+(d.WeakSet=f({"delete":g,add:q,clear:h,has:m},!0))})("undefined"==typeof exports?window:global);

index.js

 (function (exports) {'use strict';
+  //shared pointer
+  var i;
+  //shortcuts
+  var defineProperty = Object.defineProperty, is = Object.is;
+
+
+  //Polyfill global objects
   if (typeof WeakMap == 'undefined') {
-    var WeakMap = createCollection(true);
-    WeakMap.prototype = {
-      constructor: WeakMap,
+    exports.WeakMap = createCollection({
       // WeakMap#delete(key:void*):boolean
@@ -16,10 +21,7 @@ 'delete': sharedDelete,
       set: sharedSet
-    };
-    exports.WeakMap = WeakMap;
+    }, true);
   }
 
   if (typeof Map == 'undefined') {
-    var Map = createCollection();
-    Map.prototype = {
-      constructor: Map,
+    exports.Map = createCollection({
       // WeakMap#delete(key:void*):boolean
@@ -34,4 +36,2 @@ 'delete': sharedDelete,
       set: sharedSet,
-      // Map#size(void):number === Mozilla only so far
-      size: sharedSize,
       // Map#keys(void):Array === not in specs
@@ -45,14 +45,11 @@ keys: sharedKeys,
       clear: sharedClear
-    };
-    exports.Map = Map;
+    });
   }
 
   if (typeof Set == 'undefined') {
-    var Set =createCollection();
-    Set.prototype = {
-      constructor: Set,
+    exports.Set = createCollection({
       // Set#has(value:void*):boolean
       has: setHas,
       // Set#add(value:void*):boolean
-      add: sharedSetAdd,
+      add: sharedAdd,
       // Set#delete(key:void*):boolean
@@ -62,4 +59,2 @@ 'delete': sharedDelete,
       clear: sharedClear,
-      // Set#size(void):number === Mozilla only
-      size: sharedSize,
       // Set#values(void):Array === not in specs
@@ -69,14 +64,11 @@ values: sharedValues,
       forEach: sharedSetIterate
-    };
-    exports.Set = Set;
+    });
   }
 
   if (typeof WeakSet == 'undefined') {
-    var WeakSet = createCollection(true);
-    WeakSet.prototype = {
-      constructor: WeakSet,
+    exports.WeakSet = createCollection({
       // WeakSet#delete(key:void*):boolean
       'delete': sharedDelete,
       // WeakSet#add(value:void*):boolean
-      add: sharedSetAdd,
+      add: sharedAdd,
       // WeakSet#clear():
@@ -86,4 +78,3 @@ clear: sharedClear,
       has: setHas
-    };
-    exports.WeakSet = WeakSet;
+    }, true);
   }
@@ -96,4 +87,4 @@
    */
-  function createCollection(objectOnly){
-    return function Collection(a){
+  function createCollection(proto, objectOnly){
+    function Collection(a){
       if (!this || this.constructor !== Collection) return new Collection(a);
@@ -106,19 +97,28 @@ this._keys = [];
       if (a) init.call(this, a);
-    };
-  }
+    }
 
+    //define size for non object-only collections
+    if (!objectOnly) {
+      defineProperty(proto, 'size', {
+        get: sharedSize
+      });
+    }
 
-  //shared pointer
-  var i;
-  var is = Object.is;
+    //set prototype
+    proto.constructor = Collection;
+    Collection.prototype = proto;
 
+    return Collection;
+  }
 
+
   /** parse initial iterable argument passed */
   function init(a){
+    var i;
     //init Set argument, like `[1,2,3,{}]`
     if (this.add)
-      for (var i = a.length; i--; this.add(a[i]));
+      a.forEach(this.add, this);
     //init Map argument like `[[1,2], [{}, 4]]`
     else
-      for (var i = a.length; i--; this.set(a[i][0], a[i][1]));
+      a.forEach(function(a){this.set(a[0],a[1])}, this);
   }
@@ -158,2 +158,3 @@
 
+  /** @chainable */
   function sharedSet(key, value) {
@@ -165,4 +166,11 @@ this.has(key) ?
     ;
+    return this;
   }
 
+  /** @chainable */
+  function sharedAdd(value) {
+    if (!this.has(value)) this._values.push(value);
+    return this;
+  }
+
   function sharedClear() {
@@ -200,7 +208,2 @@ this._values.length = 0;
 
-  /** Set#add recycled through bind per each instanceof Set */
-  function sharedSetAdd(value) {
-    !this.has(value) && !!this._values.push(value);
-  }
-
 })(typeof exports == 'undefined' ? window : global);

package.json

 {
   "name": "es6-collections",
-  "version": "0.3.2",
+  "version": "0.3.4",
   "description": "ES6 Harmony like collections such Map, WeakMap, and Set",
@@ -5,0 +5,0 @@ "homepage": "https://github.com/WebReflection/es6-collections",

test/index.js

@@ -108,3 +108,3 @@ var assert = require('better-assert');
     assert(m.has(c));
-    assert(m.size(), 3);
+    assert(m.size, 3);
     if ("__proto__" in {}) {
@@ -121,7 +121,7 @@ assert(Map().__proto__.isPrototypeOf(Map()));
     if ("size" in o) {
-      assert(o.size() === 0);
+      assert(o.size === 0);
       o.set("a", "a");
-      assert(o.size() === 1);
+      assert(o.size === 1);
       o["delete"]("a");
-      assert(o.size() === 0);
+      assert(o.size === 0);
     }
@@ -249,3 +249,3 @@ });
     o.clear();
-    assert(!o.size());
+    assert(!o.size);
     assert(!o.values().length);
@@ -264,3 +264,3 @@ });
     assert(s.has(2));
-    assert(s.size(), 2);
+    assert(s.size, 2);
     if ("__proto__" in {}) {
@@ -277,7 +277,7 @@ assert(Set().__proto__.isPrototypeOf(Set()));
     if ("size" in o) {
-      assert(o.size() === 0);
+      assert(o.size === 0);
       o.add("a");
-      assert(o.size() === 1);
+      assert(o.size === 1);
       o["delete"]("a");
-      assert(o.size() === 0);
+      assert(o.size === 0);
     }
@@ -288,3 +288,3 @@ });
     var o = Set();
-    assert(o.add(NaN) === undefined);
+    assert(o.add(NaN));
     assert(o.has(NaN));
@@ -355,3 +355,3 @@ });
     o.clear();
-    assert(!o.size());
+    assert(!o.size);
     assert(!o.values().length);
@@ -368,5 +368,5 @@ });
     assert(WeakSet() instanceof WeakSet);
-    var a = {};
-    var s = WeakSet([a]);
-    assert(s.has(a));
+    var a = {}, b = {};
+    var s = WeakSet([a, b]);
+    assert(s.has(a) && s.has(b));
     if ("__proto__" in {}) {
@@ -377,2 +377,27 @@ assert(WeakSet().__proto__.isPrototypeOf(WeakSet()));
   });
+
+  it("Set#add, WeakSet#add, Map#set and WeakMap#set are chainable now", function(){
+    var s = Set();
+    var ws = WeakSet();
+    var m = Map();
+    var wm = WeakMap();
+    var a = {}, b = {};
+
+    s.add(1).add(2);
+    assert(s.has(1) && s.has(2) && s.size === 2);
+
+    ws.add(a).add(b);
+    assert(ws.has(a) && ws.has(b));
+
+    m.set(1, 1).set(a, 2);
+    assert(m.has(1) && m.has(a) && m.size === 2);
+
+    wm.set(a, b).set(b, a);
+    assert(wm.get(a) === b && wm.get(b) === a);
+  });
+
+  it("Recognize any iterable as the constructor input", function(){
+    var a = new Set(new Set([1,2]));
+    assert(a.has(1));
+  });
 });

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Improved metrics

Total package byte prevSize

25105

increased by1.94%

Lines of code

533

increased by3.9%

Number of medium supply chain risk alerts

0

decreased by-100%

No dependency changes