native-promise-only - npm Package Compare versions

Comparing version 0.1.1-a to 0.2.0-a

lib/npo.src.js

 /*! Native Promise Only
-    v0.1.1-a (c) Kyle Simpson
+    v0.2.0-a (c) Kyle Simpson
     MIT License: http://getify.mit-license.org
@@ -14,2 +14,17 @@ */
 
+	var sync_schedule = false,
+		builtInProp = Object.defineProperty ?
+			function builtInProp(obj,name,val) {
+				return Object.defineProperty(obj,name,{
+					value: val,
+					writable: true,
+					configurable: true
+				});
+			} :
+			function builtInProp(obj,name,val) {
+				obj[name] = val;
+				return obj;
+			}
+	;
+
 	function schedule(fn) {
@@ -174,2 +189,25 @@ if (sync_schedule) {
 
+	// Note: only called within scheduled cycle, so "safe" to
+	// skip cycle scheduling and resolve immediately
+	function immediateResolve(resolve,msg) {
+		sync_schedule = true;
+		resolve(msg);
+	}
+
+	function checkArray(arr) {
+		if (!Array.isArray(arr)) {
+			return Promise.reject(TypeError("Expected array argument"));
+		}
+	}
+
+	function iteratePromises(arr,resolver,rejecter) {
+		arr.forEach(function item(v,idx) {
+			Promise.resolve(v)
+			.then(
+				resolver.bind(null,idx),
+				rejecter
+			);
+		});
+	}
+
 	function then(success,failure) {
@@ -210,4 +248,4 @@ // note: `this` check not necessary here. the following
 		};
-		this.then = then.bind(def);
-		this["catch"] = $catch$.bind(def);
+		builtInProp(this,"then",then.bind(def));
+		builtInProp(this,"catch",$catch$.bind(def));
 
@@ -222,34 +260,8 @@ try {
 
-	// Note: only called within scheduled cycle, so "safe" to
-	// skip cycle scheduling and resolve immediately
-	function immediateResolve(resolve,msg) {
-		sync_schedule = true;
-		resolve(msg);
-	}
+	builtInProp(Promise,"prototype",{
+		value: builtInProp({},"constructor",Promise)
+	});
 
-	function checkArray(arr) {
-		if (!Array.isArray(arr)) {
-			return Promise.reject(TypeError("Expected array argument"));
-		}
-	}
-
-	function checkPromiseConstructor(obj) {
-		if (obj !== Promise) {
-			throw TypeError("Expected Promise() constructor");
-		}
-	}
-
-	function iteratePromises(arr,resolver,rejecter) {
-		arr.forEach(function item(v,idx) {
-			Promise.resolve(v)
-			.then(
-				resolver.bind(null,idx),
-				rejecter
-			);
-		});
-	}
-
-	Promise.resolve = function Promise$resolve(msg) {
+	builtInProp(Promise,"resolve",function Promise$resolve(msg) {
 		// spec mandated checks
-		checkPromiseConstructor(this);
 		// note: best "isPromise" check that's practical for now
@@ -259,21 +271,18 @@ if (typeof msg === "object" && msg instanceof Promise) {
 		}
+
 		return new Promise(function executor(resolve){
 			schedule(immediateResolve.bind(null,resolve,msg));
 		});
-	};
+	});
 
-	Promise.reject = function Promise$reject(msg) {
-		// spec mandated check
-		checkPromiseConstructor(this);
-
+	builtInProp(Promise,"reject",function Promise$reject(msg) {
 		return new Promise(function executor(_,reject){
 			reject(msg);
 		});
-	};
+	});
 
-	Promise.all = function Promise$all(arr) {
+	builtInProp(Promise,"all",function Promise$all(arr) {
 		var err;
 
 		// spec mandated checks
-		checkPromiseConstructor(this);
 		if ((err = checkArray(arr))) {
@@ -299,9 +308,8 @@ return err;
 		});
-	};
+	});
 
-	Promise.race = function Promise$race(arr) {
+	builtInProp(Promise,"race",function Promise$race(arr) {
 		var err;
 
 		// spec mandated checks
-		checkPromiseConstructor(this);
 		if ((err = checkArray(arr))) {
@@ -316,17 +324,5 @@ return err;
 		});
-	};
+	});
 
-	if (Object.defineProperty) {
-		Object.defineProperty(Promise,"prototype",{
-			value: Object.defineProperty({},"constructor",{
-				writable: true,
-				configurable: true,
-				value: Promise
-			})
-		});
-	}
-
-	var sync_schedule = false;
-
 	return Promise;
 });

npo.js

 /*! Native Promise Only
-    v0.1.1-a (c) Kyle Simpson
+    v0.2.0-a (c) Kyle Simpson
     MIT License: http://getify.mit-license.org
 */
-!function(t,e,i){"undefined"!=typeof module&&module.exports?module.exports=i():"function"==typeof define&&define.amd?define(i):e[t]=e[t]||i(t,e)}("Promise",this,function(){"use strict";function t(t){p?(p=!1,t()):"undefined"!=typeof setImmediate?setImmediate(t):setTimeout(t,0)}function e(t){var e;return null===t||"object"!=typeof t&&"function"!=typeof t||(e=t.then),"function"==typeof e?e:!1}function i(){if(0===this.state)return p=!1;var t,i,n,r,s;for(1===this.state&&(s=this.success,this.failure.length=0),2===this.state&&(s=this.failure,this.success.length=0);(t=s.shift())||t===!1;){r=this.chained.shift();try{t===!1?(p=!0,r.reject(this.msg)):(i=t===!0?this.msg:t(this.msg),p=!0,i===r.promise?r.reject(TypeError("Promise-chain cycle")):(n=e(i))?n.call(i,r.resolve,r.reject):r.resolve(i))}catch(o){p=!0,r.reject(o)}}}function n(r){var o,c,u;if(this.def){if(this.triggered)return p=!1;this.triggered=!0,c=this.def}else c=this;if(0!==c.state)return p=!1;u={def:c,triggered:!1};try{(o=e(r))?o.call(r,n.bind(u),s.bind(u)):(c.msg=r,c.state=1,t(i.bind(c)))}catch(f){s.call(u,f)}}function r(t){return this.triggered?void(p=!1):(this.triggered=!0,void n.call(this,t))}function s(e){var n;if(this.def){if(this.triggered)return p=!1;this.triggered=!0,n=this.def}else n=this;return 0!==n.state?p=!1:(n.msg=e,n.state=2,void t(i.bind(n)))}function o(t){return this.triggered?void(p=!1):(this.triggered=!0,void s.call(this,t))}function c(t,e){this.chained.push({resolve:t,reject:e})}function u(e,n){this.success.push("function"==typeof e?e:!0),this.failure.push("function"==typeof n?n:!1);var r=new h(c.bind(this));return this.chained[this.chained.length-1].promise=r,t(i.bind(this)),r}function f(t){return this.promise.then(void 0,t)}function h(t){if("function"!=typeof t)throw TypeError("Expected function argument");var e={promise:this,state:0,triggered:!1,success:[],failure:[],chained:[]};this.then=u.bind(e),this["catch"]=f.bind(e);try{t(r.bind(e),o.bind(e))}catch(i){s.call(e,i)}}function d(t,e){p=!0,t(e)}function a(t){return Array.isArray(t)?void 0:h.reject(TypeError("Expected array argument"))}function l(t){if(t!==h)throw TypeError("Expected Promise() constructor")}function g(t,e,i){t.forEach(function(t,n){h.resolve(t).then(e.bind(null,n),i)})}h.resolve=function(e){return l(this),"object"==typeof e&&e instanceof h?e:new h(function(i){t(d.bind(null,i,e))})},h.reject=function(t){return l(this),new h(function(e,i){i(t)})},h.all=function(t){var e;return l(this),(e=a(t))?e:0===t.length?h.resolve([]):new h(function(e,i){function n(t,i){r[t]=i,s++,s===o&&d(e,r)}var r=[],s=0,o=t.length;g(t,n,i)})},h.race=function(t){var e;return l(this),(e=a(t))?e:new h(function(e,i){g(t,function(t,i){d(e,i)},i)})},Object.defineProperty&&Object.defineProperty(h,"prototype",{value:Object.defineProperty({},"constructor",{writable:!0,configurable:!0,value:h})});var p=!1;return h});
+!function(t,e,i){"undefined"!=typeof module&&module.exports?module.exports=i():"function"==typeof define&&define.amd?define(i):e[t]=e[t]||i(t,e)}("Promise",this,function(){"use strict";function t(t){g?(g=!1,t()):"undefined"!=typeof setImmediate?setImmediate(t):setTimeout(t,0)}function e(t){var e;return null===t||"object"!=typeof t&&"function"!=typeof t||(e=t.then),"function"==typeof e?e:!1}function i(){if(0===this.state)return g=!1;var t,i,n,r,s;for(1===this.state&&(s=this.success,this.failure.length=0),2===this.state&&(s=this.failure,this.success.length=0);(t=s.shift())||t===!1;){r=this.chained.shift();try{t===!1?(g=!0,r.reject(this.msg)):(i=t===!0?this.msg:t(this.msg),g=!0,i===r.promise?r.reject(TypeError("Promise-chain cycle")):(n=e(i))?n.call(i,r.resolve,r.reject):r.resolve(i))}catch(o){g=!0,r.reject(o)}}}function n(r){var o,c,u;if(this.def){if(this.triggered)return g=!1;this.triggered=!0,c=this.def}else c=this;if(0!==c.state)return g=!1;u={def:c,triggered:!1};try{(o=e(r))?o.call(r,n.bind(u),s.bind(u)):(c.msg=r,c.state=1,t(i.bind(c)))}catch(f){s.call(u,f)}}function r(t){return this.triggered?void(g=!1):(this.triggered=!0,void n.call(this,t))}function s(e){var n;if(this.def){if(this.triggered)return g=!1;this.triggered=!0,n=this.def}else n=this;return 0!==n.state?g=!1:(n.msg=e,n.state=2,void t(i.bind(n)))}function o(t){return this.triggered?void(g=!1):(this.triggered=!0,void s.call(this,t))}function c(t,e){this.chained.push({resolve:t,reject:e})}function u(t,e){g=!0,t(e)}function f(t){return Array.isArray(t)?void 0:l.reject(TypeError("Expected array argument"))}function h(t,e,i){t.forEach(function(t,n){l.resolve(t).then(e.bind(null,n),i)})}function d(e,n){this.success.push("function"==typeof e?e:!0),this.failure.push("function"==typeof n?n:!1);var r=new l(c.bind(this));return this.chained[this.chained.length-1].promise=r,t(i.bind(this)),r}function a(t){return this.promise.then(void 0,t)}function l(t){if("function"!=typeof t)throw TypeError("Expected function argument");var e={promise:this,state:0,triggered:!1,success:[],failure:[],chained:[]};p(this,"then",d.bind(e)),p(this,"catch",a.bind(e));try{t(r.bind(e),o.bind(e))}catch(i){s.call(e,i)}}var g=!1,p=Object.defineProperty?function(t,e,i){return Object.defineProperty(t,e,{value:i,writable:!0,configurable:!0})}:function(t,e,i){return t[e]=i,t};return p(l,"prototype",{value:p({},"constructor",l)}),p(l,"resolve",function(e){return"object"==typeof e&&e instanceof l?e:new l(function(i){t(u.bind(null,i,e))})}),p(l,"reject",function(t){return new l(function(e,i){i(t)})}),p(l,"all",function(t){var e;return(e=f(t))?e:0===t.length?l.resolve([]):new l(function(e,i){function n(t,i){r[t]=i,s++,s===o&&u(e,r)}var r=[],s=0,o=t.length;h(t,n,i)})}),p(l,"race",function(t){var e;return(e=f(t))?e:new l(function(e,i){h(t,function(t,i){u(e,i)},i)})}),l});

package.json

 {
 	"name": "native-promise-only",
-	"version": "0.1.1-a",
+	"version": "0.2.0-a",
 	"description": "Native Promise Only: A polyfill for native ES6 Promises **only**, nothing else.",
@@ -5,0 +5,0 @@ "main": "./npo.js",

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Total package byte prevSize

17998

decreased by-0.42%

Lines of code

334

decreased by-0.89%

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