From f675a7e01d292c7aa6f79e33ae697c5c23ef049b Mon Sep 17 00:00:00 2001
From: Stein Magnus Jodal <stein.magnus@jodal.no>
Date: Wed, 16 Jan 2013 20:38:52 +0100
Subject: [PATCH] js: Make 'Mopidy()' work without 'new'

---
 js/src/mopidy.js                         | 4 ++++
 js/test/mopidy-test.js                   | 9 +++++++++
 mopidy/frontends/http/data/mopidy.js     | 8 ++++++--
 mopidy/frontends/http/data/mopidy.min.js | 6 +++---
 4 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/js/src/mopidy.js b/js/src/mopidy.js
index 3485b442..5a75a836 100644
--- a/js/src/mopidy.js
+++ b/js/src/mopidy.js
@@ -1,6 +1,10 @@
 /*global bane:false, when:false*/
 
 function Mopidy(settings) {
+    if (!(this instanceof Mopidy)) {
+        return new Mopidy(settings);
+    }
+
     this._settings = this._configure(settings || {});
     this._console = this._getConsole();
 
diff --git a/js/test/mopidy-test.js b/js/test/mopidy-test.js
index 7dcc5972..8842ebf4 100644
--- a/js/test/mopidy-test.js
+++ b/js/test/mopidy-test.js
@@ -48,6 +48,15 @@ buster.testCase("Mopidy", {
             new Mopidy({webSocket: {}});
 
             refute.called(this.webSocketConstructorStub);
+        },
+
+        "works without 'new' keyword": function () {
+            var mopidyConstructor = Mopidy; // To trick jshint into submission
+
+            var mopidy = mopidyConstructor({webSocket: {}});
+
+            assert.isObject(mopidy);
+            assert(mopidy instanceof Mopidy);
         }
     },
 
diff --git a/mopidy/frontends/http/data/mopidy.js b/mopidy/frontends/http/data/mopidy.js
index 5b022c0c..f41695e6 100644
--- a/mopidy/frontends/http/data/mopidy.js
+++ b/mopidy/frontends/http/data/mopidy.js
@@ -1,6 +1,6 @@
-/*! Mopidy.js - built 2012-12-04
+/*! Mopidy.js - built 2013-01-16
  * http://www.mopidy.com/
- * Copyright (c) 2012 Stein Magnus Jodal and contributors
+ * Copyright (c) 2013 Stein Magnus Jodal and contributors
  * Licensed under the Apache License, Version 2.0 */
 
 /**
@@ -910,6 +910,10 @@ define(['module'], function () {
 /*global bane:false, when:false*/
 
 function Mopidy(settings) {
+    if (!(this instanceof Mopidy)) {
+        return new Mopidy(settings);
+    }
+
     this._settings = this._configure(settings || {});
     this._console = this._getConsole();
 
diff --git a/mopidy/frontends/http/data/mopidy.min.js b/mopidy/frontends/http/data/mopidy.min.js
index 797b47ec..e727cefd 100644
--- a/mopidy/frontends/http/data/mopidy.min.js
+++ b/mopidy/frontends/http/data/mopidy.min.js
@@ -1,5 +1,5 @@
-/*! Mopidy.js - built 2012-12-04
+/*! Mopidy.js - built 2013-01-16
  * http://www.mopidy.com/
- * Copyright (c) 2012 Stein Magnus Jodal and contributors
+ * Copyright (c) 2013 Stein Magnus Jodal and contributors
  * Licensed under the Apache License, Version 2.0 */
-function Mopidy(e){this._settings=this._configure(e||{}),this._console=this._getConsole(),this._backoffDelay=this._settings.backoffDelayMin,this._pendingRequests={},this._webSocket=null,bane.createEventEmitter(this),this._delegateEvents(),this._settings.autoConnect&&this.connect()}(typeof define=="function"&&define.amd&&function(e){define(e)}||typeof module=="object"&&function(e){module.exports=e()}||function(e){this.bane=e()})(function(){"use strict";function t(e,t,n){var r,i=n.length;if(i>0){for(r=0;r<i;++r)n[r](e,t);return}setTimeout(function(){throw t.message=e+" listener threw error: "+t.message,t},0)}function n(e){if(typeof e!="function")throw new TypeError("Listener is not function");return e}function r(e){return e.supervisors||(e.supervisors=[]),e.supervisors}function i(e,t){return e.listeners||(e.listeners={}),t&&!e.listeners[t]&&(e.listeners[t]=[]),t?e.listeners[t]:e.listeners}function s(e){return e.errbacks||(e.errbacks=[]),e.errbacks}function o(o){function 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e.log=e.log||function(){},e.warn=e.warn||function(){},e.error=e.error||function(){},e},Mopidy.prototype._delegateEvents=function(){this.off("websocket:close"),this.off("websocket:error"),this.off("websocket:incomingMessage"),this.off("websocket:open"),this.off("state:offline"),this.on("websocket:close",this._cleanup),this.on("websocket:error",this._handleWebSocketError),this.on("websocket:incomingMessage",this._handleMessage),this.on("websocket:open",this._resetBackoffDelay),this.on("websocket:open",this._getApiSpec),this.on("state:offline",this._reconnect)},Mopidy.prototype.connect=function(){if(this._webSocket){if(this._webSocket.readyState===WebSocket.OPEN)return;this._webSocket.close()}this._webSocket=this._settings.webSocket||new 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\ No newline at end of file
+function Mopidy(e){if(!(this instanceof Mopidy))return new Mopidy(e);this._settings=this._configure(e||{}),this._console=this._getConsole(),this._backoffDelay=this._settings.backoffDelayMin,this._pendingRequests={},this._webSocket=null,bane.createEventEmitter(this),this._delegateEvents(),this._settings.autoConnect&&this.connect()}(typeof define=="function"&&define.amd&&function(e){define(e)}||typeof module=="object"&&function(e){module.exports=e()}||function(e){this.bane=e()})(function(){"use strict";function t(e,t,n){var r,i=n.length;if(i>0){for(r=0;r<i;++r)n[r](e,t);return}setTimeout(function(){throw t.message=e+" listener threw error: "+t.message,t},0)}function n(e){if(typeof e!="function")throw new TypeError("Listener is not function");return e}function r(e){return e.supervisors||(e.supervisors=[]),e.supervisors}function i(e,t){return e.listeners||(e.listeners={}),t&&!e.listeners[t]&&(e.listeners[t]=[]),t?e.listeners[t]:e.listeners}function s(e){return 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this.then(n,e)}},t=[].slice,e=[].reduce||function(e){var t,n,r,i,s;s=0,t=Object(this),i=t.length>>>0,n=arguments;if(n.length<=1)for(;;){if(s in t){r=t[s++];break}if(++s>=i)throw new TypeError}else r=n[1];for(;s<i;++s)s in t&&(r=e(r,t[s],s,t));return r},r})}(typeof define=="function"&&define.amd?define:function(e,t){typeof exports=="object"?module.exports=t():this.when=t()}),Mopidy.prototype._configure=function(e){return e.webSocketUrl=e.webSocketUrl||"ws://"+document.location.host+"/mopidy/ws/",e.autoConnect!==!1&&(e.autoConnect=!0),e.backoffDelayMin=e.backoffDelayMin||1e3,e.backoffDelayMax=e.backoffDelayMax||64e3,e},Mopidy.prototype._getConsole=function(){var e=window.console||{};return e.log=e.log||function(){},e.warn=e.warn||function(){},e.error=e.error||function(){},e},Mopidy.prototype._delegateEvents=function(){this.off("websocket:close"),this.off("websocket:error"),this.off("websocket:incomingMessage"),this.off("websocket:open"),this.off("state:offline"),this.on("websocket:close",this._cleanup),this.on("websocket:error",this._handleWebSocketError),this.on("websocket:incomingMessage",this._handleMessage),this.on("websocket:open",this._resetBackoffDelay),this.on("websocket:open",this._getApiSpec),this.on("state:offline",this._reconnect)},Mopidy.prototype.connect=function(){if(this._webSocket){if(this._webSocket.readyState===WebSocket.OPEN)return;this._webSocket.close()}this._webSocket=this._settings.webSocket||new WebSocket(this._settings.webSocketUrl),this._webSocket.onclose=function(e){this.emit("websocket:close",e)}.bind(this),this._webSocket.onerror=function(e){this.emit("websocket:error",e)}.bind(this),this._webSocket.onopen=function(){this.emit("websocket:open")}.bind(this),this._webSocket.onmessage=function(e){this.emit("websocket:incomingMessage",e)}.bind(this)},Mopidy.prototype._cleanup=function(e){Object.keys(this._pendingRequests).forEach(function(t){var n=this._pendingRequests[t];delete this._pendingRequests[t],n.reject({message:"WebSocket closed",closeEvent:e})}.bind(this)),this.emit("state:offline")},Mopidy.prototype._reconnect=function(){this.emit("reconnectionPending",{timeToAttempt:this._backoffDelay}),setTimeout(function(){this.emit("reconnecting"),this.connect()}.bind(this),this._backoffDelay),this._backoffDelay=this._backoffDelay*2,this._backoffDelay>this._settings.backoffDelayMax&&(this._backoffDelay=this._settings.backoffDelayMax)},Mopidy.prototype._resetBackoffDelay=function(){this._backoffDelay=this._settings.backoffDelayMin},Mopidy.prototype.close=function(){this.off("state:offline",this._reconnect),this._webSocket.close()},Mopidy.prototype._handleWebSocketError=function(e){this._console.warn("WebSocket error:",e.stack||e)},Mopidy.prototype._send=function(e){var t=when.defer();switch(this._webSocket.readyState){case WebSocket.CONNECTING:t.resolver.reject({message:"WebSocket is still connecting"});break;case WebSocket.CLOSING:t.resolver.reject({message:"WebSocket is closing"});break;case WebSocket.CLOSED:t.resolver.reject({message:"WebSocket is closed"});break;default:e.jsonrpc="2.0",e.id=this._nextRequestId(),this._pendingRequests[e.id]=t.resolver,this._webSocket.send(JSON.stringify(e)),this.emit("websocket:outgoingMessage",e)}return t.promise},Mopidy.prototype._nextRequestId=function(){var e=-1;return function(){return e+=1,e}}(),Mopidy.prototype._handleMessage=function(e){try{var t=JSON.parse(e.data);t.hasOwnProperty("id")?this._handleResponse(t):t.hasOwnProperty("event")?this._handleEvent(t):this._console.warn("Unknown message type received. Message was: "+e.data)}catch(n){if(!(n instanceof SyntaxError))throw n;this._console.warn("WebSocket message parsing failed. Message was: "+e.data)}},Mopidy.prototype._handleResponse=function(e){if(!this._pendingRequests.hasOwnProperty(e.id)){this._console.warn("Unexpected response received. Message was:",e);return}var t=this._pendingRequests[e.id];delete this._pendingRequests[e.id],e.hasOwnProperty("result")?t.resolve(e.result):e.hasOwnProperty("error")?(t.reject(e.error),this._console.warn("Server returned error:",e.error)):(t.reject({message:"Response without 'result' or 'error' received",data:{response:e}}),this._console.warn("Response without 'result' or 'error' received. Message was:",e))},Mopidy.prototype._handleEvent=function(e){var t=e.event,n=e;delete n.event,this.emit("event:"+this._snakeToCamel(t),n)},Mopidy.prototype._getApiSpec=function(){this._send({method:"core.describe"}).then(this._createApi.bind(this),this._handleWebSocketError).then(null,this._handleWebSocketError)},Mopidy.prototype._createApi=function(e){var t=function(e){return function(){var t=Array.prototype.slice.call(arguments);return this._send({method:e,params:t})}.bind(this)}.bind(this),n=function(e){var t=e.split(".");return t.length>=1&&t[0]==="core"&&(t=t.slice(1)),t},r=function(e){var t=this;return e.forEach(function(e){e=this._snakeToCamel(e),t[e]=t[e]||{},t=t[e]}.bind(this)),t}.bind(this),i=function(i){var s=n(i),o=this._snakeToCamel(s.slice(-1)[0]),u=r(s.slice(0,-1));u[o]=t(i),u[o].description=e[i].description,u[o].params=e[i].params}.bind(this);Object.keys(e).forEach(i),this.emit("state:online")},Mopidy.prototype._snakeToCamel=function(e){return e.replace(/(_[a-z])/g,function(e){return e.toUpperCase().replace("_","")})};
\ No newline at end of file