DVHMA/DVHMA-OpenUI5/www/resources/jquery.sap.promise.js

7 lines
1.9 KiB
JavaScript

/*!
* SAP UI development toolkit for HTML5 (SAPUI5/OpenUI5)
* (c) Copyright 2009-2015 SAP SE or an SAP affiliate company.
* Licensed under the Apache License, Version 2.0 - see LICENSE.txt.
*/
(function(q){"use strict";var P=function(A){if(typeof(A)!="function"){throw new TypeError("Argument is not a function");}this._deferred=new q.Deferred();try{var t=this;A(function(v){b(t,v,true);},function(v){b(t,v,false);});}catch(e){b(this,e,false);}};P.prototype.then=function(o,O){var f=new P(_);this._deferred.then(d(o,f,true),d(O,f,false));return f;};P.prototype["catch"]=function(o){return this.then(undefined,o);};P.all=function(p){return new P(function(r,R){if(!q.isArray(p)){R(new TypeError("invalid argument"));return;}if(p.length==0){r([]);return;}var f=false,v=new Array(p.length),C=0;function e(I){P.resolve(p[I]).then(function(o){if(!f){C++;v[I]=o;if(C==p.length){r(v);}}},function(o){if(!f){f=true;R(o);}});}for(var i=0;i<p.length;i++){e(i);}});};P.race=function(p){return new P(function(r,R){if(!q.isArray(p)){R(new TypeError("invalid argument"));}var f=false;for(var i=0;i<p.length;i++){P.resolve(p[i]).then(function(o){if(!f){f=true;r(o);}},function(o){if(!f){f=true;R(o);}});}});};P.resolve=function(o){return o instanceof P?o:c(new P(_),o);};P.reject=function(o){return b(new P(_),o,false);};function _(){}function a(o){return o&&o.then&&typeof(o.then)=="function";}function b(p,o,r){setTimeout(function(){if(a(o)&&r){c(p,o);}else{p._deferred[r?"resolve":"reject"](o);}},0);return p;}function c(p,o){if(a(o)){var f=false;try{o.then(function(v){b(p,v,true);f=true;},function(v){b(p,v,false);f=true;});}catch(e){if(!f){b(p,e,false);}else{q.sap.log.debug("Promise: Error in then: "+e);}}}else{b(p,o,true);}return p;}function d(A,p,r){return function(o){if(!A){b(p,o,r);}else{try{c(p,A(o));}catch(e){b(p,e,false);}}};}if(!window.Promise){window.Promise=P;}if(window.sap&&window.sap.__ui5PublishPromisePolyfill){window._UI5Promise=P;}})(jQuery);