systemjs/lib/extension-scriptLoader.js
2014-05-05 15:56:44 -07:00

27 lines
636 B
JavaScript

/*
* Script tag fetch
*/
function scriptLoader(loader) {
if (typeof indexOf == 'undefined')
indexOf = Array.prototype.indexOf;
var head = document.getElementsByTagName('head')[0];
// override fetch to use script injection
loader.fetch = function(load) {
return new Promise(function(resolve, reject) {
var s = document.createElement('script');
s.async = true;
s.addEventListener('load', function(evt) {
resolve('');
}, false);
s.addEventListener('error', function(err) {
reject(err);
}, false);
s.src = load.address;
head.appendChild(s);
});
}
}