Merge pull request #3 from eerikson/AllowArbitraryPropsOnScriptEl

Assign attrs to created script element

Author: eerikson

README.md

@@ -25,6 +25,16 @@ loadScript('https://example.com/script.js')
 })
 ```
 
+**Additional attributes**
+
+```js
+var loadScript = require('tiny-script-loader/loadScript')
+var loadScriptPromised = require('tiny-script-loader/loadScriptPromised')
+
+loadScript('https://example.com/script.js', callbackFn, { crossOrigin: true })
+loadScriptPromised('https://example.com/script.js', { type: 'javascript' })
+  .then(fn)
+```
 ## License
 
 [Apache-2.0](/LICENSE)

loadScript.js

@@ -1,10 +1,15 @@
-module.exports = function loadScript (src, cb) {
+module.exports = function loadScript (src, cb, attrs) {
   var doc = document
   var tag = 'script'
   var firstScript
   var el
   el = doc.createElement(tag)
   firstScript = doc.getElementsByTagName(tag)[0]
+  if (attrs) {
+    Object.keys(attrs).forEach(function (key) {
+      el[key] = attrs[key]
+    })
+  }
   el.async = 1
   el.src = src
   el.onload = function () { cb() }

loadScriptPromised.js

@@ -1,11 +1,16 @@
-module.exports = function loadScriptPromised (src) {
+module.exports = function loadScriptPromised (src, attrs) {
   var doc = document
   var tag = 'script'
   var firstScript
   var el
   return new Promise(function (resolve, reject) {
     el = doc.createElement(tag)
     firstScript = doc.getElementsByTagName(tag)[0]
+    if (attrs) {
+      Object.keys(attrs).forEach(function (key) {
+        el[key] = attrs[key]
+      })
+    }
     el.async = 1
     el.src = src
     el.onload = function () { resolve() }