Merge pull request #9 from bc-fetisov/PAYPAL-7

feat(payments): PAYPAL-7 Pass in merchant ID on Pa…

Author: BC-ACherednichenko

src/script-loader.spec.ts

@@ -76,6 +76,18 @@ describe('ScriptLoader', () => {
             expect(document.body.appendChild)
                 .toHaveBeenCalledTimes(1);
         });
+
+        it('attaches script tag to document with data attributes', async () => {
+            await loader.loadScript(
+                'https://code.jquery.com/jquery-3.2.1.min.js',
+                {async: true, attributes: {'data-attribute1': '1', 'data-attribute2': '2'}});
+
+            expect(script.attributes.getNamedItem('data-attribute1')!.value)
+                .toEqual('1');
+
+            expect(script.attributes.getNamedItem('data-attribute2')!.value)
+                .toEqual('2');
+        });
     });
 
     describe('when script fails to load', () => {

src/script-loader.ts

@@ -4,12 +4,17 @@ import BrowserSupport from './browser-support';
 
 export interface LoadScriptOptions {
     async: boolean;
+    attributes: ScriptAttributes;
 }
 
 export interface PreloadScriptOptions {
     prefetch: boolean;
 }
 
+export interface ScriptAttributes {
+    [key: string]: string;
+}
+
 export default class ScriptLoader {
     private _scripts: { [key: string]: Promise<void> } = {};
     private _preloadedScripts: { [key: string]: Promise<void> } = {};
@@ -26,7 +31,12 @@ export default class ScriptLoader {
         if (!this._scripts[src]) {
             this._scripts[src] = new Promise((resolve, reject) => {
                 const script = document.createElement('script') as LegacyHTMLScriptElement;
-                const { async = false } = options || {};
+                const { async = false, attributes = {} } = options || {};
+
+                Object.keys(attributes)
+                    .forEach(key => {
+                        script.setAttribute(key, attributes[key]);
+                    });
 
                 script.onload = () => resolve();
                 script.onreadystatechange = () => resolve();