Bug 1681055 - [devtools] Add test case to check pretty-printing works on async function in console editor. r=ochameau.

Differential Revision: https://phabricator.services.mozilla.com/D99321

devtools/client/webconsole/test/browser/browser_jsterm_editor_toolbar.js

@@ -108,6 +108,12 @@ add_task(async function() {
       "{\n\tx: 1,\n\ty: 2\n}",
       "{\n    x: 1,\n    y: 2\n}",
     ],
+    [
+      "async function test() {await new Promise(res => {})}",
+      "async function test() {\n  await new Promise(res => {})\n}",
+      "async function test() {\n\tawait new Promise(res => {})\n}",
+      "async function test() {\n    await new Promise(res => {})\n}",
+    ],
   ];
 
   const prettyPrintButton = toolbar.querySelector(

devtools/shared/jsbeautify/UPGRADING.md

@@ -2,11 +2,26 @@
 
 1. `git clone https://github.com/beautify-web/js-beautify.git`
 
-2. Copy `js/lib/beautify.js` to `devtools/shared/jsbeautify/src/beautify-js.js`
+2. `cd js-beautify`
 
-3. Copy `beautify-html.js` to `devtools/shared/jsbeautify/src/beautify-html.js`
+3. Retrieve the latest tag with
 
-4. Replace the following line at the bottom of the file:
+```
+git describe --tags `git rev-list --tags --max-count=1`
+```
+
+4. Move to the latest tag `git checkout ${latestTag}` (`${latestTag}` should be replaced with
+   what was printed at step 3).
+
+5. `npm install`
+
+6. `npx webpack`
+
+7. Copy `js/lib/beautify.js` to `devtools/shared/jsbeautify/src/beautify-js.js`
+
+8. Copy `js/lib/beautify-html.js` to `devtools/shared/jsbeautify/src/beautify-html.js`
+
+9. Replace the following line at the bottom of the file:
 
 ```
 var js_beautify = require('./beautify.js');
@@ -18,4 +33,4 @@ with (changing `beautify.js` into `beautify-js.js`):
 var js_beautify = require('./beautify-js.js');
 ```
 
-6. Copy `beautify-css.js` to `devtools/shared/jsbeautify/src/beautify-css.js`
+10. Copy `js/lib/beautify-css.js` to `devtools/shared/jsbeautify/src/beautify-css.js`