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Make executeJavaScript return a Promise so that caught errors can be sent to the caller

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This commit is contained in:
Samuel Attard
2016-10-11 16:47:09 +11:00
committed by Kevin Sawicki
parent 75b010ce63
commit 857e1da6a3
5 changed files with 59 additions and 7 deletions
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14
docs/api/web-contents.md
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@@ -620,12 +620,26 @@ Injects CSS into the current web page.
* `callback` Function (optional) - Called after script has been executed.
* `result` Any
Returns `Promise` - A promise that resolves with the result of the executed code
or is rejected if the result of the code is a rejected promise
Evaluates `code` in page.
In the browser window some HTML APIs like `requestFullScreen` can only be
invoked by a gesture from the user. Setting `userGesture` to `true` will remove
this limitation.
If the result of the executed code is a promise the callback result will be the
resolved value of the promise. We recommend that you use the returned Promise
to handle code that results in a Promise.
```js
contents.executeJavaScript('fetch("https://jsonplaceholder.typicode.com/users/1").then(resp => resp.json())', true)
.then((result) => {
console.log(result) // Will be the JSON object from the fetch call
})
```
#### `contents.setAudioMuted(muted)`
* `muted` Boolean