📝 Fix coding style issues

* Adjust line length to `80`
* Normalize whitespaces

[ci skip]

docs/api/app.md

@@ -523,8 +523,8 @@ This method returns `true` if the system is in Dark Mode, and `false` otherwise.
   * `result` Integer - Result of import.
 
 Imports the certificate in pkcs12 format into the platform certificate store.
-`callback` is called with the `result` of import operation, a value of `0` indicates
-success while any other value indicates failure according to chromium [net_error_list](https://code.google.com/p/chromium/codesearch#chromium/src/net/base/net_error_list.h).
+`callback` is called with the `result` of import operation, a value of `0`
+indicates success while any other value indicates failure according to chromium [net_error_list](https://code.google.com/p/chromium/codesearch#chromium/src/net/base/net_error_list.h).
 
 ### `app.commandLine.appendSwitch(switch[, value])`
 

docs/api/auto-updater.md

@@ -5,8 +5,11 @@ This module provides an interface for the `Squirrel` auto-updater framework.
 You can quickly launch a multi-platform release server for distributing your
 application by using one of these projects:
 
-- [electron-release-server][electron-release-server]: *A fully featured, self-hosted release server for electron applications, compatible with auto-updater*
-- [squirrel-updates-server][squirrel-updates-server]: *A simple node.js server for Squirrel.Mac and Squirrel.Windows which uses GitHub releases*
+- [electron-release-server][electron-release-server]: *A fully featured,
+  self-hosted release server for electron applications, compatible with
+  auto-updater*
+- [squirrel-updates-server][squirrel-updates-server]: *A simple node.js server
+  for Squirrel.Mac and Squirrel.Windows which uses GitHub releases*
 
 ## Platform notices
 

docs/api/browser-window.md

@@ -311,7 +311,8 @@ Emitted when an [App Command](https://msdn.microsoft.com/en-us/library/windows/d
 is invoked. These are typically related to keyboard media keys or browser
 commands, as well as the "Back" button built into some mice on Windows.
 
-Commands are lowercased with underscores replaced with hyphens and the `APPCOMMAND_` prefix stripped off.
+Commands are lowercased with underscores replaced with hyphens and the
+`APPCOMMAND_` prefix stripped off.
 e.g. `APPCOMMAND_BROWSER_BACKWARD` is emitted as `browser-backward`.
 
 ```js
@@ -677,9 +678,9 @@ window.
 
 ### `win.setSheetOffset(offset)`
 
-Changes the attachment point for sheets on Mac OS X. By default, sheets are attached
-just below the window frame, but you may want to display them beneath a HTML-rendered
-toolbar. For example:
+Changes the attachment point for sheets on Mac OS X. By default, sheets are
+attached just below the window frame, but you may want to display them beneath
+a HTML-rendered toolbar. For example:
 
 ```
 var toolbarRect = document.getElementById('toolbar').getBoundingClientRect();
@@ -823,8 +824,8 @@ cleared
 * `description` String - a description that will be provided to Accessibility
 screen readers
 
-Sets a 16 x 16 pixel overlay onto the current taskbar icon, usually used to convey some
-sort of application status or to passively notify the user.
+Sets a 16 x 16 pixel overlay onto the current taskbar icon, usually used to
+convey some sort of application status or to passively notify the user.
 
 ### `win.setHasShadow(hasShadow)` _OS X_
 

docs/api/crash-reporter.md

@@ -60,7 +60,8 @@ ID.
 
 ## crash-reporter Payload
 
-The crash reporter will send the following data to the `submitURL` as a `multipart/form-data` `POST`:
+The crash reporter will send the following data to the `submitURL` as
+a `multipart/form-data` `POST`:
 
 * `ver` String - The version of Electron.
 * `platform` String - e.g. 'win32'.

docs/api/dialog.md

@@ -12,7 +12,8 @@ const dialog = require('electron').dialog;
 console.log(dialog.showOpenDialog({ properties: [ 'openFile', 'openDirectory', 'multiSelections' ]}));
 ```
 
-The Dialog is opened from Electron's main thread. If you want to use the dialog object from a renderer process, remember to access it using the remote:
+The Dialog is opened from Electron's main thread. If you want to use the dialog
+object from a renderer process, remember to access it using the remote:
 
 ```javascript
 const dialog = require('electron').remote.dialog;

docs/api/frameless-window.md

@@ -1,6 +1,9 @@
 # Frameless Window
 
-A frameless window is a window that has no [chrome](https://developer.mozilla.org/en-US/docs/Glossary/Chrome), the parts of the window, like toolbars, that are not a part of the web page. These are options on the [`BrowserWindow`](browser-window.md) class.
+A frameless window is a window that has no
+[chrome](https://developer.mozilla.org/en-US/docs/Glossary/Chrome), the parts of
+the window, like toolbars, that are not a part of the web page. These are
+options on the [`BrowserWindow`](browser-window.md) class.
 
 ## Create a frameless window
 
@@ -38,7 +41,8 @@ var win = new BrowserWindow({ transparent: true, frame: false });
 ### Limitations
 
 * You can not click through the transparent area. We are going to introduce an
-  API to set window shape to solve this, see [our issue](https://github.com/electron/electron/issues/1335) for details.
+  API to set window shape to solve this, see
+  [our issue](https://github.com/electron/electron/issues/1335) for details.
 * Transparent windows are not resizable. Setting `resizable` to `true` may make
   a transparent window stop working on some platforms.
 * The `blur` filter only applies to the web page, so there is no way to apply

docs/api/menu-item.md

@@ -22,9 +22,10 @@ Create a new `MenuItem` with the following method:
   * `sublabel` String
   * `accelerator` [Accelerator](accelerator.md)
   * `icon` [NativeImage](native-image.md)
-  * `enabled` Boolean - If false, the menu item will be greyed out and unclickable.
+  * `enabled` Boolean - If false, the menu item will be greyed out and
+    unclickable.
   * `visible` Boolean - If false, the menu item will be entirely hidden.
-  * `checked` Boolean - Should only be specified for `checkbox` or `radio` type 
+  * `checked` Boolean - Should only be specified for `checkbox` or `radio` type
       menu items.
   * `submenu` Menu - Should be specified for `submenu` type menu items. If
      `submenu` is specified, the `type: 'submenu'` can be omitted. If the value
@@ -61,7 +62,8 @@ On OS X `role` can also have following additional values:
 * `help` - The submenu is a "Help" menu
 * `services` - The submenu is a "Services" menu
 
-When specifying `role` on OS X, `label` and `accelerator` are the only options that will affect the MenuItem. All other options will be ignored.
+When specifying `role` on OS X, `label` and `accelerator` are the only options
+that will affect the MenuItem. All other options will be ignored.
 
 ## Instance Properties
 
@@ -79,4 +81,3 @@ selected. You can add a `click` function to do additional work.
 A `radio` menu item will turn on its `checked` property when clicked, and
 will turn off that property for all adjacent items in the same menu. Again,
 you can add a `click` function for additional behavior.
-

docs/api/process.md

@@ -10,8 +10,8 @@ upstream node:
 * `process.resourcesPath` String - Path to JavaScript source code.
 * `process.mas` Boolean - For Mac App Store build, this value is `true`, for
   other builds it is `undefined`.
-* `process.windowsStore` Boolean - If the app is running as a Windows Store app (appx), this value is `true`, for
-  other builds it is `undefined`.
+* `process.windowsStore` Boolean - If the app is running as a Windows Store app
+  (appx), this value is `true`, for other builds it is `undefined`.
 
 ## Events
 

docs/api/session.md

@@ -447,8 +447,9 @@ The `callback` has to be called with an `response` object:
   * `cancel` Boolean
   * `responseHeaders` Object (optional) - When provided, the server is assumed
     to have responded with these headers.
-  * `statusLine` String (optional) - Should be provided when overriding `responseHeaders`
-    to change header status otherwise original response header's status will be used.
+  * `statusLine` String (optional) - Should be provided when overriding
+    `responseHeaders` to change header status otherwise original response
+    header's status will be used.
 
 #### `ses.webRequest.onResponseStarted([filter, ]listener)`
 

docs/api/synopsis.md

@@ -11,8 +11,8 @@ both processes.
 
 The basic rule is: if a module is [GUI][gui] or low-level system related, then
 it should be only available in the main process. You need to be familiar with
-the concept of [main process vs. renderer process](../tutorial/quick-start.md#the-main-process) scripts to be
-able to use those modules.
+the concept of [main process vs. renderer process](../tutorial/quick-start.md#the-main-process)
+scripts to be able to use those modules.
 
 The main process script is just like a normal Node.js script:
 

docs/api/web-contents.md

@@ -278,7 +278,8 @@ Emitted when media is paused or done playing.
 
 ### Event: 'did-change-theme-color'
 
-Emitted when a page's theme color changes. This is usually due to encountering a meta tag:
+Emitted when a page's theme color changes. This is usually due to encountering
+a meta tag:
 
 ```html
 <meta name='theme-color' content='#ff0000'>
@@ -355,7 +356,8 @@ Returns whether web page is still loading resources.
 
 ### `webContents.isLoadingMainFrame()`
 
-Returns whether the main frame (and not just iframes or frames within it) is still loading.
+Returns whether the main frame (and not just iframes or frames within it) is
+still loading.
 
 ### `webContents.isWaitingForResponse()`
 
@@ -525,9 +527,10 @@ Inserts `text` to the focused element.
     uppercase letter followed by a lowercase or non-letter.
     Accepts several other intra-word matches, defaults to `false`.
 
-Starts a request to find all matches for the `text` in the web page and returns an `Integer`
-representing the request id used for the request. The result of the request can be
-obtained by subscribing to [`found-in-page`](web-contents.md#event-found-in-page) event.
+Starts a request to find all matches for the `text` in the web page and returns
+an `Integer` representing the request id used for the request. The result of
+the request can be obtained by subscribing to
+[`found-in-page`](web-contents.md#event-found-in-page) event.
 
 ### `webContents.stopFindInPage(action)`
 

docs/api/web-view-tag.md

@@ -47,17 +47,17 @@ and displays a "loading..." message during the load time:
 
 ## CSS Styling Notes
 
-Please note that the `webview` tag's style uses `display:flex;` internally to 
-ensure the child `object` element fills the full height and width of its `webview` 
-container when used with traditional and flexbox layouts (since v0.36.11). Please 
-do not overwrite the default `display:flex;` CSS property, unless specifying 
+Please note that the `webview` tag's style uses `display:flex;` internally to
+ensure the child `object` element fills the full height and width of its `webview`
+container when used with traditional and flexbox layouts (since v0.36.11). Please
+do not overwrite the default `display:flex;` CSS property, unless specifying
 `display:inline-flex;` for inline layout.
 
-`webview` has issues being hidden using the `hidden` attribute or using `display: none;`. 
-It can cause unusual rendering behaviour within its child `browserplugin` object 
-and the web page is reloaded, when the `webview` is un-hidden, as opposed to just 
-becoming visible again. The recommended approach is to hide the `webview` using 
-CSS by zeroing the `width` & `height` and allowing the element to shrink to the 0px 
+`webview` has issues being hidden using the `hidden` attribute or using `display: none;`.
+It can cause unusual rendering behaviour within its child `browserplugin` object
+and the web page is reloaded, when the `webview` is un-hidden, as opposed to just
+becoming visible again. The recommended approach is to hide the `webview` using
+CSS by zeroing the `width` & `height` and allowing the element to shrink to the 0px
 dimensions via `flex`.
 
 ```html
@@ -70,7 +70,7 @@ dimensions via `flex`.
   webview.hide {
     flex: 0 1;
     width: 0px;
-    height: 0px; 
+    height: 0px;
   }
 </style>
 ```