Merge pull request #28079 from ck3g/rename-osx-to-macos

Update Guides to use macOS instead of Mac OS X [ci skip]

guides/source/5_0_release_notes.md

@@ -242,7 +242,7 @@ Please refer to the [Changelog][railties] for detailed changes.
      [Pull Request](https://github.com/rails/rails/pull/22288))
 
 *   New applications are generated with the evented file system monitor enabled
-    on Linux and Mac OS X. The feature can be opted out by passing
+    on Linux and macOS. The feature can be opted out by passing
     `--skip-listen` to the generator.
     ([commit](https://github.com/rails/rails/commit/de6ad5665d2679944a9ee9407826ba88395a1003),
     [commit](https://github.com/rails/rails/commit/94dbc48887bf39c241ee2ce1741ee680d773f202))

guides/source/asset_pipeline.md

@@ -207,7 +207,7 @@ default .coffee and .scss files will not be precompiled on their own. See
 precompiling works.
 
 NOTE: You must have an ExecJS supported runtime in order to use CoffeeScript.
-If you are using Mac OS X or Windows, you have a JavaScript runtime installed in
+If you are using macOS or Windows, you have a JavaScript runtime installed in
 your operating system. Check [ExecJS](https://github.com/rails/execjs#readme) documentation to know all supported JavaScript runtimes.
 
 You can also disable generation of controller specific asset files by adding the
@@ -1117,7 +1117,7 @@ config.assets.js_compressor = :uglifier
 ```
 
 NOTE: You will need an [ExecJS](https://github.com/rails/execjs#readme)
-supported runtime in order to use `uglifier`. If you are using Mac OS X or
+supported runtime in order to use `uglifier`. If you are using macOS or
 Windows you have a JavaScript runtime installed in your operating system.
 
 

guides/source/configuring.md

@@ -1308,7 +1308,7 @@ end
 Otherwise, in every request Rails walks the application tree to check if
 anything has changed.
 
-On Linux and Mac OS X no additional gems are needed, but some are required
+On Linux and macOS no additional gems are needed, but some are required
 [for *BSD](https://github.com/guard/listen#on-bsd) and
 [for Windows](https://github.com/guard/listen#on-windows).
 

guides/source/development_dependencies_install.md

@@ -46,7 +46,7 @@ $ cd rails
 
 The test suite must pass with any submitted code. No matter whether you are writing a new patch, or evaluating someone else's, you need to be able to run the tests.
 
-Install first SQLite3 and its development files for the `sqlite3` gem. Mac OS X
+Install first SQLite3 and its development files for the `sqlite3` gem. On macOS
 users are done with:
 
 ```bash

guides/source/getting_started.md

@@ -86,7 +86,7 @@ your prompt will look something like `c:\source_code>`
 
 ### Installing Rails
 
-Open up a command line prompt. On Mac OS X open Terminal.app, on Windows choose
+Open up a command line prompt. On macOS open Terminal.app, on Windows choose
 "Run" from your Start menu and type 'cmd.exe'. Any commands prefaced with a
 dollar sign `$` should be run in the command line. Verify that you have a
 current version of Ruby installed:
@@ -98,7 +98,7 @@ ruby 2.3.1p112
 
 TIP: A number of tools exist to help you quickly install Ruby and Ruby
 on Rails on your system. Windows users can use [Rails Installer](http://railsinstaller.org),
-while Mac OS X users can use [Tokaido](https://github.com/tokaido/tokaidoapp).
+while macOS users can use [Tokaido](https://github.com/tokaido/tokaidoapp).
 For more installation methods for most Operating Systems take a look at
 [ruby-lang.org](https://www.ruby-lang.org/en/documentation/installation/).
 
@@ -206,7 +206,7 @@ folder directly to the Ruby interpreter e.g. `ruby bin\rails server`.
 TIP: Compiling CoffeeScript and JavaScript asset compression requires you
 have a JavaScript runtime available on your system, in the absence
 of a runtime you will see an `execjs` error during asset compilation.
-Usually Mac OS X and Windows come with a JavaScript runtime installed.
+Usually macOS and Windows come with a JavaScript runtime installed.
 Rails adds the `therubyracer` gem to the generated `Gemfile` in a
 commented line for new apps and you can uncomment if you need it.
 `therubyrhino` is the recommended runtime for JRuby users and is added by
@@ -221,7 +221,7 @@ your application in action, open a browser window and navigate to
 
 TIP: To stop the web server, hit Ctrl+C in the terminal window where it's
 running. To verify the server has stopped you should see your command prompt
-cursor again. For most UNIX-like systems including Mac OS X this will be a
+cursor again. For most UNIX-like systems including macOS this will be a
 dollar sign `$`. In development mode, Rails does not generally require you to
 restart the server; changes you make in files will be automatically picked up by
 the server.