用命令安装Xcode和Simulator

安装xcode-install

$ sudo gem install -n /usr/local/bin xcode-install

输入

xcversion --help

命令行提示

Usage:

    $ xcversion COMMAND

      Xcode installation manager.

Commands:

    + cleanup             Cleanup cached downloads.
    + install             Install a specific version of Xcode.
    + install-cli-tools   Installs Xcode Command Line Tools.
    + installed           List installed Xcodes.
    + list                List Xcodes available for download.
    + select              Select installed Xcode via `xcode-select`.
    + selected            Show version number of currently selected Xcode.
    + simulators          List or install iOS simulators.
    + uninstall           Uninstall a specific version of Xcode.
    + update              Update cached list of available Xcodes.

Options:

    --version             Show the version of the tool
    --verbose             Show more debugging information
    --no-ansi             Show output without ANSI codes
    --help                Show help banner of specified command

查看可以安装的Xcode列表

xcversion list

1.输入xcversion list
2.提示输入开发者账号与密码

-------------------------------------------------------------------------------------
Please provide your Apple Developer Program account credentials
The login information you enter will be stored in your macOS Keychain
You can also pass the password using the `FASTLANE_PASSWORD` environment variable
See more information about it on GitHub: https://github.com/fastlane/fastlane/tree/master/credentials_manager
-------------------------------------------------------------------------------------
Username:

-------------------------------------------------------------------------------------
Please provide your Apple Developer Program account credentials
The login information you enter will be stored in your macOS Keychain
You can also pass the password using the `FASTLANE_PASSWORD` environment variable
See more information about it on GitHub: https://github.com/fastlane/fastlane/tree/master/credentials_manager
-------------------------------------------------------------------------------------
Password (for [email protected]): 

3.有可能会提示输入二次验证的验证码

Two-factor Authentication (6 digits code) is enabled for account '******'
More information about Two-factor Authentication: https://support.apple.com/en-us/HT204915

If you're running this in a non-interactive session (e.g. server or CI)
check out https://github.com/fastlane/fastlane/tree/master/spaceship#2-step-verification

(Input `sms` to escape this prompt and select a trusted phone number to send the code as a text message)

(You can also set the environment variable `SPACESHIP_2FA_SMS_DEFAULT_PHONE_NUMBER` to automate this)
(Read more at: https://github.com/fastlane/fastlane/blob/master/spaceship/docs/Authentication.md#auto-select-sms-via-spaceship-2fa-sms-default-phone-number)

Please enter the 6 digit code:

结果

Requesting session...
4.3.1 for Lion
4.3 for Lion
4.3.2 for Lion
4.3.3 for Lion
4.4
4.4.1
4.5
4.5.1
4.5.2
4.6
4.6.1
4.6.2
4.6.3
5.0.1
5
5.0.2
5.1
5.1.1
6.0.1
6.1
6.1.1
6.2
6.3
6.3.1
6.3.2
6.4
7
7.0.1
7.1
7.1.1
7.2.1
7.2
7.3
7.3.1
8
8.1
8.2
8.2.1
8.3
8.3.1
8.3.2
8.3.3
9.0.1
9
9.1
9.2
9.3
9.3.1
9.4
9.4.1
10
10.1
10.2
10.2.1
10.3 (installed)
11 Beta 5 (installed)

上述结果中出现10.3 (installed)和11 Beta 5 (installed),代表我的电脑中已经安装了Xcode10.3和11 beta版本

查看可以安装的模拟器列表

xcversion simulators

结果

Xcode 10.3 (/Applications/Xcode.app)
iOS 10.3.1 Simulator (not installed)
watchOS 3.2 Simulator (not installed)
tvOS 10.2 Simulator (not installed)
iOS 11.0 Simulator (not installed)
watchOS 4.0 Simulator (not installed)
tvOS 11.0 Simulator (not installed)
tvOS 11.1 Simulator (not installed)
watchOS 4.1 Simulator (not installed)
iOS 11.1 Simulator (not installed)
iOS 11.2 Simulator (not installed)
watchOS 4.2 Simulator (not installed)
tvOS 11.2 Simulator (not installed)
iOS 11.3 Simulator (not installed)
tvOS 11.3 Simulator (not installed)
iOS 11.4 Simulator (not installed)
tvOS 11.4 Simulator (not installed)
iOS 12.0 Simulator (not installed)
watchOS 5.0 Simulator (not installed)
tvOS 12.0 Simulator (not installed)
iOS 12.1 Simulator (not installed)
watchOS 5.1 Simulator (not installed)
tvOS 12.1 Simulator (not installed)
iOS 12.2 Simulator (not installed)
watchOS 5.2 Simulator (not installed)
tvOS 12.2 Simulator (not installed)
Xcode 11.0 (/Applications/Xcode-beta.app)
iOS 10.3.1 Simulator (not installed)
watchOS 3.2 Simulator (not installed)
tvOS 10.2 Simulator (not installed)
iOS 11.0 Simulator (not installed)
watchOS 4.0 Simulator (not installed)
tvOS 11.0 Simulator (not installed)
tvOS 11.1 Simulator (not installed)
watchOS 4.1 Simulator (not installed)
iOS 11.1 Simulator (not installed)
iOS 11.2 Simulator (not installed)
watchOS 4.2 Simulator (not installed)
tvOS 11.2 Simulator (not installed)
iOS 11.3 Simulator (not installed)
tvOS 11.3 Simulator (not installed)
iOS 11.4 Simulator (not installed)
tvOS 11.4 Simulator (not installed)
iOS 12.0 Simulator (not installed)
watchOS 5.0 Simulator (not installed)
tvOS 12.0 Simulator (not installed)
iOS 12.1 Simulator (not installed)
watchOS 5.1 Simulator (not installed)
tvOS 12.1 Simulator (not installed)
iOS 12.2 Simulator (not installed)
watchOS 5.2 Simulator (not installed)
tvOS 12.2 Simulator (not installed)

其中Xcode 10.3 (/Applications/Xcode.app) 和Xcode 11.0 (/Applications/Xcode-beta.app) 显示为绿色,同样代表电脑已经安装过了

开始安装Xcode

xcversion install  11

同样会提示用户名

-------------------------------------------------------------------------------------
Please provide your Apple Developer Program account credentials
The login information you enter will be stored in your macOS Keychain
You can also pass the password using the `FASTLANE_PASSWORD` environment variable
See more information about it on GitHub: https://github.com/fastlane/fastlane/tree/master/credentials_manager
-------------------------------------------------------------------------------------
Username:

过程

100   319  100   319    0     0    343      0 --:--:-- --:--:-- --:--:--   343%
100   305  100   305    0     0    247      0  0:00:01  0:00:01 --:--:--   247
  4 7177M    4  316M    0     0  6057k      0  0:20:13  0:00:53  0:19:20 7649k%

安装模拟器 (iOS 12.2)

xcversion simulators --install='iOS 12.2'

过程

Installing iOS 12.2 Simulator for Xcode 10.3.0...
 21 2411M   21  520M    0     0  10.6M      0  0:03:46  0:00:48  0:02:58 10.7M%

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