From 3aec8a039884cf1af85b5ec5bba41c41387a7a4d Mon Sep 17 00:00:00 2001
From: Michka Popoff <michkapopoff@gmail.com>
Date: Tue, 13 Oct 2020 07:50:40 +0200
Subject: [PATCH] xcode_requirement: support linux

2020-10-12T21:29:03.7866574Z [31mError:[0m undefined method `latest_version' for OS::Mac::Xcode:Module
2020-10-12T21:29:03.7867686Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Homebrew/requirements/xcode_requirement.rb:33:in `message'
2020-10-12T21:29:03.7868902Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/tests/formulae.rb:199:in `map'
2020-10-12T21:29:03.7870227Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/tests/formulae.rb:199:in `satisfied_requirements?'
2020-10-12T21:29:03.7871547Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/tests/formulae.rb:593:in `formula!'
2020-10-12T21:29:03.7873156Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/tests/formulae.rb:20:in `block in run!'
2020-10-12T21:29:03.7875029Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/tests/formulae.rb:19:in `each'
2020-10-12T21:29:03.7876299Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/tests/formulae.rb:19:in `run!'
2020-10-12T21:29:03.7877495Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/test_runner.rb:119:in `run_tests'
2020-10-12T21:29:03.7878705Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/test_runner.rb:36:in `block in run!'
2020-10-12T21:29:03.7879908Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Homebrew/vendor/portable-ruby/2.6.3_2/lib/ruby/2.6.0/delegate.rb:83:in `each'
2020-10-12T21:29:03.7881136Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Homebrew/vendor/portable-ruby/2.6.3_2/lib/ruby/2.6.0/delegate.rb:83:in `method_missing'
2020-10-12T21:29:03.7882519Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/test_runner.rb:25:in `run!'
2020-10-12T21:29:03.7883735Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/lib/test_bot.rb:126:in `run!'
2020-10-12T21:29:03.7884875Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Taps/homebrew/homebrew-test-bot/cmd/test-bot.rb:75:in `test_bot'
2020-10-12T21:29:03.7885882Z /home/linuxbrew/.linuxbrew/Homebrew/Library/Homebrew/brew.rb:119:in `<main>'
---
 .../extend/os/linux/requirements/xcode_requirement.rb  | 10 ++++++++++
 .../extend/os/requirements/xcode_requirement.rb        |  4 ++++
 Library/Homebrew/requirements/xcode_requirement.rb     |  2 ++
 3 files changed, 16 insertions(+)
 create mode 100644 Library/Homebrew/extend/os/linux/requirements/xcode_requirement.rb
 create mode 100644 Library/Homebrew/extend/os/requirements/xcode_requirement.rb

diff --git a/Library/Homebrew/extend/os/linux/requirements/xcode_requirement.rb b/Library/Homebrew/extend/os/linux/requirements/xcode_requirement.rb
new file mode 100644
index 0000000000..caa020aba4
--- /dev/null
+++ b/Library/Homebrew/extend/os/linux/requirements/xcode_requirement.rb
@@ -0,0 +1,10 @@
+# typed: false
+# frozen_string_literal: true
+
+require "requirement"
+
+class XcodeRequirement < Requirement
+  def xcode_installed_version
+    true
+  end
+end
diff --git a/Library/Homebrew/extend/os/requirements/xcode_requirement.rb b/Library/Homebrew/extend/os/requirements/xcode_requirement.rb
new file mode 100644
index 0000000000..d8895dbfac
--- /dev/null
+++ b/Library/Homebrew/extend/os/requirements/xcode_requirement.rb
@@ -0,0 +1,4 @@
+# typed: false
+# frozen_string_literal: true
+
+require "extend/os/linux/requirements/xcode_requirement" if OS.linux?
diff --git a/Library/Homebrew/requirements/xcode_requirement.rb b/Library/Homebrew/requirements/xcode_requirement.rb
index 533b3e8515..c58b72259f 100644
--- a/Library/Homebrew/requirements/xcode_requirement.rb
+++ b/Library/Homebrew/requirements/xcode_requirement.rb
@@ -49,3 +49,5 @@ class XcodeRequirement < Requirement
     "#<#{self.class.name}: #{tags.inspect} version=#{@version.inspect}>"
   end
 end
+
+require "extend/os/requirements/xcode_requirement"