Deprecate more requirements.

These are ones that were either already deprecated due to audit rules
or are just a simple `which` with a `default_formula` so should just
be a dependency.

1 files changed, 0 insertions, 63 deletions

diff --git a/Library/Homebrew/requirements/language_module_requirement.rb b/Library/Homebrew/requirements/language_module_requirement.rb
deleted file mode 100644
index 5ddce7a66..000000000
--- a/Library/Homebrew/requirements/language_module_requirement.rb
+++ /dev/null
@@ -1,63 +0,0 @@
-require "requirement"
-
-class LanguageModuleRequirement < Requirement
-  fatal true
-
-  def initialize(language, module_name, import_name = nil)
-    @language = language
-    @module_name = module_name
-    @import_name = import_name || module_name
-    super([language, module_name, import_name])
-  end
-
-  satisfy(build_env: false) { quiet_system(*the_test) }
-
-  def message
-    s = <<~EOS
-      Unsatisfied dependency: #{@module_name}
-      Homebrew does not provide special #{@language.to_s.capitalize} dependencies; install with:
-        `#{command_line} #{@module_name}`
-    EOS
-
-    unless [:python, :perl, :ruby].include? @language
-      s += <<~EOS
-        You may need to: `brew install #{@language}`
-
-      EOS
-    end
-
-    s
-  end
-
-  def the_test
-    case @language
-    when :lua
-      ["/usr/bin/env", "luarocks-5.2", "show", @import_name.to_s]
-    when :lua51
-      ["/usr/bin/env", "luarocks-5.1", "show", @import_name.to_s]
-    when :perl
-      ["/usr/bin/env", "perl", "-e", "use #{@import_name}"]
-    when :python
-      ["/usr/bin/env", "python", "-c", "import #{@import_name}"]
-    when :python3
-      ["/usr/bin/env", "python3", "-c", "import #{@import_name}"]
-    when :ruby
-      ["/usr/bin/env", "ruby", "-rubygems", "-e", "require '#{@import_name}'"]
-    end
-  end
-
-  def command_line
-    case @language
-    when :lua     then "luarocks-5.2 install"
-    when :lua51   then "luarocks-5.1 install"
-    when :perl    then "cpan -i"
-    when :python  then "pip install"
-    when :python3 then "pip3 install"
-    when :ruby    then "gem install"
-    end
-  end
-
-  def display_s
-    "#{@module_name} (#{@language} module)"
-  end
-end