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global: raise unless Ruby 2.

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This commit is contained in:
Mike McQuaid 2016-08-16 17:00:07 +01:00
parent 0dc2beef7b
commit 179ef2bf8c
1 changed files with 1 additions and 0 deletions
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Library/Homebrew/global.rb
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@ -31,6 +31,7 @@ else
end
RUBY_BIN = RUBY_PATH.dirname
RUBY_TWO = RUBY_VERSION.split(".").first.to_i >= 2
raise "Homebrew must be run under Ruby 2!" unless RUBY_TWO
HOMEBREW_USER_AGENT_CURL = ENV["HOMEBREW_USER_AGENT_CURL"]
HOMEBREW_USER_AGENT_RUBY = "#{ENV["HOMEBREW_USER_AGENT"]} ruby/#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}"