From 179ef2bf8cb1fb24622c917ea8d9a7cad70d5de5 Mon Sep 17 00:00:00 2001
From: Mike McQuaid
Date: Tue, 16 Aug 2016 17:00:07 +0100
Subject: global: raise unless Ruby 2.

---
 Library/Homebrew/global.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'Library')

diff --git a/Library/Homebrew/global.rb b/Library/Homebrew/global.rb
index f739f5012..95aa568b9 100644
--- a/Library/Homebrew/global.rb
+++ b/Library/Homebrew/global.rb
@@ -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}"
-- 
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