oh1 stdout display function

Library/Homebrew/utils.rb

@@ -8,6 +8,11 @@ class Tty
     def yellow; underline 33 ; end
     def reset; escape 0; end
     def em; underline 39; end
+    def green; color 92 end
+
+    def width
+      `/usr/bin/tput cols`.strip.to_i
+    end
 
   private
     def color n
@@ -27,11 +32,16 @@ end
 
 # args are additional inputs to puts until a nil arg is encountered
 def ohai title, *sput
-  title = title.to_s[0, `/usr/bin/tput cols`.strip.to_i-4] unless ARGV.verbose?
+  title = title.to_s[0, Tty.width - 4] unless ARGV.verbose?
   puts "#{Tty.blue}==>#{Tty.white} #{title}#{Tty.reset}"
   puts sput unless sput.empty?
 end
 
+def oh1 title
+  title = title.to_s[0, Tty.width - 4] unless ARGV.verbose?
+  puts "#{Tty.green}==> #{Tty.reset}#{title}"
+end
+
 def opoo warning
   puts "#{Tty.red}Warning#{Tty.reset}: #{warning}"
 end
@@ -272,9 +282,11 @@ module MacOS extend self
   end
 
   def xcode_version
+    @xcode_version ||= begin
       `xcodebuild -version 2>&1` =~ /Xcode (\d(\.\d)*)/
       $1
     end
+  end
 
   def llvm_build_version
     unless xcode_prefix.to_s.empty?
@@ -331,7 +343,7 @@ module MacOS extend self
   end
 
   def lion?
-    10.7 == MACOS_VERSION
+    10.7 <= MACOS_VERSION #Actually Lion or newer
   end
 
   def prefer_64_bit?