From 0e25fc01430ae10cc5638d9b0ae9c1784821d2c0 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Sat, 16 Jul 2016 21:01:34 +0100
Subject: [PATCH] xcode: add update instruction helpers.

---
 Library/Homebrew/os/mac/xcode.rb | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Library/Homebrew/os/mac/xcode.rb b/Library/Homebrew/os/mac/xcode.rb
index 0936806986..65ba50e9e2 100644
--- a/Library/Homebrew/os/mac/xcode.rb
+++ b/Library/Homebrew/os/mac/xcode.rb
@@ -72,6 +72,19 @@ module OS
         !prefix.nil?
       end
 
+      def update_instructions
+        if MacOS.version >= "10.9" && !OS::Mac.prerelease?
+          <<-EOS.undent
+            Xcode can be updated from the App Store.
+          EOS
+        else
+          <<-EOS.undent
+            Xcode can be updated from
+              https://developer.apple.com/xcode/downloads/
+          EOS
+        end
+      end
+
       def version
         # may return a version string
         # that is guessed based on the compiler, so do not
@@ -166,6 +179,20 @@ module OS
         !!detect_version
       end
 
+      def update_instructions
+        if MacOS.version >= "10.9"
+          <<-EOS.undent
+            Update them from Software Update in the App Store.
+          EOS
+        elsif MacOS.version == "10.8" || MacOS.version == "10.7"
+          <<-EOS.undent
+            The standalone package can be obtained from
+              https://developer.apple.com/downloads
+            or it can be installed via Xcode's preferences.
+          EOS
+        end
+      end
+
       def latest_version
         case MacOS.version
         when "10.12" then "800.0.33.1"