From 324a34d8ea8f931dd336dd667bbcdd2531cd3c22 Mon Sep 17 00:00:00 2001
From: Martin Afanasjew <martin@afanasjew.de>
Date: Mon, 13 Jun 2016 02:54:20 +0200
Subject: [PATCH] utils/git: provide git_path and git_version

---
 Library/Homebrew/utils/git.rb | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Library/Homebrew/utils/git.rb b/Library/Homebrew/utils/git.rb
index 25dc49b02c..b4d86eb8a4 100644
--- a/Library/Homebrew/utils/git.rb
+++ b/Library/Homebrew/utils/git.rb
@@ -4,6 +4,20 @@ module Utils
     @git = quiet_system HOMEBREW_ENV_PATH/"scm/git", "--version"
   end
 
+  def self.git_path
+    return unless git_available?
+    @git_path ||= Utils.popen_read(
+      HOMEBREW_ENV_PATH/"scm/git", "--homebrew=print-path"
+    ).chuzzle
+  end
+
+  def self.git_version
+    return unless git_available?
+    @git_version ||= Utils.popen_read(
+      HOMEBREW_ENV_PATH/"scm/git", "--version"
+    ).chomp[/git version (\d+(?:\.\d+)*)/, 1]
+  end
+
   def self.ensure_git_installed!
     return if git_available?
 
@@ -25,5 +39,7 @@ module Utils
 
   def self.clear_git_available_cache
     remove_instance_variable(:@git) if instance_variable_defined?(:@git)
+    @git_path = nil
+    @git_version = nil
   end
 end