From d88750652a6a6a04aa44c4ededda720701c31db7 Mon Sep 17 00:00:00 2001
From: Vlad Shablinsky
Date: Sun, 9 Aug 2015 14:39:46 +0300
Subject: tap: add formula_renames

- Tap#formula_renames is a method used for getting information
about renames in tap formulae.
---
 Library/Homebrew/tap.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'Library')

diff --git a/Library/Homebrew/tap.rb b/Library/Homebrew/tap.rb
index 2e12e4844..24b496ebe 100644
--- a/Library/Homebrew/tap.rb
+++ b/Library/Homebrew/tap.rb
@@ -1,3 +1,5 @@
+require "utils/json"
+
 # a {Tap} is used to extend the formulae provided by Homebrew core.
 # Usually, it's synced with a remote git repository. And it's likely
 # a Github repository with the name of `user/homebrew-repo`. In such
@@ -137,6 +139,15 @@ class Tap
     }
   end
 
+  # Hash with tap formula renames
+  def formula_renames
+    @formula_renames ||= if (rename_file = path/"formula_renames.json").file?
+      Utils::JSON.load(rename_file.read)
+    else
+      {}
+    end
+  end
+
   def self.each
     return unless TAP_DIRECTORY.directory?
 
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