From 7829af75089a9935679c82f631366d8bdafe9659 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Sat, 28 May 2016 20:09:49 +0100
Subject: [PATCH] bottle/test-bot: deep merge bottle JSON hashes.

---
 Library/Homebrew/cmd/bottle.rb   |  2 +-
 Library/Homebrew/cmd/test-bot.rb |  2 +-
 Library/Homebrew/utils.rb        |  1 +
 Library/Homebrew/utils/hash.rb   | 10 ++++++++++
 4 files changed, 13 insertions(+), 2 deletions(-)
 create mode 100644 Library/Homebrew/utils/hash.rb

diff --git a/Library/Homebrew/cmd/bottle.rb b/Library/Homebrew/cmd/bottle.rb
index 7c93b2d6bd..d1215f0d6d 100644
--- a/Library/Homebrew/cmd/bottle.rb
+++ b/Library/Homebrew/cmd/bottle.rb
@@ -336,7 +336,7 @@ module Homebrew
     write = ARGV.include? "--write"
 
     bottles_hash = ARGV.named.reduce({}) do |hash, json_file|
-      hash.merge! Utils::JSON.load(IO.read(json_file))
+      deep_merge_hashes hash, Utils::JSON.load(IO.read(json_file))
     end
 
     bottles_hash.each do |formula_name, bottle_hash|
diff --git a/Library/Homebrew/cmd/test-bot.rb b/Library/Homebrew/cmd/test-bot.rb
index e83f09e68a..2480b99fe9 100644
--- a/Library/Homebrew/cmd/test-bot.rb
+++ b/Library/Homebrew/cmd/test-bot.rb
@@ -821,7 +821,7 @@ module Homebrew
     formula_packaged = {}
 
     bottles_hash = json_files.reduce({}) do |hash, json_file|
-      hash.merge! Utils::JSON.load(IO.read(json_file))
+      deep_merge_hashes hash, Utils::JSON.load(IO.read(json_file))
     end
 
     bottles_hash.each do |formula_name, bottle_hash|
diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index caa1a87e2d..09bab2c540 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -1,5 +1,6 @@
 require "pathname"
 require "exceptions"
+require "utils/hash"
 require "utils/json"
 require "utils/inreplace"
 require "utils/popen"
diff --git a/Library/Homebrew/utils/hash.rb b/Library/Homebrew/utils/hash.rb
new file mode 100644
index 0000000000..63dd02c1af
--- /dev/null
+++ b/Library/Homebrew/utils/hash.rb
@@ -0,0 +1,10 @@
+def deep_merge_hashes(hash1, hash2)
+  merger = proc do |key, v1, v2|
+    if Hash === v1 && Hash === v2
+      v1.merge v2, &merger
+    else
+      v2
+    end
+  end
+  hash1.merge hash2, &merger
+end