From a08c9b8b4ffc95d13a2953357ec8c6afdde001c1 Mon Sep 17 00:00:00 2001
From: Cody Cutrer <cody@instructure.com>
Date: Fri, 24 May 2019 13:57:52 -0600
Subject: [PATCH] helper methods to get actual Objects, not just information
 about them

avoids having to have the caller keep looking up objects directly from
the repo
---
 lib/rugged/diff/delta.rb | 8 ++++++++
 lib/rugged/tree.rb       | 5 +++++
 2 files changed, 13 insertions(+)

diff --git a/lib/rugged/diff/delta.rb b/lib/rugged/diff/delta.rb
index f2bc2dd98..2bb95cd53 100644
--- a/lib/rugged/diff/delta.rb
+++ b/lib/rugged/diff/delta.rb
@@ -50,6 +50,14 @@ def typechange?
         status == :typechange
       end
 
+      def old_blob
+        owner.lookup(old_file[:oid]) unless added?
+      end
+
+      def new_blob
+        owner.lookup(new_file[:oid]) unless deleted?
+      end
+
       def inspect
         "#<#{self.class.name}:#{object_id} {old_file: #{old_file.inspect}, new_file: #{new_file.inspect}, similarity: #{similarity.inspect}, status: #{status.inspect}>"
       end
diff --git a/lib/rugged/tree.rb b/lib/rugged/tree.rb
index 22db563c3..335aa7235 100644
--- a/lib/rugged/tree.rb
+++ b/lib/rugged/tree.rb
@@ -164,6 +164,11 @@ def diff(other = nil, options = nil)
       Tree.diff(repo, self, other, options)
     end
 
+    def lookup(entry_id)
+      entry = get_entry(entry_id)
+      owner.lookup(entry[:oid]) if entry
+    end
+
     def inspect
       data = "#<Rugged::Tree:#{object_id} {oid: #{oid}}>\n"
       self.each { |e| data << "  <\"#{e[:name]}\" #{e[:oid]}>\n" }