https://git.ruby-lang.org/ruby.git/commit/?id=af12172035

From af121720357e3bcf3d45c0f578d262770c7f45c9 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Tue, 20 Aug 2019 19:26:12 +0900
Subject: Removed unused literal assignments [ci skip]


diff --git a/tool/sync_default_gems.rb b/tool/sync_default_gems.rb
index eba001f..ec2aaaa 100644
--- a/tool/sync_default_gems.rb
+++ b/tool/sync_default_gems.rb
@@ -240,17 +240,14 @@ def sync_default_gems_with_commits(gem, range) https://github.com/ruby/ruby/blob/trunk/tool/sync_default_gems.rb#L240
   end
   `git fetch --no-tags #{gem}`
 
-  commits = []
-
-  IO.popen(%W"git log --format=%H,%s #{range}") do |f|
-    commits = f.read.split("\n").reverse.map{|commit| commit.split(',', 2)}
+  commits = IO.popen(%W"git log --format=%H,%s #{range}") do |f|
+    f.read.split("\n").reverse.map{|commit| commit.split(',', 2)}
   end
 
   # Ignore Merge commit and insufficiency commit for ruby core repository.
   commits.delete_if do |sha, subject|
-    files = []
-    IO.popen(%W"git diff-tree --no-commit-id --name-only -r #{sha}") do |f|
-      files = f.read.split("\n")
+    files = IO.popen(%W"git diff-tree --no-commit-id --name-only -r #{sha}") do |f|
+      f.readlines
     end
     subject =~ /^Merge/ || subject =~ /^Auto Merge/ || files.all?{|file| file =~ IGNORE_FILE_PATTERN}
   end
-- 
cgit v0.10.2


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