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From: Eric Wong <e@80x24.org>
To: unicorn-public@bogomips.org
Subject: [PATCH] http_request: freeze constant strings passed IO#write
Date: Mon, 13 Feb 2017 18:27:53 +0000	[thread overview]
Message-ID: <20170213182753.5067-1-e@80x24.org> (raw)

This ensures we won't have duplicate objects in Ruby 2.0-2.4.
For Ruby 2.5.0dev+, this avoids any duplicate cleanup
introduced as of r57471: https://bugs.ruby-lang.org/issues/13085
 lib/unicorn/http_request.rb | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/lib/unicorn/http_request.rb b/lib/unicorn/http_request.rb
index 0c1f9bb..c176083 100644
--- a/lib/unicorn/http_request.rb
+++ b/lib/unicorn/http_request.rb
@@ -24,10 +24,7 @@ class Unicorn::HttpParser
   NULL_IO = StringIO.new("")
   # :stopdoc:
-  # A frozen format for this is about 15% faster
-  # Drop these frozen strings when Ruby 2.2 becomes more prevalent,
-  # 2.2+ optimizes hash assignments when used with literal string keys
-  HTTP_RESPONSE_START = [ 'HTTP', '/1.1 ']
+  HTTP_RESPONSE_START = [ 'HTTP'.freeze, '/1.1 '.freeze ]
   @@input_class = Unicorn::TeeInput
   @@check_client_connection = false

                 reply	other threads:[~2017-02-13 18:27 UTC|newest]

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