From bfffc6cdab85743b5617a06c094b0544086e3cbf Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Wed, 26 Dec 2018 19:57:15 +0000
Subject: extras/exec_cgi: @body_tip is always set

No point in increasing the complexity for cases it's not.
---
 extras/exec_cgi.rb | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/extras/exec_cgi.rb b/extras/exec_cgi.rb
index f143ac7..babda3c 100644
--- a/extras/exec_cgi.rb
+++ b/extras/exec_cgi.rb
@@ -31,10 +31,8 @@ class ExecCgi
     end
 
     def each
-      buf = @body_tip || ''.dup
-      if buf.size > 0
-        yield buf
-      end
+      buf = @body_tip
+      yield buf unless buf.empty?
 
       case tmp = @rd.read_nonblock(8192, buf, exception: false)
       when :wait_readable
-- 
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