rev: cleanup write method

I was originally experimenting with setsockopt to increase the
kernel buffer sizes in a loop, but the benefits were negligible
at best.

1 files changed, 3 insertions, 5 deletions

diff --git a/lib/rainbows/rev/client.rb b/lib/rainbows/rev/client.rb
index 788d8c8..e51ccdc 100644
--- a/lib/rainbows/rev/client.rb
+++ b/lib/rainbows/rev/client.rb
@@ -21,22 +21,20 @@ module Rainbows
 
       def write(buf)
         if @_write_buffer.empty?
-          rv = buf.size
           # try to write directly to the kernel socket buffers to avoid an
           # extra userspace copy if possible.
           begin
             w = @_io.write_nonblock(buf)
-            if w == buf.size
+            if w == buf.bytesize
               on_write_complete
-              return rv
+              return w
             end
             buf = buf[w..-1]
           rescue Errno::EAGAIN
-            break # copy what's left into the IO::Buffer
           rescue
             close
             return
-          end while true
+          end
         end
         super(buf)
       end