Merge branch 'topic/fix-coding-style'

* topic/fix-coding-style:
  style: use $! if possible
  style: prefer '{ |x|' to '{|x|'
  readme: add newlines
  gitignore: remove unneeded things

1 files changed, 4 insertions, 4 deletions

diff --git a/examples/non_tls_server.rb b/examples/non_tls_server.rb
index 6078e80..e481b05 100644
--- a/examples/non_tls_server.rb
+++ b/examples/non_tls_server.rb
@@ -8,7 +8,7 @@ require "cgi"
 def log(con, stream, s)
   prefix = "[%02x;%02x] " % [con, stream]
   if s.is_a?(Enumerable)
-    puts s.map {|a| prefix + a.to_s }.join("\n")
+    puts s.map { |a| prefix + a.to_s }.join("\n")
   else
     puts prefix + s.to_s
   end
@@ -21,8 +21,8 @@ loop do
     sock = tcp_server.accept
     id = sock.fileno
     puts "#{id}: accept!"
-  rescue => e
-    STDERR.puts e
+  rescue
+    STDERR.puts $!
     next
   end
 
@@ -59,7 +59,7 @@ loop do
     end
 
     stream.on(:headers) do |headers_|
-      log(id, stream.id, headers_.map {|name, value| "#{name}: #{value}" })
+      log(id, stream.id, headers_.map { |name, value| "#{name}: #{value}" })
       headers = headers_.to_h
     end