improve hash logger a bit

lib/splunk_logging.rb

@@ -11,7 +11,11 @@ module SplunkLogging
     if hash.respond_to?(:keys)
       string = ''
       hash.each_pair do |key, value|
-        string << "#{key}='#{value}' "
+        if(value.instance_of?(Symbol)||value.instance_of?(Fixnum))
+           string << "#{key}=#{value} "
+        else
+           string << "#{key}='#{value}' "
+        end
       end
       string
     else

spec/lib/splunk_logging_spec.rb

@@ -0,0 +1,21 @@
+require 'spec_helper'
+describe SplunkLogging do
+  def add
+
+  end
+  include SplunkLogging
+  describe '#format_hash' do
+    it 'does not quote keys' do
+      format_hash({:key => 'value'}).should =~ /key=/
+    end
+    it 'quotes strings' do
+      format_hash({:key => 'value'}).should =~ /='value'/
+    end
+    it 'does not quote symbols' do
+      format_hash({:key => :value}).should =~ /=value/
+    end
+    it 'does not quote numbers' do
+      format_hash({:key => 500 }).should =~ /=500/
+    end
+  end
+end