json_warning.rb in pact-0.1.37

- old
+ new

@@ -2,10 +2,11 @@
 require 'json/add/regexp'
 
 module Pact
   module JsonWarning
     def check_for_active_support_json
+      @already_warned ||= false
       # Active support clobbers the as_json methods defined in the json/add directory of the json gem.
       # These methods are required to serialize and deserialize the Regexp and Symbol classes properly.
       # You can potentially fix this by making sure the json gem is required AFTER the active_support/json gem
       # OR if you don't use the json part of activesupport you could only require the parts of active support you really need
       # OR you can only use strings in your pacts.
@@ -13,11 +14,14 @@
 
       # If someone knows how to make sure the pact gem uses the json gem as_json methods when activesupport/json is used in the calling code,
       # without breaking the calling code, which may depend on activesupport/json... then please fix this.
       # Note: we can probably do this in Ruby 2.0 with refinements, but for now, we're all stuck on 1.9 :(
 
-      unless Regexp.new('').as_json.is_a?(Hash)
-        Logger.new($stderr).warn("It appears you are using ActiveSupport json in your project. You are now in rubygems hell. Please see Pact::JsonWarning for more info.")
+      unless @already_warned
+        unless Regexp.new('').as_json.is_a?(Hash)
+          Logger.new($stderr).warn("It appears you are using ActiveSupport json in your project. You are now in rubygems hell. Please see Pact::JsonWarning for more info.")
+          @already_warned = true
+        end
       end
     end
   end
 end
\ No newline at end of file