remove the monkey patching

lib/obsws/event.rb

@@ -35,7 +35,7 @@ module OBSWS
     end
 
     module Callbacks
-      include Util
+      include Util::String
 
       def observers
         @observers ||= []
@@ -52,11 +52,11 @@ module OBSWS
 
       def notify_observers(event, data)
         observers.each do |o|
-          if o.respond_to? "on_#{event.to_snake}"
+          if o.respond_to? "on_#{snakecase(event)}"
             if data.empty?
-              o.send("on_#{event.to_snake}")
+              o.send("on_#{snakecase(event)}")
             else
-              o.send("on_#{event.to_snake}", data)
+              o.send("on_#{snakecase(event)}", data)
             end
           end
         end

lib/obsws/mixin.rb

@@ -3,11 +3,11 @@ require_relative "util"
 module OBSWS
   module Mixin
     module Meta
-      include Util
+      include Util::String
 
       def make_field_methods(*params)
         params.each do |param|
-          define_singleton_method(param.to_s.to_snake) { @resp[param] }
+          define_singleton_method(snakecase(param.to_s)) { @resp[param] }
         end
       end
     end
@@ -23,7 +23,7 @@ module OBSWS
 
       def empty? = @fields.empty?
 
-      def attrs = @fields.map { |f| f.to_s.to_snake }
+      def attrs = @fields.map { |f| snakecase(f.to_s) }
     end
 
     class Response < MetaObject

lib/obsws/util.rb

@@ -1,12 +1,13 @@
 module OBSWS
   module Util
-    class ::String
-      def to_camel
-        split("_").map(&:capitalize).join
+    module String
+      def camelcase(s)
+        s.split("_").map(&:capitalize).join
       end
 
-      def to_snake
-        gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
+      def snakecase(s)
+        s
+          .gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
           .gsub(/([a-z\d])([A-Z])/, '\1_\2')
           .downcase
       end