change.rb in servicenow-1.1.3

- old
+ new

@@ -1,9 +1,12 @@
 require 'ostruct'
 
 module Servicenow
 
+  # This class represents a ServiceNow Change.  A Change is a local
+  # representation of the state of the remote.  For writing operations, the
+  # local is updated, and then a request to update the remote is sent
   class Change < OpenStruct
 
     @_client = nil
     
     # @param [String] notes the notes to post
@@ -14,11 +17,11 @@
 
       query = {
         work_notes: notes
       }
 
-      response = client.send_request(url, query, :patch)
+      client.send_request(url, query, :patch)
       change
     end
 
 
     # @param [Hash] extra options to override default query, or non-standard
@@ -31,11 +34,11 @@
       query = {
         state: states['work in progress'],
         work_start: Time.now.utc
       }.merge(extra)
 
-      response = client.send_request(url, query, :patch)
+      client.send_request(url, query, :patch)
       change
     end
 
 
     # @param [Hash] extra options to override default query, or non-standard
@@ -48,11 +51,11 @@
       query = {
         state: states['work complete'],
         work_end: Time.now.utc
       }.merge(extra)
 
-      response = client.send_request(url, query, :patch)
+      client.send_request(url, query, :patch)
       change
     end
 
 
     # This is a convenience method only.  It cannot be used to reload a Change
@@ -68,23 +71,21 @@
     
     private
 
 
     def client
-      if @_client.nil?
-        @_client = Servicenow::Client.new
-      end
+      @_client = Servicenow::Client.new if @_client.nil?
       @_client
     end
 
 
     def states
       {
         'open' => 1,
         'work in progress' => 2,
         'work complete' => 11,
         'work incomplete' => 4,
-        'waiting on user' => -5,
+        'waiting on user' => -5
       }
     end
 
 
     def completion_codes
\ No newline at end of file