Add Source#to_hash to convert the data to an Array of hashes

Author: agardiner

lib/csv-diff/source.rb

@@ -214,6 +214,17 @@ def save_csv(file_path, options = {})
                 @data.each{ |rec| csv << rec }
             end
         end
+    
+
+        # Convert the data in this source to Array<Hash> using the field names
+        # as keys for the Hash in each row.
+        def to_hash
+            @data.map do |row|
+                hsh = {}
+                @field_names.each_with_index.map{ |fld, i| hsh[fld] = row[i] }
+                hsh
+            end
+        end
 
 
         private

lib/csv-diff/xml_source.rb

@@ -11,8 +11,8 @@ class XMLSource < Source
         attr_accessor :context
 
         # Create a new XMLSource, identified by +path+. Normally this is a path
-        # to the XML document, but any value is fine, as it isreally just a label
-        # to identify this data set.
+        # to the XML document, but any value is fine, as it is just a label to
+        # identify this data set.
         #
         # @param path [String] A label for this data set (often a path to the
         #   XML document used as the source).