lib/clamp/parameter/parsing.rb in clamp-0.5.1 vs lib/clamp/parameter/parsing.rb in clamp-0.6.0

@@ -1,18 +1,19 @@
 module Clamp
-  class Parameter
+  module Parameter
 
     module Parsing
 
       protected
 
       def parse_parameters
 
         self.class.parameters.each do |parameter|
           begin
-            value = parameter.consume(remaining_arguments)
-            send("#{parameter.attribute_name}=", value) unless value.nil?
+            parameter.consume(remaining_arguments).each do |value|
+              send(parameter.write_method, value)
+            end
           rescue ArgumentError => e
             signal_usage_error "parameter '#{parameter.name}': #{e.message}"
           end
         end
 
@@ -23,10 +24,10 @@
         self.class.parameters.each do |parameter|
           next if parameter.environment_variable.nil?
           next unless ENV.has_key?(parameter.environment_variable)
           # Set the parameter value if it's environment variable is present
           value = ENV[parameter.environment_variable]
-          send("#{parameter.attribute_name}=", value)
+          send(parameter.write_method, value)
         end
 
       end
 
     end