symbol_name.rb in rubocop-0.13.0

- old
+ new

@@ -3,19 +3,25 @@
 module Rubocop
   module Cop
     module Style
       # This cop checks whether symbol names are snake_case.
       # There's also an option to accept CamelCase symbol names as well.
+      # There's also an option to accept symbol names with dots as well.
       class SymbolName < Cop
         MSG = 'Use snake_case for symbols.'
         SNAKE_CASE = /^[\da-z_]+[!?=]?$/
+        SNAKE_CASE_WITH_DOTS = /^[\da-z_\.]+[!?=]?$/
         CAMEL_CASE = /^[A-Z][A-Za-z\d]*$/
 
         def allow_camel_case?
-          self.class.config['AllowCamelCase']
+          cop_config['AllowCamelCase']
         end
 
+        def allow_dots?
+          cop_config['AllowDots']
+        end
+
         def on_send(node)
           receiver, method_name, *args = *node
           # Arguments to Module#private_constant are symbols referring to
           # existing constants, so they will start with an upper case letter.
           # We ignore these symbols.
@@ -28,10 +34,11 @@
           return if ignored_node?(node)
           sym_name = node.to_a[0]
           return unless sym_name =~ /^[a-zA-Z]/
           return if sym_name =~ SNAKE_CASE
           return if allow_camel_case? && sym_name =~ CAMEL_CASE
-          add_offence(:convention, node.loc.expression, MSG)
+          return if allow_dots? && sym_name =~ SNAKE_CASE_WITH_DOTS
+          convention(node, :expression)
         end
       end
     end
   end
 end