Fix symbol to proc offense detector when a method is invoked on a ran…

…ge or array

Fixes the following issue: #77. Happens when somebody invokes a method with no args on an array or range in a block. Example in the spec.

lib/fasterer/scanners/method_call_scanner.rb

@@ -132,6 +132,7 @@ def check_symbol_to_proc
       return unless body_method_call.arguments.count.zero?
       return if body_method_call.has_block?
       return if body_method_call.receiver.nil?
+      return if body_method_call.receiver.is_a?(Fasterer::Primitive)
       return if body_method_call.receiver.name != method_call.block_argument_names.first
 
       add_offense(:block_vs_symbol_to_proc)

spec/support/analyzer/18_block_vs_symbol_to_proc.rb

@@ -11,6 +11,10 @@
   puts route.name
 end
 
+route_sets.each do |routes|
+  [].finalize!
+end
+
 route_sets.each(&:finalize!)
 
 route_sets.each(:oppa) do |route|