mixin_handler.rb in yard-0.9.6

- old
+ new

@@ -1,8 +1,9 @@
+# frozen_string_literal: true
 # (see Ruby::MixinHandler)
 class YARD::Handlers::Ruby::Legacy::MixinHandler < YARD::Handlers::Ruby::Legacy::Base
-  handles /\Ainclude(\s|\()/
+  handles(/\Ainclude(\s|\()/)
   namespace_only
 
   process do
     errors = []
     statement.tokens[1..-1].to_s.split(/\s*,\s*/).reverse.each do |mixin|
@@ -12,21 +13,20 @@
       rescue YARD::Parser::UndocumentableError => err
         errors << err.message
       end
     end
 
-    if errors.size > 0
+    unless errors.empty?
       msg = errors.size == 1 ? ": #{errors[0]}" : "s: #{errors.join(", ")}"
       raise YARD::Parser::UndocumentableError, "mixin#{msg} for class #{namespace.path}"
     end
   end
 
   private
 
   def process_mixin(mixin)
-    unless mixmatch = mixin[/\A(#{NAMESPACEMATCH})/, 1]
-      raise YARD::Parser::UndocumentableError
-    end
+    mixmatch = mixin[/\A(#{NAMESPACEMATCH})/, 1]
+    raise YARD::Parser::UndocumentableError unless mixmatch
 
     case obj = Proxy.new(namespace, mixmatch)
     when ConstantObject # If a constant is included, use its value as the real object
       obj = Proxy.new(namespace, obj.value, :module)
     else