command_parser.rb in yard-0.9.6

- old
+ new

@@ -1,5 +1,6 @@
+# frozen_string_literal: true
 module YARD
   module CLI
     # This class parses a command name out of the +yard+ CLI command and calls
     # that command in the form:
     #
@@ -59,17 +60,17 @@
       # Runs the {Command} object matching the command name of the first
       # argument.
       # @return [void]
       def run(*args)
         unless args == ['--help']
-          if args.size == 0 || args.first =~ /^-/
+          if args.empty? || args.first =~ /^-/
             command_name = self.class.default_command
           else
             command_name = args.first.to_sym
             args.shift
           end
-          if commands.has_key?(command_name)
+          if commands.key?(command_name)
             return commands[command_name].run(*args)
           end
         end
         list_commands
       end
@@ -80,10 +81,10 @@
 
       def list_commands
         log.puts "Usage: yard <command> [options]"
         log.puts
         log.puts "Commands:"
-        commands.keys.sort_by {|k| k.to_s }.each do |command_name|
+        commands.keys.sort_by(&:to_s).each do |command_name|
           command = commands[command_name].new
           log.puts "%-8s %s" % [command_name, command.description]
         end
       end
     end