lib/clamp/command.rb in clamp-1.2.1 vs lib/clamp/command.rb in clamp-1.3.0

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 require "clamp/messages"
 require "clamp/errors"
 require "clamp/help"
 require "clamp/option/declaration"
 require "clamp/option/parsing"
@@ -46,10 +48,11 @@
     def parse(arguments)
       @remaining_arguments = arguments.dup
       parse_options
       parse_parameters
       parse_subcommand
+      verify_required_options_are_set
       handle_remaining_arguments
     end
 
     # Run the command, with the specified arguments.
     #
@@ -79,11 +82,11 @@
 
     # Abort with subcommand missing usage error
     #
     # @ param [String] name subcommand_name
     def subcommand_missing(name)
-      signal_usage_error(Clamp.message(:no_such_subcommand, :name => name))
+      signal_usage_error(Clamp.message(:no_such_subcommand, name: name))
     end
 
     include Clamp::Option::Parsing
     include Clamp::Parameter::Parsing
     include Clamp::Subcommand::Parsing
@@ -119,9 +122,14 @@
 
       include Clamp::Option::Declaration
       include Clamp::Parameter::Declaration
       include Clamp::Subcommand::Declaration
       include Help
+
+      # An alternative to "def execute"
+      def execute(&block)
+        define_method(:execute, &block)
+      end
 
       # Create an instance of this command class, and run it.
       #
       # @param [String] invocation_path the path used to invoke the command
       # @param [Array<String>] arguments command-line arguments