args_helpers.rb in eco-helpers-3.0.8

- old
+ new

@@ -1,9 +1,11 @@
 module Eco
   class CLI
     class Scripting
       module ArgsHelpers
+        class UnknownArgument < ArgumentError; end
+
         # @return [Array<String] the command line arguments.
         def argv
           @argv || ARGV
         end
 
@@ -29,11 +31,12 @@
             exclude:       exclude,
             all_available: all_available
           }
           unknown = arguments.unknown(**args) do |key, correct|
             next suggestions[key] = correct unless correct.empty?
-            suggstions[key] = '-- not known similar options! --'
+
+            suggestions[key] = ['-- not known similar options! --']
           end
           unknown = unknown.select {|arg| is_modifier?(arg)} if only_options
 
           return if unknown.empty?
 
@@ -47,10 +50,10 @@
           msg  = "\nThere are UNKNOWN OPTIONS in your command line arguments !!"
           msg << "\n  * #{suggestions_str}\n"
           msg << "\nUse 'ruby main.rb -org [-usecase] --help -options' for more information"
           msg << "\n  - Please, remember that use case specific options "
           msg << "should come after the use case in the command line.\n"
-          raise msg
+          raise UnknownArgument, msg
         end
 
         # @return [Boolean] if `key` is in the command line.
         def arg?(key)
           argv.include?(key)