return boolean options set

lib/yawpa.rb

@@ -17,11 +17,29 @@ module Yawpa
     i = 0
     while i < params.length
       param = params[i]
-      if param[0] != '-'
-        args << params[i]
+      if param =~ /^(-+)(.+)$/
+        case $1.length
+        when 2
+          param_key = if options[$2]
+                        $2
+                      elsif options[$2.to_sym]
+                        $2.to_sym
+                      else
+                        nil
+                      end
+          if param_key.nil?
+            raise UnknownOptionException.new("Unknown option '#{param}'")
+          end
+          opt_config = options[param_key]
+          nargs = opt_config[:nargs] || 0
+          if nargs == 0
+            opts[param_key] = true
+          elsif nargs.class == FixNum
+          elsif nargs.class == Range
+          end
+        end
       else
-        opt_config = options[param] || options[param.to_sym]
-        raise UnknownOptionException.new("Unknown option '#{param}'") if opt_config.nil?
+        args << params[i]
       end
       i += 1
     end