base_parser.rb in raph-0.0.2

- old
+ new
@@ -1,47 +1,50 @@
-module Raph
-  # This module consists of argument parsers for Humans
-  module Parser
-    # Base class for all argument parsers.
-    #
-    # You can create a custom parser by subclassing
-    # `Raph::Parser::BaseParser` and overriding some methods,
-    # or by implementing all the methods by duck typing.
-    class BaseParser
-      # Parser unique id.
-      # If parser class name follows a convention NameParser
-      # then it's id will be automatically determined as it's
-      # name in snake case plus suffix 's'
-      #
-      # Example:
-      #    FlagParser.new.id                  # => :flags
-      #    FileParser.new.id                  # => :files
-      #    BaseArgumentParser.new.id          # => :base_arguments
-      def id
-        name = class_name.gsub(/parser$/i, '')
-        name << 's' # make it plural
-        to_underscore(name).to_sym
-      end
-
-      # Parses arguments and returns results of parsing.
-      def parse(args)
-      end
-
-      private
-
-      # Returns name of current class.
-      def class_name
-        self.class.name.split('::').last || ''
-      end
-
-      # Returns underscored version of string
-      # (snake case format).
-      def to_underscore(str)
-       str.gsub(/::/, '/').
-        gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
-        gsub(/([a-z\d])([A-Z])/,'\1_\2').
-        tr("-", "_").
-        downcase
-      end
-    end
-  end
-end
+module Raph
+  # This module consists of argument parsers for Humans
+  module Parser
+    # Base class for all argument parsers.
+    #
+    # You can create a custom parser by subclassing
+    # `Raph::Parser::BaseParser` and overriding some methods,
+    # or by implementing all the methods by duck typing.
+    class BaseParser
+      # Parser unique id.
+      # If parser class name follows a convention NameParser
+      # then it's id will be automatically determined as it's
+      # name in snake case plus suffix 's'
+      #
+      # Example:
+      #    FlagParser.new.id                  # => :flags
+      #    FileParser.new.id                  # => :files
+      #    BaseArgumentParser.new.id          # => :base_arguments
+      def id
+        name = class_name.gsub(/parser$/i, '')
+        name << 's' # make it plural
+        to_underscored_sym(name)
+      end
+
+      # Parses arguments and returns results of parsing.
+      def parse(args)
+      end
+
+      protected
+
+      # Returns underscored symbol of string
+      # (snake case format).
+      def to_underscored_sym(str)
+        str.gsub(/^[-]+/, '').
+          gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
+          gsub(/([a-z\d])([A-Z])/,'\1_\2').
+          tr("-", "_").
+          downcase.
+          to_sym
+      end
+
+      private
+
+      # Returns name of current class.
+      def class_name
+        self.class.name.split('::').last || ''
+      end
+    end
+  end
+end