flag.cr

require "option_parser"

module Blerp

  abstract class CommandFlag

    @@flags = { } of Symbol => CommandFlag

    def self.flags
      @@flags
    end

    def initialize
      # Add to the flags array once initialized
      @@flags[self.name] = self
    end

    getter name : Symbol
    getter key : String
    getter description : String

    def processor (parser, data)
      # optional implementation
    end

    def preprocessor (parser, data)
      # optional implementation
    end

    def postprocessor (parser, data)
      # optional implementation
    end

  end

end