C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// class Slop class Option # The default Hash of configuration options this class uses. DEFAULT_OPTIONS = { :argument => false, :optional_argument => false, :tail => false, :default => nil, :callback => nil, :delimiter => ',', :limit => 0, :match => nil, :optional => true, :required => false, :as => String, :autocreated => false } attr_reader :short, :long, :description, :config, :types attr_accessor :count, :argument_in_value # Incapsulate internal option information, mainly used to store # option specific configuration data, most of the meat of this # class is found in the #value method. # # slop - The instance of Slop tied to this Option. # short - The String or Symbol short flag. # long - The String or Symbol long flag. # description - The String description text. # config - A Hash of configuration options. # block - An optional block used as a callback. def initialize(slop, short, long, description, config = {}, &block) @slop = slop @short = short @long = long @description = description @config = DEFAULT_OPTIONS.merge(config) @count = 0 @callback = block_given? ? block : config[:callback] @value = nil @types = { :string => proc { |v| v.to_s }, :symbol => proc { |v| v.to_sym }, :integer => proc { |v| value_to_integer(v) }, :float => proc { |v| value_to_float(v) }, :range => proc { |v| value_to_range(v) }, :regexp => proc { |v| Regexp.new(v) }, :count => proc { |v| @count } } if long && long.size > @slop.config[:longest_flag] @slop.config[:longest_flag] = long.size end @config.each_key do |key| predicate = :"#{key}?" unless self.class.method_defined? predicate self.class.__send__(:define_method, predicate) { !!@config[key] } end end end # Returns true if this option expects an argument. def expects_argument? config[:argument] && config[:argument] != :optional end # Returns true if this option accepts an optional argument. def accepts_optional_argument? config[:optional_argument] || config[:argument] == :optional end # Returns the String flag of this option. Preferring the long flag. def key long || short end # Call this options callback if one exists, and it responds to call(). # # Returns nothing. def call(*objects) @callback.call(*objects) if @callback.respond_to?(:call) end # Set the new argument value for this option. # # We use this setter method to handle concatenating lists. That is, # when an array type is specified and used more than once, values from # both options will be grouped together and flattened into a single array. def value=(new_value) if config[:as].to_s.downcase == 'array' @value ||= [] if new_value.respond_to?(:split) @value.concat new_value.split(config[:delimiter], config[:limit]) end else @value = new_value end end # Fetch the argument value for this option. # # Returns the Object once any type conversions have taken place. def value value = @value.nil? ? config[:default] : @value if [true, false, nil].include?(value) && config[:as].to_s != 'count' return value end type = config[:as] if type.respond_to?(:call) type.call(value) else if callable = types[type.to_s.downcase.to_sym] callable.call(value) else value end end end # Returns the help String for this option. def to_s return config[:help] if config[:help].respond_to?(:to_str) out = " #{short ? "-#{short}, " : ' ' * 4}" if long out << "--#{long}" size = long.size diff = @slop.config[:longest_flag] - size out << (' ' * (diff + 6)) else out << (' ' * (@slop.config[:longest_flag] + 8)) end if config[:default] default = config[:default] "#{out}#{description} (default: #{default})" else "#{out}#{description}" end end alias help to_s #