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cmd	[ DIR ]	drwxr-xr-x	2024-03-03 22:48
ext	[ DIR ]	drwxr-xr-x	2024-03-03 22:48
lc	[ DIR ]	drwxr-xr-x	2024-03-03 22:48
completion.rb	5.86 KB	-rw-r--r--	2012-01-27 20:53
context.rb	6.91 KB	-rw-r--r--	2010-03-30 13:03
extend-command.rb	7 KB	-rw-r--r--	2009-12-05 01:18
frame.rb	1.21 KB	-rw-r--r--	2009-10-02 12:04
help.rb	549 B	-rw-r--r--	2009-10-02 12:04
init.rb	6.96 KB	-rw-r--r--	2011-05-15 11:55
input-method.rb	2.5 KB	-rw-r--r--	2009-10-02 12:04
inspector.rb	2.19 KB	-rw-r--r--	2011-05-15 11:55
locale.rb	4.42 KB	-rw-r--r--	2011-05-15 11:55
magic-file.rb	893 B	-rw-r--r--	2012-12-11 08:47
notifier.rb	2.64 KB	-rw-r--r--	2010-03-20 03:30
output-method.rb	1.31 KB	-rw-r--r--	2010-03-20 03:30
ruby-lex.rb	22.12 KB	-rw-r--r--	2011-06-28 12:52
ruby-token.rb	7.27 KB	-rw-r--r--	2010-06-04 21:22
slex.rb	5.93 KB	-rw-r--r--	2010-07-11 16:59
src_encoding.rb	90 B	-rw-r--r--	2009-10-02 10:45
version.rb	241 B	-rw-r--r--	2009-10-02 12:04
workspace.rb	2.54 KB	-rw-r--r--	2011-06-27 15:10
ws-for-case-2.rb	195 B	-rw-r--r--	2010-11-08 20:59
xmp.rb	1.76 KB	-rw-r--r--	2010-03-20 03:30

Rename

#
#   notifier.rb - output methods used by irb
#   	$Release Version: 0.9.6$
#   	$Revision: 26986 $
#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
#
# --
#
#
#

require "e2mmap"
require "irb/output-method"

module IRB
  module Notifier
    extend Exception2MessageMapper
    def_exception :ErrUndefinedNotifier,
      "undefined notifier level: %d is specified"
    def_exception :ErrUnrecognizedLevel,
      "unrecognized notifier level: %s is specified"

def def_notifier(prefix = "", output_method = StdioOutputMethod.new)
      CompositeNotifier.new(prefix, output_method)
    end
    module_function :def_notifier

class AbstractNotifier
      def initialize(prefix, base_notifier)
	@prefix = prefix
	@base_notifier = base_notifier
      end

attr_reader :prefix

def notify?
	true
      end

def print(*opts)
	@base_notifier.print prefix, *opts if notify?
      end

def printn(*opts)
	@base_notifier.printn prefix, *opts if notify?
      end

def printf(format, *opts)
	@base_notifier.printf(prefix + format, *opts) if notify?
      end

def puts(*objs)
	if notify?
	  @base_notifier.puts(*objs.collect{|obj| prefix + obj.to_s})
	end
      end

def pp(*objs)
	if notify?
	  @base_notifier.ppx @prefix, *objs
	end
      end

def ppx(prefix, *objs)
	if notify?
	  @base_notifier.ppx @prefix+prefix, *objs
	end
      end

def exec_if
	yield(@base_notifier) if notify?
      end
    end

class CompositeNotifier<AbstractNotifier
      def initialize(prefix, base_notifier)
	super

@notifiers = [D_NOMSG]
	@level_notifier = D_NOMSG
      end

attr_reader :notifiers

def def_notifier(level, prefix = "")
	notifier = LeveledNotifier.new(self, level, prefix)
	@notifiers[level] = notifier
	notifier
      end

attr_reader :level_notifier
      alias level level_notifier

def level_notifier=(value)
	case value
	when AbstractNotifier
	  @level_notifier = value
	when Integer
	  l = @notifiers[value]
	  Notifier.Raise ErrUndefinedNotifer, value unless l
	  @level_notifier = l
	else
	  Notifier.Raise ErrUnrecognizedLevel, value unless l
	end
      end

alias level= level_notifier=
    end

class LeveledNotifier<AbstractNotifier
      include Comparable

def initialize(base, level, prefix)
	super(prefix, base)

@level = level
      end

attr_reader :level

def <=>(other)
	@level <=> other.level
      end

def notify?
	@base_notifier.level >= self
      end
    end

class NoMsgNotifier<LeveledNotifier
      def initialize
	@base_notifier = nil
	@level = 0
	@prefix = ""
      end

def notify?
	false
      end
    end

D_NOMSG = NoMsgNotifier.new
  end
end