Remove e2mmap dependency

lib/irb/lc/error.rb

@@ -9,24 +9,63 @@
 #
 #
 #
-require "e2mmap"
 
 # :stopdoc:
 module IRB
-
-  # exceptions
-  extend Exception2MessageMapper
-  def_exception :UnrecognizedSwitch, "Unrecognized switch: %s"
-  def_exception :NotImplementedError, "Need to define `%s'"
-  def_exception :CantReturnToNormalMode, "Can't return to normal mode."
-  def_exception :IllegalParameter, "Invalid parameter(%s)."
-  def_exception :IrbAlreadyDead, "Irb is already dead."
-  def_exception :IrbSwitchedToCurrentThread, "Switched to current thread."
-  def_exception :NoSuchJob, "No such job(%s)."
-  def_exception :CantShiftToMultiIrbMode, "Can't shift to multi irb mode."
-  def_exception :CantChangeBinding, "Can't change binding to (%s)."
-  def_exception :UndefinedPromptMode, "Undefined prompt mode(%s)."
-  def_exception :IllegalRCGenerator, 'Define illegal RC_NAME_GENERATOR.'
-
+  class UnrecognizedSwitch < StandardError
+    def initialize(val)
+      super("Unrecognized switch: #{val}")
+    end
+  end
+  class NotImplementedError < StandardError
+    def initialize(val)
+      super("Need to define `#{val}'")
+    end
+  end
+  class CantReturnToNormalMode < StandardError
+    def initialize
+      super("Can't return to normal mode.")
+    end
+  end
+  class IllegalParameter < StandardError
+    def initialize(val)
+      super("Invalid parameter(#{val}).")
+    end
+  end
+  class IrbAlreadyDead < StandardError
+    def initialize
+      super("Irb is already dead.")
+    end
+  end
+  class IrbSwitchedToCurrentThread < StandardError
+    def initialize
+      super("Switched to current thread.")
+    end
+  end
+  class NoSuchJob < StandardError
+    def initialize(val)
+      super("No such job(#{val}).")
+    end
+  end
+  class CantShiftToMultiIrbMode < StandardError
+    def initialize
+      super("Can't shift to multi irb mode.")
+    end
+  end
+  class CantChangeBinding < StandardError
+    def initialize(val)
+      super("Can't change binding to (#{val}).")
+    end
+  end
+  class UndefinedPromptMode < StandardError
+    def initialize(val)
+      super("Undefined prompt mode(#{val}).")
+    end
+  end
+  class IllegalRCGenerator < StandardError
+    def initialize
+      super("Define illegal RC_NAME_GENERATOR.")
+    end
+  end
 end
 # :startdoc: