Ruby

def initialize(option)

@option = option.to_s

end

def to_s; @option; end

def ==(other)

@line_no = line_no

@char_no = char_no

end

end

class TkNode < Token

def initialize(seek, line_no, char_no)

super

end

end

class TkId < Token

super(seek, line_no, char_no)

@name = name

end

end

class TkVal < Token

super(seek, line_no, char_no)

@value = value

end

end

class TkOp < Token

op = TkReading2Token[op][0] unless op.kind_of?(Symbol)

@op = op

end

end

class TkUnknownChar < Token

super(seek, line_no, char_no)

@name = name

end

end

class TkError < Token

# The socket the Telnet object is using. Note that this object becomes

# a delegate of the Telnet object, so normally you invoke its methods

# directly on the Telnet object.

# Set telnet command interpretation on (+mode+ == true) or off

# (+mode+ == false), or return the current value (+mode+ not

@text = text

end

attr_accessor :text

@node = node

end

def ==(other)

self.class == other.class and

super(seek, line_no, char_no)

@name = name

end

def ==(other)

self.class == other.class and

@text = nil

end

def ==(other)

self.class == other.class and

super(seek, line_no, char_no)

@name = name

end

def ==(other)

self.class == other.class and

end

# Returns the array of threads that have not terminated yet.

#

# Returns +true+ if there are no threads in the pool still running.