Sha256: 3725d13baf21cc2e4fd0b0071aee816955ec811f766992dd777630119755fb91
Contents?: true
Size: 718 Bytes
Versions: 11
Compression:
Stored size: 718 Bytes
Contents
# frozen_string_literal: true
require_relative 'edge'
module Rley # This module is used as a namespace
module GFG # This module is used as a namespace
# Abstract class. Represents an edge in a grammar flow graph
# Responsibilities:
# - To know the successor vertex
class ShortcutEdge < Edge
# The terminal symbol expected from the input stream
attr_reader :nonterminal
def initialize(thePredecessor, theSuccessor)
super(nil, theSuccessor)
@nonterminal = thePredecessor.next_symbol
thePredecessor.shortcut = self
end
def to_s
" -#{nonterminal}-> #{successor.label}"
end
end # class
end # module
end # module
# End of file
Version data entries
11 entries across 11 versions & 1 rubygems