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Contents
# frozen_string_literal: true
module Rley # This module is used as a namespace
# Namespace dedicated to parse tree formatters.
module Formatter
# Superclass for parse tree formatters.
class BaseFormatter
# The IO output stream in which the formatter's result will be sent.
# @return [IO] The output stream for the formatter.
attr_reader(:output)
# Constructor.
# @param anIO [IO] an output IO where the formatter's result will
# be placed.
def initialize(anIO)
@output = anIO
end
# Given a parse tree visitor, perform the visit
# and render the visit events in the output stream.
# @param aVisitor [ParseTreeVisitor]
def render(aVisitor)
aVisitor.subscribe(self)
aVisitor.start
aVisitor.unsubscribe(self)
end
end # class
end # module
end # module
# End of file
Version data entries
15 entries across 15 versions & 1 rubygems