21 lines
639 B
Ruby
21 lines
639 B
Ruby
# -*- coding: utf-8 -*- #
|
|
# frozen_string_literal: true
|
|
|
|
module Rouge
|
|
# @abstract
|
|
# A TemplateLexer is one that accepts a :parent option, to specify
|
|
# which language is being templated. The lexer class can specify its
|
|
# own default for the parent lexer, which is otherwise defaulted to
|
|
# HTML.
|
|
class TemplateLexer < RegexLexer
|
|
# the parent lexer - the one being templated.
|
|
def parent
|
|
return @parent if instance_variable_defined? :@parent
|
|
@parent = lexer_option(:parent) || Lexers::HTML.new(@options)
|
|
end
|
|
|
|
option :parent, "the parent language (default: html)"
|
|
|
|
start { parent.reset! }
|
|
end
|
|
end
|