class Treetop::Compiler::Terminal

def compile(address, builder, parent_expression = nil)
  super
  # Handle modifiers:
  insensitive = modifiers.text_value.include? 'i'
  re = modifiers.text_value.include? 'r'
  if re
    grounded_regexp = "#{('\A'+eval(string)).inspect}"
    cache_key = "'__#{modifiers.text_value}__'+(gr = #{grounded_regexp})"
    re_modifiers = "#{insensitive ? 'Regexp::IGNORECASE' : 0}"
    str = "@regexps[#{cache_key}] ||= Regexp.new(gr, #{re_modifiers})"
    mode = ':regexp'
  elsif insensitive
    str = string.downcase
    string_length = eval(str).length
    mode = ':insens'
  else
    str = string
    string_length = eval(str).length
    mode = 'false'
  end
  builder.if__ "(match_len = has_terminal?(#{str}, #{mode}, index))" do
    if address == 0 || decorated? || mode != 'false' || string_length > 1
      assign_result "instantiate_node(#{node_class_name},input, index...(index + match_len))"
      # debugger if parent_expression and parent_expression.inline_modules.size > 0
      # extend_result_with_inline_module parent_expression
      if parent_expression
        parent_expression.inline_modules.each do |inline|
          extend_result inline.module_name
        end
      end
    else
      assign_lazily_instantiated_node
    end
    builder << "@index += match_len"
  end
  builder.else_ do
    builder << "terminal_parse_failure(#{expected})"
    assign_result 'nil'
  end
end

def expected
  single_quote(string)
end

def inline_module
  nil
end