lib/tailor/rulers/allow_screaming_snake_case_classes_ruler.rb
require_relative '../ruler'
class Tailor
module Rulers
class AllowScreamingSnakeCaseClassesRuler < Tailor::Ruler
def initialize(config, options)
super(config, options)
add_lexer_observers :const
end
def const_update(token, lexed_line, lineno, column)
ident_index = lexed_line.event_index(column)
previous_event = lexed_line.event_at(ident_index - 2)
log "previous event: #{previous_event}"
return if previous_event.nil?
if previous_event[1] == :on_kw &&
(previous_event.last == 'class' || previous_event.last == 'module')
measure(token, lineno, column)
end
end
# Checks to see if the class name matches /[A-Z].*_/.
#
# @param [Fixnum] token The space(s).
# @param [Fixnum] lineno Line the potential problem is on.
# @param [Fixnum] column Column the potential problem is on.
def measure(token, lineno, column)
if token.screaming_snake_case?
problem_message = 'Screaming-snake-case class/module found.'
@problems << Problem.new(problem_type, lineno, column,
problem_message, @options[:level])
end
end
end
end
end