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Contents
# frozen_string_literal: true
module RuboCop
module Cop
# This module provides functionality for checking if numbering match the
# configured EnforcedStyle.
module ConfigurableNumbering
include ConfigurableEnforcedStyle
SNAKE_CASE = /(?:[a-z_]|_\d+)$/
NORMAL_CASE = /(?:_\D*|[A-Za-z]\d*)$/
NON_INTEGER = /[A-Za-z_]$/
def check_name(node, name, name_range)
return if operator?(name)
if valid_name?(node, name, style)
correct_style_detected
else
add_offense(node, name_range, message(style)) do
(supported_styles - [style]).each do |other_style|
if valid_name?(node, name, other_style)
unexpected_style_detected(other_style)
break
end
end
end
end
end
def valid_name?(node, name, given_style)
pattern =
case given_style
when :snake_case
SNAKE_CASE
when :normalcase
NORMAL_CASE
when :non_integer
NON_INTEGER
end
name.match(pattern) || class_emitter_method?(node, name)
end
# A class emitter method is a singleton method in a class/module, where
# the method has the same name as a class defined in the class/module.
def class_emitter_method?(node, name)
return false unless node.parent && node.defs_type?
# a class emitter method may be defined inside `def self.included`,
# `def self.extended`, etc.
node = node.parent while node.parent.defs_type?
node.parent.each_child_node(:class).any? do |c|
c.loc.name.is?(name.to_s)
end
end
end
end
end
Version data entries
8 entries across 8 versions & 2 rubygems