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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module RSpec
# Checks that memoized helpers names are symbols or strings.
#
# @example EnforcedStyle: symbols (default)
# # bad
# subject('user') { create_user }
# let('user_name') { 'Adam' }
#
# # good
# subject(:user) { create_user }
# let(:user_name) { 'Adam' }
#
# @example EnforcedStyle: strings
# # bad
# subject(:user) { create_user }
# let(:user_name) { 'Adam' }
#
# # good
# subject('user') { create_user }
# let('user_name') { 'Adam' }
class VariableDefinition < Base
extend AutoCorrector
include ConfigurableEnforcedStyle
include Variable
MSG = 'Use %<style>s for variable names.'
def on_send(node)
variable_definition?(node) do |variable|
next unless style_violation?(variable)
add_offense(
variable,
message: format(MSG, style: style)
) do |corrector|
corrector.replace(variable, correct_variable(variable))
end
end
end
private
def correct_variable(variable)
case variable.type
when :dsym
variable.source[1..-1]
when :sym
variable.value.to_s.inspect
else
variable.value.to_sym.inspect
end
end
def style_violation?(variable)
style == :symbols && string?(variable) ||
style == :strings && symbol?(variable)
end
def string?(node)
node.str_type?
end
def symbol?(node)
node.sym_type? || node.dsym_type?
end
end
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems