Sha256: 8be393a331b653777962f7e0228e47ae5a7a1aa5acc16e335b8ccd2f36822dff
Contents?: true
Size: 1.51 KB
Versions: 10
Compression:
Stored size: 1.51 KB
Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Lint
# This cop checks for nested percent literals.
#
# @example
#
# # bad
#
# # The percent literal for nested_attributes is parsed as four tokens,
# # yielding the array [:name, :content, :"%i[incorrectly", :"nested]"].
# attributes = {
# valid_attributes: %i[name content],
# nested_attributes: %i[name content %i[incorrectly nested]]
# }
class NestedPercentLiteral < Cop
include PercentLiteral
MSG = 'Within percent literals, nested percent literals do not ' \
'function and may be unwanted in the result.'.freeze
# The array of regular expressions representing percent literals that,
# if found within a percent literal expression, will cause a
# NestedPercentLiteral violation to be emitted.
REGEXES = PercentLiteral::PERCENT_LITERAL_TYPES.map do |percent_literal|
/\A#{percent_literal}\W/
end.freeze
def on_array(node)
process(node, *PercentLiteral::PERCENT_LITERAL_TYPES)
end
def on_percent_literal(node)
add_offense(node) if contains_percent_literals?(node)
end
private
def contains_percent_literals?(node)
node.each_child_node.any? do |child|
literal = child.children.first.to_s.scrub
REGEXES.any? { |regex| literal.match(regex) }
end
end
end
end
end
end
Version data entries
10 entries across 10 versions & 2 rubygems