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Versions: 11
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Contents
# frozen_string_literal: true
module RuboCop
module Cop
# Common functionality for dealing with frozen string literals.
module FrozenStringLiteral
module_function
FROZEN_STRING_LITERAL = '# frozen_string_literal:'.freeze
FROZEN_STRING_LITERAL_ENABLED = '# frozen_string_literal: true'.freeze
FROZEN_STRING_LITERAL_TYPES = [:str, :dstr].freeze
def frozen_string_literal_comment_exists?(processed_source,
comment = FROZEN_STRING_LITERAL)
first_three_lines =
[processed_source[0], processed_source[1], processed_source[2]]
first_three_lines.compact!
first_three_lines.any? do |line|
line.start_with?(comment)
end
end
def frozen_string_literals_enabled?(processed_source)
ruby_version = processed_source.ruby_version
return false unless ruby_version
return true if ruby_version >= 3.0
return false unless ruby_version >= 2.3
frozen_string_literal_comment_exists?(
processed_source, FROZEN_STRING_LITERAL_ENABLED
)
end
end
end
end
Version data entries
11 entries across 11 versions & 2 rubygems