class RuboCop::Cop::Style::RedundantFreeze
This cop check for uses of Object#freeze on immutable objects.
@example
# bad CONST = 1.freeze # good CONST = 1
Constants
- MSG
Public Instance Methods
autocorrect(node)
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# File lib/rubocop/cop/style/redundant_freeze.rb, line 29 def autocorrect(node) lambda do |corrector| corrector.remove(node.loc.dot) corrector.remove(node.loc.selector) end end
on_send(node)
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# File lib/rubocop/cop/style/redundant_freeze.rb, line 19 def on_send(node) receiver, method_name, *args = *node return unless method_name == :freeze && args.empty? && immutable_literal?(receiver) add_offense(node, :expression) end
Private Instance Methods
immutable_literal?(node)
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# File lib/rubocop/cop/style/redundant_freeze.rb, line 38 def immutable_literal?(node) return false unless node return true if node.immutable_literal? FROZEN_STRING_LITERAL_TYPES.include?(node.type) && frozen_string_literals_enabled?(processed_source) end