class RuboCop::Cop::Style::OptionHash
This cop checks for options hashes and discourages them if the current Ruby version supports keyword arguments.
@example
Instead of: def fry(options = {}) temperature = options.fetch(:temperature, 300) ... end Prefer: def fry(temperature: 300) ... end
Constants
- MSG
Public Instance Methods
on_args(node)
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# File lib/rubocop/cop/style/option_hash.rb, line 24 def on_args(node) *_but_last, last_arg = *node return unless last_arg && last_arg.optarg_type? arg, default_value = *last_arg return unless default_value.hash_type? && default_value.pairs.empty? return unless suspicious_name?(arg) add_offense(last_arg) end
Private Instance Methods
suspicious_name?(arg_name)
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# File lib/rubocop/cop/style/option_hash.rb, line 39 def suspicious_name?(arg_name) cop_config.key?('SuspiciousParamNames') && cop_config['SuspiciousParamNames'].include?(arg_name.to_s) end