class RuboCop::Cop::Lint::ReturnInVoidContext
Checks for the use of a return with a value in a context where the value will be ignored. (initialize and setter methods)
@example
# bad def initialize foo return :qux if bar? baz end def foo=(bar) return 42 end
@example
# good def initialize foo return if bar? baz end def foo=(bar) return end
Constants
- MSG
Public Instance Methods
on_return(return_node)
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# File lib/rubocop/cop/lint/return_in_void_context.rb, line 37 def on_return(return_node) return unless return_node.descendants.any? context_node = non_void_context(return_node) return unless context_node&.def_type? return unless context_node&.void_context? add_offense( return_node.loc.keyword, message: format(message, method: context_node.method_name) ) end
Private Instance Methods
non_void_context(return_node)
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# File lib/rubocop/cop/lint/return_in_void_context.rb, line 53 def non_void_context(return_node) return_node.each_ancestor(:block, :def, :defs).first end