/-! # Deprecate `:=` for `inductive` and `structure` -/ set_option linter.deprecated true /-- warning: 'inductive ... :=' has been deprecated in favor of 'inductive ... where'. note: this linter can be disabled with `set_option linter.deprecated false` -/ #guard_msgs in inductive DogSound' := | woof | grr /-- warning: structure ... :=' has been deprecated in favor of 'structure ... where'. note: this linter can be disabled with `set_option linter.deprecated false` -/ #guard_msgs in structure S := (n : Nat) /-- warning: class ... :=' has been deprecated in favor of 'class ... where'. note: this linter can be disabled with `set_option linter.deprecated false` -/ #guard_msgs in class C := (n : Nat)