| // RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -typecheck -verify %s |
| // REQUIRES: objc_interop |
| |
| import Foundation |
| |
| func iuo_error(prop: IUOProperty) { |
| let _: Coat? = prop.iuo.optional() |
| // expected-error@-1 {{value of optional type '(() -> Coat?)?' not unwrapped; did you mean to use '!' or '?'?}} |
| let _: Coat? = prop.iuo.optional()! |
| // expected-error@-1 {{cannot invoke 'optional' with no arguments}} |
| let _: Coat? = prop.iuo.optional!() |
| let _: Coat? = prop.iuo.optional!()! |
| let _: Coat? = prop.iuo!.optional() |
| // expected-error@-1 {{value of optional type '(() -> Coat?)?' not unwrapped; did you mean to use '!' or '?'?}} |
| let _: Coat? = prop.iuo!.optional()! |
| // expected-error@-1 {{cannot invoke 'optional' with no arguments}} |
| let _: Coat? = prop.iuo!.optional!() |
| let _: Coat? = prop.iuo!.optional!()! |
| let _: Coat = prop.iuo.optional() |
| // expected-error@-1 {{value of optional type '(() -> Coat)?' not unwrapped; did you mean to use '!' or '?'?}} |
| let _: Coat = prop.iuo.optional()! |
| // expected-error@-1 {{cannot invoke 'optional' with no arguments}} |
| let _: Coat = prop.iuo.optional!() |
| let _: Coat = prop.iuo.optional!()! |
| let _: Coat = prop.iuo!.optional() |
| // expected-error@-1 {{value of optional type '(() -> Coat)?' not unwrapped; did you mean to use '!' or '?'?}} |
| let _: Coat = prop.iuo!.optional()! |
| // expected-error@-1 {{cannot invoke 'optional' with no arguments}} |
| let _: Coat = prop.iuo!.optional!() |
| let _: Coat = prop.iuo!.optional!()! |
| } |
