| // RUN: %target-typecheck-verify-swift |
| |
| var a: Int = nil |
| // expected-error@-1 {{'nil' cannot initialize specified type 'Int'}} |
| // expected-note@-2 {{add '?' to form the optional type 'Int?'}} {{11-11=?}} |
| |
| var b: () -> Void = nil |
| // expected-error@-1 {{'nil' cannot initialize specified type '() -> Void'}} |
| // expected-note@-2 {{add '?' to form the optional type '(() -> Void)?'}} {{8-8=(}} {{18-18=)?}} |
| |
| var c, d: Int = nil |
| // expected-error@-1 {{type annotation missing in pattern}} |
| // expected-error@-2 {{'nil' cannot initialize specified type 'Int'}} |
| // expected-note@-3 {{add '?' to form the optional type 'Int?'}} {{14-14=?}} |
| |
| var (e, f): (Int, Int) = nil |
| // expected-error@-1 {{'nil' cannot initialize specified type '(Int, Int)'}} |
| |
| var g: Int = nil, h: Int = nil |
| // expected-error@-1 {{'nil' cannot initialize specified type 'Int'}} |
| // expected-note@-2 {{add '?' to form the optional type 'Int?'}} {{11-11=?}} |
| // expected-error@-3 {{'nil' cannot initialize specified type 'Int'}} |
| // expected-note@-4 {{add '?' to form the optional type 'Int?'}} {{25-25=?}} |
| |
| var _: Int = nil |
| // expected-error@-1 {{'nil' cannot initialize specified type 'Int'}} |
| // expected-note@-2 {{add '?' to form the optional type 'Int?'}} {{11-11=?}} |
| |
| // 'nil' can initialize the specified type, if its generic parameters are bound |
| var _: Array? = nil // expected-error {{generic parameter 'Element' could not be inferred}} |
