tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(2,1): error TS2322: Type 'number' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(3,1): error TS2322: Type 'string' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(4,1): error TS2322: Type 'boolean' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(7,1): error TS2322: Type 'typeof E' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(8,1): error TS2322: Type 'E' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(12,1): error TS2322: Type 'C' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(16,1): error TS2322: Type 'I' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(18,1): error TS2322: Type '{ f(): void; }' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(21,1): error TS2322: Type 'typeof M' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(24,5): error TS2322: Type 'T' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidVoidValues.ts(26,1): error TS2322: Type '(a: T) => void' is not assignable to type 'void'. ==== tests/cases/conformance/types/primitives/void/invalidVoidValues.ts (11 errors) ==== var x: void; x = 1; ~ !!! error TS2322: Type 'number' is not assignable to type 'void'. x = ''; ~ !!! error TS2322: Type 'string' is not assignable to type 'void'. x = true; ~ !!! error TS2322: Type 'boolean' is not assignable to type 'void'. enum E { A } x = E; ~ !!! error TS2322: Type 'typeof E' is not assignable to type 'void'. x = E.A; ~ !!! error TS2322: Type 'E' is not assignable to type 'void'. class C { foo: string } var a: C; x = a; ~ !!! error TS2322: Type 'C' is not assignable to type 'void'. interface I { foo: string } var b: I; x = b; ~ !!! error TS2322: Type 'I' is not assignable to type 'void'. x = { f() {} } ~ !!! error TS2322: Type '{ f(): void; }' is not assignable to type 'void'. module M { export var x = 1; } x = M; ~ !!! error TS2322: Type 'typeof M' is not assignable to type 'void'. function f(a: T) { x = a; ~ !!! error TS2322: Type 'T' is not assignable to type 'void'. } x = f; ~ !!! error TS2322: Type '(a: T) => void' is not assignable to type 'void'.