tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(2,1): error TS2322: Type 'number' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(3,1): error TS2322: Type 'boolean' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(4,1): error TS2322: Type 'string' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(5,1): error TS2322: Type '{}' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(9,1): error TS2322: Type 'typeof C' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(10,1): error TS2322: Type 'C' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(14,1): error TS2322: Type 'I' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(17,1): error TS2322: Type 'typeof M' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(20,5): error TS2322: Type 'T' is not assignable to type 'void'. tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts(22,1): error TS2322: Type '(a: T) => void' is not assignable to type 'void'. ==== tests/cases/conformance/types/primitives/void/invalidAssignmentsToVoid.ts (10 errors) ==== var x: void; x = 1; ~ !!! error TS2322: Type 'number' is not assignable to type 'void'. x = true; ~ !!! error TS2322: Type 'boolean' is not assignable to type 'void'. x = ''; ~ !!! error TS2322: Type 'string' is not assignable to type 'void'. x = {} ~ !!! error TS2322: Type '{}' is not assignable to type 'void'. class C { foo: string; } var c: C; x = C; ~ !!! error TS2322: Type 'typeof C' is not assignable to type 'void'. x = c; ~ !!! error TS2322: Type 'C' is not assignable to type 'void'. interface I { foo: string; } var i: I; x = i; ~ !!! error TS2322: Type 'I' 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'.