Type Alias IsNonLiteral<T>

IsNonLiteral: IsAny<T> extends true
? false
: IsLiteral<T> extends true ? false : true

Type guard: detect whether a type is not a literal type.

Type Parameters

T
Type to test

Remarks

Logical negation of IsLiteral. The any type always resolves to false to avoid false positives.

Example

type A = IsNonLiteral< string >;  // true
type B = IsNonLiteral< 'a' >;     // false