Function and

and<A, B, C = Nullable<object>, D = Nullable<object>>(
    qualifierA: A,
    qualifierB: B,
    qualifierC?: C,
    qualifierD?: D,
): A & B & Partial<C> & Partial<D>
Combines multiple qualifiers into a single object.
Type Parameters
- A
- B
- C = Nullable<object>
- D = Nullable<object>
Parameters
- qualifierA: A
- qualifierB: B
- OptionalqualifierC: C
- OptionalqualifierD: D
Returns A & B & Partial<C> & Partial<D>
the combined qualifier

Throws
Error if any of the qualifiers contain intersecting property names
- Defined in shared-libs/cht-datasource/src/qualifier.ts:125