Function objectAssign

src/utils/objectAssign.ts:4–9

(
  obj: Obj,
  objAddendum: ObjAddendum,
)

// Same as `Object.assign()` but with type inference
function objectAssign<Obj extends object, ObjAddendum>(
  obj: Obj,
  objAddendum: ObjAddendum,
): asserts obj is Obj & ObjAddendum {
  Object.assign(obj, objAddendum)
}