Function: assertMaxOne()
assertMaxOne<
T>(vals):T
Defined in: packages/core/src/internal-fns/index.ts:97
Returns the single element of vals, or null if it is empty.
Type Parameters
| Type Parameter |
|---|
T |
Parameters
| Parameter | Type |
|---|---|
vals | T[] |
Returns
T
Throws
if vals contains more than one element.