assertcheck / assert / array
Function: array()
ts
function array<T>(v, opts?): asserts v is T[];Defined in: src/assert.ts:307
Asserts that v is an array. Narrows the type to T[] after the call.
Type Parameters
| Type Parameter | Default type | Description |
|---|---|---|
T | unknown | The expected element type (defaults to unknown). |
Parameters
| Parameter | Type |
|---|---|
v | unknown |
opts? | Opts |
Returns
asserts v is T[]
Example
ts
`assert.array<User>(users, "users must be an array")`