nonNullable

Creates a non nullable schema.

This schema function can be used to override the behavior of nullable.

const Schema = nonNullable<TWrapped>(wrapped, message);

Generics

Parameters

Explanation

With nonNullable the validation of your schema will not pass null inputs. If the input is null, you can use message to customize the error message.

Returns

Examples

The following examples show how nonNullable can be used.

Non nullable string

Schema that does not accept null.

const NonNullableStringSchema = nonNullable(nullable(string()));

Unwrap non nullable

Use unwrap to undo the effect of nonNullable.

const NonNullableNumberSchema = nonNullable(nullable(number()));
const NullableNumberSchema = unwrap(NonNullableNumberSchema);

The following APIs can be combined with nonNullable.

Schemas

Methods

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