assert

Checks if the input matches the scheme.

As this is an assertion function, it can be used as a type guard.

v.assert<TSchema>(schema, input);

Generics

Parameters

  • schema TSchema
  • input unknown

Example

The following example show how assert can be used.

const EmailSchema = v.pipe(v.string(), v.email());
const data: unknown = 'jane@example.com';

v.assert(EmailSchema, data);
const email = data; // string

The following APIs can be combined with assert.

Schemas

Methods

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