Object

Rules for object validation.

Methods

• hasKey(key, [options])
• hasValue(value, [options])

Reference

hasKey(key, [options])

checks if object field has a key given as argument.

Optionally, you can provide a options object that can hold message and constraints.

Example

import { Field } from "v4f";

const field = Field()
    .object()
    .hasKey("username");

field.validate({ username: "x", a: 1 }); // true
field.validate({ a: 1 }); // false

hasValue(value, [options])

checks if object field has the value given as argument.

Optionally, you can provide a options object that can hold message and constraints.

NOTE : hasValue use the strict operator === for check.

Example

import { Field } from "v4f";

const field = Field()
    .object()
    .hasValue(4);

field.validate({ a: 4, b: 3 }); // true
field.validate({ a: 3, b: 2 }); // false