Validator

自 1.5.0 起

A comprehensive validator type for type-safe validation rules.

签名

type Validator<T> = {
  validate: (value: unknown) => value is T
  message?: string | ((value: unknown) => string)
}

参数

参数	描述
T	The type to validate against

示例

基本用法

import type { Validator } from 'uni-types'

const stringValidator: Validator<string> = {
  validate: (value): value is string => typeof value === 'string',
  message: 'Value must be a string'
}

Custom Validator

import type { Validator } from 'uni-types'

const emailValidator: Validator<string> = {
  validate: (value): value is string => 
    typeof value === 'string' && /^[^@]+@[^@]+$/.test(value),
  message: (value) => `${value} is not a valid email`
}

相关

• SchemaBuilder
• ValidationRule