PrefixKeys

Since 1.1.0

Prefix all keys with a string.

Signature

type PrefixKeys<T, P extends string> = {
  [K in keyof T as `${P}${Capitalize<K & string>}`]: T[K]
}

Parameters

Parameter	Description
T	The object type
P	The prefix to add

Description

Adds a prefix to all keys, capitalizing the first character of each original key.

Examples

Basic Usage

import type { PrefixKeys } from 'uni-types'

type Data = { a: string; b: number }
type Prefixed = PrefixKeys<Data, 'data'>
// { dataA: string; dataB: number }

Form Field Namespacing

type Address = {
  street: string
  city: string
  zipCode: string
}

type ShippingPrefix = PrefixKeys<Address, 'shipping'>
// { shippingStreet: string; shippingCity: string; shippingZipCode: string }

type BillingPrefix = PrefixKeys<Address, 'billing'>
// { billingStreet: string; billingCity: string; billingZipCode: string }

Related

• SuffixKeys - Add suffix to all keys
• RenameKeys - Rename specific keys