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tidy-form - simplest ever form control library

Exported modules

import makeForm from 'tidy-form'
import { useForm, useFormValue } from 'tidy-form/react'

Usage

  • makeForm(defaultValue) takes a default value and returns a form control object. Form control object has the following interface with features described by comments.
export interface FormControl {
	// Field can be nested by having dot in between, for example: 'my.nested.field.1'
	// empty string refers to the whole object

	get value() // return all
	get() // return all
	get(field: string) // return single field. get('') is same as get()

	// set field. action can be object or function that takes current value and returns new value
	// return new value at the field
	set(field: string, action)

	subscribe(cb: (newVal) => any): () => void // subscribe to all fields. return unsubscribe function. same as subscribe('', cb)
	subscribe(field: string, cb: (newVal) => any): () => void // subscribe to single field. return unsubscribe function
}
  • Exported function from tidy-form/react module are useForm and useFormValue.

  • export function useForm<T>(defaultValue?: T | (() => T)): creates a fixed form control object across different renders of the component. defaultValue (optional): can be a value or a function that returns a value.

  • export function useFormValue<T>(form: FormControl<T>): T: returns the whole form control object.

  • export function useFormValue<T>(form: FormControl<T>, field: string): Get<T, V>: returns a single field value. Nested field can be accessed by having dot in between, for example: 'my.nested.field.1'.

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