118 lines
3.4 KiB
TypeScript
118 lines
3.4 KiB
TypeScript
import {
|
|
IProduce,
|
|
IProduceWithPatches,
|
|
Immer,
|
|
Draft,
|
|
Immutable
|
|
} from "./internal"
|
|
|
|
export {
|
|
Draft,
|
|
Immutable,
|
|
Patch,
|
|
PatchListener,
|
|
original,
|
|
current,
|
|
isDraft,
|
|
isDraftable,
|
|
NOTHING as nothing,
|
|
DRAFTABLE as immerable,
|
|
freeze
|
|
} from "./internal"
|
|
|
|
const immer = new Immer()
|
|
|
|
/**
|
|
* The `produce` function takes a value and a "recipe function" (whose
|
|
* return value often depends on the base state). The recipe function is
|
|
* free to mutate its first argument however it wants. All mutations are
|
|
* only ever applied to a __copy__ of the base state.
|
|
*
|
|
* Pass only a function to create a "curried producer" which relieves you
|
|
* from passing the recipe function every time.
|
|
*
|
|
* Only plain objects and arrays are made mutable. All other objects are
|
|
* considered uncopyable.
|
|
*
|
|
* Note: This function is __bound__ to its `Immer` instance.
|
|
*
|
|
* @param {any} base - the initial state
|
|
* @param {Function} producer - function that receives a proxy of the base state as first argument and which can be freely modified
|
|
* @param {Function} patchListener - optional function that will be called with all the patches produced here
|
|
* @returns {any} a new state, or the initial state if nothing was modified
|
|
*/
|
|
export const produce: IProduce = immer.produce
|
|
export default produce
|
|
|
|
/**
|
|
* Like `produce`, but `produceWithPatches` always returns a tuple
|
|
* [nextState, patches, inversePatches] (instead of just the next state)
|
|
*/
|
|
export const produceWithPatches: IProduceWithPatches = immer.produceWithPatches.bind(
|
|
immer
|
|
)
|
|
|
|
/**
|
|
* Pass true to automatically freeze all copies created by Immer.
|
|
*
|
|
* Always freeze by default, even in production mode
|
|
*/
|
|
export const setAutoFreeze = immer.setAutoFreeze.bind(immer)
|
|
|
|
/**
|
|
* Pass true to use the ES2015 `Proxy` class when creating drafts, which is
|
|
* always faster than using ES5 proxies.
|
|
*
|
|
* By default, feature detection is used, so calling this is rarely necessary.
|
|
*/
|
|
export const setUseProxies = immer.setUseProxies.bind(immer)
|
|
|
|
/**
|
|
* Apply an array of Immer patches to the first argument.
|
|
*
|
|
* This function is a producer, which means copy-on-write is in effect.
|
|
*/
|
|
export const applyPatches = immer.applyPatches.bind(immer)
|
|
|
|
/**
|
|
* Create an Immer draft from the given base state, which may be a draft itself.
|
|
* The draft can be modified until you finalize it with the `finishDraft` function.
|
|
*/
|
|
export const createDraft = immer.createDraft.bind(immer)
|
|
|
|
/**
|
|
* Finalize an Immer draft from a `createDraft` call, returning the base state
|
|
* (if no changes were made) or a modified copy. The draft must *not* be
|
|
* mutated afterwards.
|
|
*
|
|
* Pass a function as the 2nd argument to generate Immer patches based on the
|
|
* changes that were made.
|
|
*/
|
|
export const finishDraft = immer.finishDraft.bind(immer)
|
|
|
|
/**
|
|
* This function is actually a no-op, but can be used to cast an immutable type
|
|
* to an draft type and make TypeScript happy
|
|
*
|
|
* @param value
|
|
*/
|
|
export function castDraft<T>(value: T): Draft<T> {
|
|
return value as any
|
|
}
|
|
|
|
/**
|
|
* This function is actually a no-op, but can be used to cast a mutable type
|
|
* to an immutable type and make TypeScript happy
|
|
* @param value
|
|
*/
|
|
export function castImmutable<T>(value: T): Immutable<T> {
|
|
return value as any
|
|
}
|
|
|
|
export {Immer}
|
|
|
|
export {enableES5} from "./plugins/es5"
|
|
export {enablePatches} from "./plugins/patches"
|
|
export {enableMapSet} from "./plugins/mapset"
|
|
export {enableAllPlugins} from "./plugins/all"
|