59 lines
2.1 KiB
JavaScript

const createStoreImpl = (createState, configs) => {
let timeout;
let state;
const listeners = /* @__PURE__ */ new Set();
const setState = (partial, replace) => {
const nextState = typeof partial === "function" ? partial(state) : partial;
if (!Object.is(nextState, state)) {
const previousState = state;
state = (replace != null ? replace : typeof nextState !== "object" || nextState === null) ? nextState : Object.assign({}, state, nextState);
listeners.forEach((listener) => listener(state, previousState));
}
};
const getState = () => state;
const getInitialState = () => initialState;
const resetBasedOnCachTime = () => {
if (!(configs == null ? void 0 : configs.cacheTime))
return;
if (timeout)
clearTimeout(timeout);
timeout = setTimeout(() => {
state = createState(setState, getState, api);
}, configs == null ? void 0 : configs.cacheTime);
};
const subscribe = (listener) => {
listeners.add(listener);
if (timeout)
clearTimeout(timeout);
return () => {
const responseDelete = listeners.delete(listener);
if (!listeners.size) {
resetBasedOnCachTime();
}
return responseDelete;
};
};
const destroy = () => {
if ((import.meta.env ? import.meta.env.MODE : void 0) !== "production") {
console.warn(
"[DEPRECATED] The `destroy` method will be unsupported in a future version. Instead use unsubscribe function returned by subscribe. Everything will be garbage-collected if store is garbage-collected."
);
}
listeners.clear();
};
const api = { setState, getState, getInitialState, subscribe, destroy };
const initialState = state = createState(setState, getState, api);
return api;
};
const createStore = createStoreImpl;
var vanilla = (createState) => {
if ((import.meta.env ? import.meta.env.MODE : void 0) !== "production") {
console.warn(
"[DEPRECATED] Default export is deprecated. Instead use import { createStore } from 'zustand/vanilla'."
);
}
return createStore(createState);
};
export { createStore, vanilla as default };