"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.ts
var src_exports = {};
__export(src_exports, {
  getPrevious: () => getPrevious,
  giveSvelteStorePreviousBehaviour: () => giveSvelteStorePreviousBehaviour
});
module.exports = __toCommonJS(src_exports);

// src/giveSvelteStorePreviousBehaviour.ts
var import_store = require("svelte/store");
function giveSvelteStorePreviousBehaviour(store) {
  const { subscribe, ...rest } = store;
  const storeValues = {
    current: void 0,
    previous: void 0
  };
  subscribe((x) => {
    storeValues.previous = storeValues.current;
    storeValues.current = x;
  });
  let _previousValueStore;
  return {
    ...rest,
    subscribe(run) {
      return subscribe((value) => {
        run(value, storeValues.previous);
      });
    },
    get previousValueStore() {
      if (!_previousValueStore) {
        _previousValueStore = (0, import_store.derived)(store, () => storeValues.previous);
      }
      return _previousValueStore;
    }
  };
}

// src/getPrevious.ts
function getPrevious(store) {
  let value;
  const unsubscribe = store.subscribe((currentValue, previousValue) => {
    value = previousValue;
  });
  unsubscribe();
  return value;
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  getPrevious,
  giveSvelteStorePreviousBehaviour
});
//# sourceMappingURL=index.cjs.map