@antdv/pro-utils/lib/hooks/usePrevious/index.js

@antdv/pro-utils

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);
var stdin_exports = {};
__export(stdin_exports, {
  usePrevious: () => usePrevious
});
module.exports = __toCommonJS(stdin_exports);
var import_vue = require("vue");
function usePrevious(value, initialValue) {
  const previous = (0, import_vue.shallowRef)(initialValue);
  (0, import_vue.watch)(
    (0, import_vue.toRef)(value),
    (_, oldValue) => {
      previous.value = oldValue;
    },
    { flush: "sync" }
  );
  return (0, import_vue.readonly)(previous);
}