@taro-hooks/ahooks/lib/useThrottleFn/index.js

ahooks for Taro

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
var tslib_1 = require("tslib");
var lodash_wechat_1 = require("lodash-wechat");
var core_1 = require("@taro-hooks/core");
var useLatest_1 = tslib_1.__importDefault(require("../useLatest"));
var useUnmount_1 = tslib_1.__importDefault(require("../useUnmount"));
function useThrottleFn(fn, options) {
  var _options$wait;
  if (process.env.NODE_ENV === 'development') {
    if (typeof fn !== 'function') {
      console.error("useThrottleFn expected parameter is a function, got " + typeof fn);
    }
  }
  var fnRef = (0, useLatest_1["default"])(fn);
  var wait = (_options$wait = options == null ? void 0 : options.wait) != null ? _options$wait : 1000;
  var throttled = (0, core_1.useMemo)(function () {
    return (
      // @ts-ignore
      (0, lodash_wechat_1.throttle)(function () {
        for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
          args[_key] = arguments[_key];
        }
        return fnRef == null ? void 0 : fnRef.current == null ? void 0 : fnRef.current.apply(fnRef, args);
      }, wait, options)
    );
  }, []);
  (0, useUnmount_1["default"])(function () {
    // @ts-ignore
    throttled.cancel();
  });
  return {
    run: throttled,
    // @ts-ignore
    cancel: throttled.cancel,
    // @ts-ignore
    flush: throttled.flush
  };
}
exports["default"] = useThrottleFn;