react-hooks-async/dist/use-async-run.js

React custom hooks for async functions with abortability and composability

"use strict";

require("core-js/modules/es.symbol");

require("core-js/modules/es.symbol.description");

require("core-js/modules/es.symbol.iterator");

require("core-js/modules/es.array.from");

require("core-js/modules/es.array.is-array");

require("core-js/modules/es.array.iterator");

require("core-js/modules/es.array.slice");

require("core-js/modules/es.date.to-string");

require("core-js/modules/es.function.name");

require("core-js/modules/es.object.to-string");

require("core-js/modules/es.promise");

require("core-js/modules/es.regexp.to-string");

require("core-js/modules/es.string.iterator");

require("core-js/modules/web.dom-collections.iterator");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useAsyncRun = void 0;

require("regenerator-runtime/runtime");

var _react = require("react");

var _utils = require("./utils");

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(n); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

var useAsyncRun = function useAsyncRun(asyncTask) {
  var start = asyncTask && asyncTask.start;

  for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
    args[_key - 1] = arguments[_key];
  }

  var memoArgs = (0, _utils.useMemoList)(args);
  var abort = asyncTask && asyncTask.abort;
  var lastAbort = (0, _react.useRef)(null);
  (0, _react.useEffect)(function () {
    if (start) {
      if (lastAbort.current) {
        lastAbort.current();
      }

      _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
        return regeneratorRuntime.wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                _context.prev = 0;
                _context.next = 3;
                return start.apply(void 0, _toConsumableArray(memoArgs));

              case 3:
                _context.next = 7;
                break;

              case 5:
                _context.prev = 5;
                _context.t0 = _context["catch"](0);

              case 7:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, null, [[0, 5]]);
      }))();
    }
  }, [start, memoArgs]);
  (0, _react.useEffect)(function () {
    if (abort) {
      lastAbort.current = abort;
    }
  }, [abort]);
  (0, _react.useEffect)(function () {
    var cleanup = function cleanup() {
      if (lastAbort.current) {
        lastAbort.current();
      }
    };

    return cleanup;
  }, []);
};

exports.useAsyncRun = useAsyncRun;