map-series-async/lib/index.js

map over a single async operation at a time

"use strict";

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

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = asyncMapSeries;

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); }); }; }

function asyncMapSeries(_x, _x2) {
  return _asyncMapSeries.apply(this, arguments);
}

function _asyncMapSeries() {
  _asyncMapSeries = _asyncToGenerator(function* (values, iterator) {
    const result = [];
    yield values.reduce( /*#__PURE__*/function () {
      var _ref = _asyncToGenerator(function* (promise, value, i) {
        yield promise;
        result.push(yield iterator(value, i, values.length));
      });

      return function (_x3, _x4, _x5) {
        return _ref.apply(this, arguments);
      };
    }(), Promise.resolve());
    return result;
  });
  return _asyncMapSeries.apply(this, arguments);
}
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