46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = asyncIteratorReject;
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var _iterall = require("iterall");
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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/**
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* Given an error, returns an AsyncIterable which will fail with that error.
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*
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* Similar to Promise.reject(error)
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*/
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function asyncIteratorReject(error) {
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var isComplete = false;
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/* TODO: Flow doesn't support symbols as keys:
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https://github.com/facebook/flow/issues/3258 */
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return _defineProperty({
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next: function next() {
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var result = isComplete ? Promise.resolve({
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value: undefined,
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done: true
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}) : Promise.reject(error);
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isComplete = true;
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return result;
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},
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return: function _return() {
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isComplete = true;
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return Promise.resolve({
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value: undefined,
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done: true
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});
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},
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throw: function _throw() {
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isComplete = true;
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return Promise.reject(error);
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}
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}, _iterall.$$asyncIterator, function () {
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return this;
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});
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}
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