Last change
on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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1 | /** PURE_IMPORTS_START _Observable PURE_IMPORTS_END */
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2 | import { Observable } from '../Observable';
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3 | export function range(start, count, scheduler) {
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4 | if (start === void 0) {
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5 | start = 0;
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6 | }
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7 | return new Observable(function (subscriber) {
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8 | if (count === undefined) {
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9 | count = start;
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10 | start = 0;
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11 | }
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12 | var index = 0;
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13 | var current = start;
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14 | if (scheduler) {
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15 | return scheduler.schedule(dispatch, 0, {
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16 | index: index, count: count, start: start, subscriber: subscriber
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17 | });
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18 | }
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19 | else {
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20 | do {
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21 | if (index++ >= count) {
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22 | subscriber.complete();
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23 | break;
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24 | }
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25 | subscriber.next(current++);
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26 | if (subscriber.closed) {
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27 | break;
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28 | }
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29 | } while (true);
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30 | }
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31 | return undefined;
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32 | });
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33 | }
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34 | export function dispatch(state) {
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35 | var start = state.start, index = state.index, count = state.count, subscriber = state.subscriber;
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36 | if (index >= count) {
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37 | subscriber.complete();
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38 | return;
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39 | }
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40 | subscriber.next(start);
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41 | if (subscriber.closed) {
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42 | return;
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43 | }
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44 | state.index = index + 1;
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45 | state.start = start + 1;
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46 | this.schedule(state);
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47 | }
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48 | //# sourceMappingURL=range.js.map
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