| 1 | import { AsyncSink } from './asyncsink';
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| 2 | import { memoize } from './operators/memoize';
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| 3 | export function asyncify(func) {
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| 4 | return function (...args) {
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| 5 | const sink = new AsyncSink();
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| 6 | const handler = function (...innerArgs) {
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| 7 | sink.write(innerArgs.length === 1 ? innerArgs[0] : innerArgs);
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| 8 | sink.end();
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| 9 | };
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| 10 | try {
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| 11 | func(...args.concat(handler));
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| 12 | }
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| 13 | catch (e) {
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| 14 | sink.error(e);
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| 15 | sink.end();
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| 16 | }
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| 17 | const yielder = async function* () {
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| 18 | for (let next; !(next = await sink.next()).done;) {
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| 19 | yield next.value;
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| 20 | }
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| 21 | };
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| 22 | return memoize()(yielder());
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| 23 | };
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| 24 | }
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| 25 |
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| 26 |
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