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28 lines
615 B
JavaScript
28 lines
615 B
JavaScript
"use strict";
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const Promise = require("bluebird");
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const pipe = require("@promistream/pipe");
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const simpleQueue = require("./");
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const spy = require("@promistream/spy");
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const parallelize = require("@promistream/parallelize");
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const collect = require("@promistream/collect");
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return Promise.try(() => {
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let queue = simpleQueue([ 0, 1, 2, 3, 4, 5, 6, 7 ]);
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return pipe([
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queue.stream,
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spy((value) => {
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if (value < 5) {
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queue.push(value + 8);
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}
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}),
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parallelize(Infinity),
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collect()
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]).read();
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}).then((result) => {
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console.log(result); // [ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 ]
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});
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