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34 lines
557 B
JavaScript
34 lines
557 B
JavaScript
3 years ago
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"use strict";
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const pDefer = require("p-defer");
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module.exports = function createPauser() {
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let isPaused = false;
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let promise, resolve;
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return {
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await: function (passthroughValue) {
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if (isPaused) {
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return promise.then(() => {
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return passthroughValue;
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});
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} else {
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return passthroughValue;
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}
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},
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pause: function () {
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isPaused = true;
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let defer = pDefer();
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promise = defer.promise;
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resolve = defer.resolve;
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},
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unpause: function () {
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if (isPaused) {
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isPaused = false;
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resolve();
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}
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}
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};
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};
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