45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
/**
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* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/
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*/
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var gTimeoutId;
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var gTimeoutCount = 0;
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var gIntervalCount = 0;
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function timeoutFunc() {
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if (++gTimeoutCount > 1) {
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throw new Error("Timeout called more than once!");
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}
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postMessage("timeoutFinished");
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}
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function intervalFunc() {
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if (++gIntervalCount == 2) {
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postMessage("intervalFinished");
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}
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}
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function messageListener(event) {
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switch (event.data) {
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case "startTimeout":
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gTimeoutId = setTimeout(timeoutFunc, 2000);
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clearTimeout(gTimeoutId);
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gTimeoutId = setTimeout(timeoutFunc, 2000);
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break;
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case "startInterval":
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gTimeoutId = setInterval(intervalFunc, 2000);
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break;
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case "cancelInterval":
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clearInterval(gTimeoutId);
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postMessage("intervalCanceled");
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break;
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case "startExpression":
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// eslint-disable-next-line no-implied-eval
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setTimeout("this.postMessage('expressionFinished');", 2000);
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break;
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default:
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throw "Bad message: " + event.data;
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}
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}
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addEventListener("message", messageListener, false);
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