21 lines
505 B
TypeScript
21 lines
505 B
TypeScript
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import { PerformanceObserver } from "perf_hooks";
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declare global {
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// eslint-disable-next-line no-var
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var perfObserver: PerformanceObserver | undefined;
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}
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export const perfObserver =
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globalThis.perfObserver ||
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new PerformanceObserver((items) => {
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items.getEntries().forEach((entry) => {
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console.log(entry); // fake call to our custom logging solution
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});
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});
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if (process.env.NODE_ENV !== "production") {
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globalThis.perfObserver = perfObserver;
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}
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export default perfObserver;
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