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Using a ReportingObserver to watch for deprecation warnings on page.
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/** | |
* @author ebidel@ (Eric Bidelman) | |
* License Apache-2.0 | |
*/ | |
// Drop this in the DevTools console: | |
(new ReportingObserver((reports, observer) => { | |
console.warn('This page is using deprecated APIs or features:'); | |
const deprecations = reports.map(report => { | |
return { | |
url: report.url, | |
message: report.body.message, | |
lineNumber: report.body.lineNumber || '-', | |
colNumber: report.body.columnNumber || '-', | |
anticipatedRemoval: report.body.anticipatedRemoval ? (new Date(report.body.anticipatedRemoval)).toLocaleDateString() : '-', | |
}; | |
}); | |
console.table(deprecations); | |
}, {types: ['deprecation'], buffered: true})).observe(); |
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