1
0
mirror of https://github.com/kremalicious/metamask-extension.git synced 2024-12-23 09:52:26 +01:00
metamask-extension/app/scripts/lib/setupFetchDebugging.js
Whymarrh Whitby 92971d3c87
Migrate codebase to use ESM (#7730)
* Update eslint-plugin-import version

* Convert JS files to use ESM

* Update ESLint rules to check imports

* Fix test:unit:global command env

* Cleanup mock-dev script
2020-01-09 00:04:58 -03:30

39 lines
973 B
JavaScript

export default setupFetchDebugging
//
// This is a utility to help resolve cases where `window.fetch` throws a
// `TypeError: Failed to Fetch` without any stack or context for the request
// https://github.com/getsentry/sentry-javascript/pull/1293
//
function setupFetchDebugging () {
if (!global.fetch) {
return
}
const originalFetch = global.fetch
global.fetch = wrappedFetch
async function wrappedFetch (...args) {
const initialStack = getCurrentStack()
try {
return await originalFetch.call(window, ...args)
} catch (err) {
if (!err.stack) {
console.warn('FetchDebugger - fetch encountered an Error without a stack', err)
console.warn('FetchDebugger - overriding stack to point of original call')
err.stack = initialStack
}
throw err
}
}
}
function getCurrentStack () {
try {
throw new Error('Fake error for generating stack trace')
} catch (err) {
return err.stack
}
}