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Symbolicate unhandled promise rejections #40914

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Symbolicate unhandled promise rejections #40914

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8d1ce80
Symbolicate unhandled promise rejections and try to log them
ospfranco Oct 13, 2023
cb897d0
Linting
ospfranco Oct 13, 2023
c488217
change paths for devtools
ospfranco Oct 13, 2023
516deee
change paths for devtools
ospfranco Oct 13, 2023
ff6be9c
Fix flow errors
ospfranco Oct 13, 2023
c460d5f
Allow passing stack into addLog
ospfranco Oct 13, 2023
a54fd6b
Do not symbolicate stack on promiseRejectionTrackingOptions but let l…
ospfranco Oct 13, 2023
2a8a491
remove unused codeFrame
ospfranco Oct 13, 2023
352ab9f
Revert outdated change to rejectionTrackingOptions type
ospfranco Oct 13, 2023
07a48c2
Parse error stack on LogBoxData
ospfranco Oct 16, 2023
1443452
re-insert blank line
ospfranco Oct 16, 2023
e5eed45
PR comments
ospfranco Oct 16, 2023
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3 changes: 2 additions & 1 deletion packages/react-native/Libraries/LogBox/Data/LogBoxData.js
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,7 @@ export type LogData = $ReadOnly<{|
message: Message,
category: Category,
componentStack: ComponentStack,
stack?: string,
|}>;

export type Observer = (
Expand Down Expand Up @@ -198,7 +199,7 @@ export function addLog(log: LogData): void {
// otherwise spammy logs would pause rendering.
setImmediate(() => {
try {
const stack = parseErrorStack(errorForStackTrace?.stack);
const stack = parseErrorStack(log.stack ?? errorForStackTrace?.stack);

appendNewLog(
new LogBoxLog({
Expand Down
23 changes: 22 additions & 1 deletion packages/react-native/Libraries/promiseRejectionTrackingOptions.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,8 @@

import typeof {enable} from 'promise/setimmediate/rejection-tracking';

const LogBox = require('./LogBox/LogBox').default;
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Use import instead of require here


let rejectionTrackingOptions: $NonMaybeType<Parameters<enable>[0]> = {
allRejections: true,
onUnhandled: (id, rejection = {}) => {
Expand All @@ -22,7 +24,26 @@ let rejectionTrackingOptions: $NonMaybeType<Parameters<enable>[0]> = {
// $FlowFixMe[method-unbinding] added when improving typing for this parameters
message = Error.prototype.toString.call(rejection);
const error: Error = (rejection: $FlowFixMe);
stack = error.stack;

const warning =
`Possible Unhandled Promise Rejection (id: ${id}):\n` +
`${message ?? ''}\n` +
(stack == null ? '' : stack);

// Print pretty unhandled rejections while on DEV
if (__DEV__) {
LogBox.addLog({
level: 'warn',
message: {content: warning, substitutions: []},
componentStack: [],
stack: error.stack,
category: 'possible_unhandled_promise_rejection',
});

return;
} else {
console.warn(warning);
}
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We never write to stack anymore, can you cleanup warning?

And I think this will log twice in !__DEV__ (although this module is only ever used if (__DEV__), so we could remove this check altogether really.

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Done, reverted the double warning and just handled the special case while on dev

} else {
try {
message = require('pretty-format')(rejection);
Expand Down