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Improved dev experience when DevTools hook is disabled (#20208)
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Co-authored-by: Brian Vaughn <[email protected]>
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AceTheCreator and bvaughn authored Nov 11, 2020
1 parent 12627f9 commit 9aca239
Showing 1 changed file with 11 additions and 0 deletions.
11 changes: 11 additions & 0 deletions packages/react-refresh/src/ReactFreshRuntime.js
Original file line number Diff line number Diff line change
Expand Up @@ -465,6 +465,17 @@ export function injectIntoGlobalHook(globalObject: any): void {
};
}

if (hook.isDisabled) {
// This isn't a real property on the hook, but it can be set to opt out
// of DevTools integration and associated warnings and logs.
// Using console['warn'] to evade Babel and ESLint
console['warn'](
'Something has shimmed the React DevTools global hook (__REACT_DEVTOOLS_GLOBAL_HOOK__). ' +
'Fast Refresh is not compatible with this shim and will be disabled.',
);
return;
}

// Here, we just want to get a reference to scheduleRefresh.
const oldInject = hook.inject;
hook.inject = function(injected) {
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