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fix: define stubs for react-refresh in Web Worker #311

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fix: define stubs for react-refresh in Web Worker #311

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31 changes: 18 additions & 13 deletions packages/plugin-react/src/fast-refresh.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -35,20 +35,25 @@ const inWebWorker = typeof WorkerGlobalScope !== 'undefined' && self instanceof
let prevRefreshReg;
let prevRefreshSig;

if (import.meta.hot && !inWebWorker) {
if (!window.__vite_plugin_react_preamble_installed__) {
throw new Error(
"@vitejs/plugin-react can't detect preamble. Something is wrong. " +
"See https://github.com/vitejs/vite-plugin-react/pull/11#discussion_r430879201"
);
}
if (import.meta.hot) {
if (inWebWorker) {
globalThis.$RefreshReg$ = () => {};
globalThis.$RefreshSig$ = () => (type) => type;
} else {
if (!window.__vite_plugin_react_preamble_installed__) {
throw new Error(
"@vitejs/plugin-react can't detect preamble. Something is wrong. " +
"See https://github.com/vitejs/vite-plugin-react/pull/11#discussion_r430879201"
);
}

prevRefreshReg = window.$RefreshReg$;
prevRefreshSig = window.$RefreshSig$;
window.$RefreshReg$ = (type, id) => {
RefreshRuntime.register(type, __SOURCE__ + " " + id)
};
window.$RefreshSig$ = RefreshRuntime.createSignatureFunctionForTransform;
prevRefreshReg = window.$RefreshReg$;
prevRefreshSig = window.$RefreshSig$;
window.$RefreshReg$ = (type, id) => {
RefreshRuntime.register(type, __SOURCE__ + " " + id)
};
window.$RefreshSig$ = RefreshRuntime.createSignatureFunctionForTransform;
}
}`.replace(/\n+/g, '')

const footer = `
Expand Down