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fix(devtools): run defineViteDevToolsPlugin only for client vite #977

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Merged
antfu merged 1 commit into from
Apr 8, 2026
+8 −1
Merged

fix(devtools): run defineViteDevToolsPlugin only for client vite #977

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2 changes: 1 addition & 1 deletion packages/devtools/src/module-main.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@ export async function enableModule(options: ModuleOptions, nuxt: Nuxt) {
connectDevToolsKit?.(ctx)
},
},
}))
}), { server: false })
addPlugin({
src: join(runtimeDir, 'plugins/vite-devtools.client'),
mode: 'client',
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7 changes: 7 additions & 0 deletions packages/devtools/src/server-rpc/index.ts
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Expand Up @@ -136,6 +136,13 @@ export function setupRPC(nuxt: Nuxt, options: ModuleOptions) {
* Called from the Vite DevTools plugin setup callback.
*/
function connectDevToolsKit(ctx: DevToolsNodeContext) {
/**
* guarded to keep the first connection (client Vite), since Nuxt creates
* two Vite instances and the second (server) one has 0 WebSocket clients.
* If we don't guard this, the server connection will overwrite the client connection and break all RPC calls from server to client.
*/
if (devtoolsKitCtx)
return
devtoolsKitCtx = ctx
const host = ctx.rpc

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