Vite · VITE0007

Remove unused Vite define constants

Flags unused define in Vite define code before it leaks into runtime behavior.
VITE0007vite-doctor/viteconfigurationinfoNo fix

Run this rule

pnpm vite-doctor . --framework vite --extends auto,vite/strict --rules vite/define/no-unused-define

Why it matters

Vite configuration runs in both dev and build pipelines. Narrow, explicit settings reduce surprises across SSR, workers, and local file access.

Remove unused define, or move it to the Vite runtime/API that owns that behavior.

Example

Remove unused define constants

Before

export default defineConfig({
  define: {
    __UNUSED_FLAG__: JSON.stringify(true),
  },
})

After

export default defineConfig({
  define: {},
})
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