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Configure TypeScript typecheck for type-drift detection #596

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Merged
sroussey merged 1 commit into from
Jun 23, 2026
+17 −0
Merged

Configure TypeScript typecheck for type-drift detection #596

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10 changes: 10 additions & 0 deletions tsconfig.typecheck.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
{
"extends": "./tsconfig.json",
"compilerOptions": {
"composite": false,
"incremental": false,
"noEmit": true
},
"include": ["packages/ai/src/**/*"],
"exclude": ["**/dist", "**/node_modules"]
}
7 changes: 7 additions & 0 deletions vitest.config.ts
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Expand Up @@ -8,6 +8,13 @@ export default defineConfig({
envDir: __dirname,
test: {
setupFiles: ["./vitest.setup.ts"],
// The nightly type-drift guard runs `.test-d.ts` files through vitest's
// `--typecheck` engine. Scope the tsc program to the package under test so
// unrelated source (example UIs needing `jsx`, providers relying on their
// own ambient `types`/`lib`) is not swept in and reported as drift.
typecheck: {
tsconfig: "./tsconfig.typecheck.json",
},
testTimeout: 15000, // 15 second global timeout (WASM Postgres / PGlite init can be slow)
// Vitest uses hookTimeout for beforeEach/afterAll separately from testTimeout; keep both aligned
hookTimeout: 15000,
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