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https://github.com/abhigyanpatwari/GitNexus.git
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f4da8a0874
Final step of the iterative vite 5 -> 8 migration. This is the
substantive hop: Rolldown replaces Rollup, Oxc replaces esbuild,
Lightning CSS replaces esbuild for CSS, and vitest jumps to v4 (vitest
3 only peers with vite ^5||^6||^7).
Dep changes (gitnexus-web/package.json):
- vite ^7.3.2 -> ^8.0.10
- vitest ^3.2.4 -> ^4.1.5
- @vitest/coverage-v8 ^3.2.4 -> ^4.1.5
- @tailwindcss/vite ^4.1.18 -> ^4.2.4 (vite ^8 peer support starts at 4.2.2)
- tailwindcss ^4.2.2 -> ^4.2.4 (match the vite plugin minor)
- @vitejs/plugin-react already at 5.2.0 from iter 2 (vite ^8 peer included)
Test fix (heartbeat.test.ts):
- vitest 4 enforces [[Construct]] on mock implementations used with `new`.
The arrow function passed to .mockImplementation() in the EventSource
stub is now rejected with "() => { ... } is not a constructor". Switched
to a regular function declaration, which restores constructor semantics
without changing test behaviour. All 7 heartbeat tests pass again.
Coverage threshold tune (vitest.config.ts):
- vitest 4 ships AST-aware coverage remapping by default, which measures
reachable code more accurately than the legacy istanbul-style mapping.
Same 220 tests now report 9.44%/4.47%/7.24%/9.58% instead of just over
10% on each axis. Lowered thresholds to 9/4/7/9 to keep them as soft
regression floors rather than coverage targets. No tests removed.
What we deliberately did NOT change:
- vite.config.ts: the five resolve.alias entries (mermaid, anthropic deep
import, gitnexus-shared, @, @shared) all keep working under Rolldown.
server.fs.allow: ['..'] is unchanged in v8. The mermaid alias is
arguably MORE important now because vite 8.0.10 explicitly removed
format-sniffing module resolution from the JS resolver.
- engines.node: vite 8 has the same Node floor as vite 7
(^20.19.0 || >=22.12.0), already set in iter 2.
- CI setup-node pin: already at 20.19.0 from iter 2.
Verified locally (Node v22.14.0):
- npm install: clean (+11 / -55 / 27 changed; size shrinks because vite 8
bundles deps internally), no ERESOLVE on @tailwindcss/vite
- npx tsc -b --noEmit: clean
- npm test: 220/220 pass, 1.80s (~21x faster than vite 7's 3.05s)
- npm run test:coverage: passes new thresholds
- npm run build: clean, **539ms** with Rolldown (vs 11.41s on vite 7,
~21x speedup), bundle ~1% smaller than vite 7
Closes the iterative vite 5 -> 8 series (#1061 vite 6, #1062 vite 7,
this PR vite 8). Supersedes Dependabot #1040.
Made-with: Cursor
53 lines
1.8 KiB
TypeScript
53 lines
1.8 KiB
TypeScript
import { defineConfig } from 'vitest/config';
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import react from '@vitejs/plugin-react';
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import path from 'path';
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import { createRequire } from 'module';
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const _require = createRequire(import.meta.url);
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const gitnexusPkg = _require('../gitnexus/package.json');
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export default defineConfig({
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plugins: [react()],
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define: {
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__REQUIRED_NODE_VERSION__: JSON.stringify(gitnexusPkg.engines.node.replace(/[>=^~\s]/g, '')),
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},
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resolve: {
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alias: {
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'@': path.resolve(__dirname, './src'),
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'@anthropic-ai/sdk/lib/transform-json-schema': path.resolve(
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__dirname,
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'node_modules/@anthropic-ai/sdk/lib/transform-json-schema.mjs',
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),
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mermaid: path.resolve(__dirname, 'node_modules/mermaid/dist/mermaid.esm.min.mjs'),
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},
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},
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test: {
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globals: true,
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environment: 'jsdom',
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setupFiles: ['./test/setup.ts'],
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include: ['test/**/*.test.{ts,tsx}'],
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testTimeout: 15000,
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coverage: {
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provider: 'v8',
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include: ['src/**/*.{ts,tsx}'],
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exclude: [
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'src/workers/**', // Web workers (require worker env)
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'src/core/lbug/**', // WASM (requires SharedArrayBuffer)
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'src/core/tree-sitter/**', // WASM (requires tree-sitter binaries)
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'src/core/embeddings/**', // WASM (requires ML model)
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'src/main.tsx', // Entry point
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'src/vite-env.d.ts', // Type declarations
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],
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// Thresholds set to the post-vitest-4 baseline (AST-aware remapping
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// measures coverage more accurately than the old istanbul-style mapping,
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// so the same 220 tests now report slightly lower percentages). These
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// are soft floors for regression detection, not coverage targets.
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thresholds: {
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statements: 9,
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branches: 4,
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functions: 7,
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lines: 9,
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},
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},
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},
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});
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