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perf(fmt): share compile cache with workers #213

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Merged
chenjiahan merged 3 commits into from
Aug 6, 2026
Merged

perf(fmt): share compile cache with workers #213

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1b4fc8b
perf(fmt): share compile cache with workers
chenjiahan Aug 6, 2026
0bfd397
fix(fmt): preserve configured compile cache root
chenjiahan Aug 6, 2026
aad7bd7
docs(fmt): explain compile cache status check
chenjiahan Aug 6, 2026
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11 changes: 8 additions & 3 deletions packages/rstack/bin/rs.js
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Original file line number Diff line number Diff line change
@@ -1,12 +1,17 @@
#!/usr/bin/env node
import nodeModule from 'node:module';

// enable on-disk code caching of all modules loaded by Node.js
// enable on-disk code caching and share its directory with child workers
// requires Nodejs >= 22.8.0
const { enableCompileCache } = nodeModule;
const { enableCompileCache, constants } = nodeModule;
if (enableCompileCache) {
try {
enableCompileCache();
const { directory, status } = enableCompileCache();
// ALREADY_ENABLED returns the active version-specific cache directory.
// Passing it to workers would append another version directory.
if (directory && status === constants.compileCacheStatus.ENABLED) {
process.env.NODE_COMPILE_CACHE = directory;
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}
} catch {
// ignore errors
}
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