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mediumInvestigatingBunv1.4.4-canary.1+6bb5dc195

Bun Isolated Linker Duplicates Expo Modules When expo-router Added

  1. Investigating(current)
  2. Trending(upcoming)
  3. Workaround available(upcoming)
  4. Resolved(upcoming)

Executive summary

An issue in Bun 1.4.4-canary.1+6bb5dc195 on Windows x64 causes the isolated linker to duplicate Expo modules when expo-router is added after a specific fix. Developers working with workspaces and Expo are affected.

No verified workaround yet

None of the linked reports describe a mitigation. Follow this incident to hear when one appears.

Official fix
Technical root cause

Under active investigation. No report has identified a root cause yet.

Evidence

1 report · 1 GitHubShow
  1. [1]
    GitHub First report
    Isolated linker duplicates Expo modules when expo-router is added after the #29343 fix(opens GitHub issue in a new tab)

    What version of Bun is running? 1.4.4-canary.1+6bb5dc195 What platform is your computer? Windows x64, OS build 10.0.26300. What steps can reproduce the bug? Create a new workspace with the following files, starting without a lockfile or node_modules. Root package.json: { "name": "expo-repro", "private": true, "workspaces": ["packages/*"] } packages/mobile/package.json: { "name": "mobile", "private": true, "dependencies": { "expo": "58.0.16", "expo-constants": "58.0.12", "expo-file-system":…

    by rubenferreira97 0upvotes 5comments

Timeline

  1. First report on GitHub issue

    Isolated linker duplicates Expo modules when expo-router is added after the #29343 fix

    Source