`esbuild.context is not a function`

[hammer-ai]

Hi there, I got this error, which it says I should open an issue for:

~/repo/my-project/apps/web pnpm dev                                          ✹main 

> web@0.0.0 dev /Users/my-name/repo/my-project/apps/web
> next dev -p 3001

   ▲ Next.js 15.2.3
   - Local:        http://localhost:3001
   - Network:      http://192.168.68.54:3001
   - Experiments (use with caution):
     ✓ externalDir

 ✓ Starting...
This error shouldn't have happened. Please consider opening a GitHub issue with the stack trace below here:
https://github.com/timlrx/contentlayer2/issues

An unchecked error was produced.

TypeError: esbuild.context is not a function
    at T.tryCatchPromise.UnknownEsbuildError.error.error (file:///Users/my-name/repo/my-project/node_modules/@contentlayer2/core/dist/getConfig/esbuild.js:64:79)
    at file:///Users/my-name/repo/my-project/node_modules/@effect-ts/system/_mjs/Effect/promise.mjs:13:5
    at file:///Users/my-name/repo/my-project/node_modules/@effect-ts/system/_mjs/Effect/effectAsync.mjs:30:5
    at FiberContext.evaluateNow (file:///Users/my-name/repo/my-project/node_modules/@effect-ts/system/_mjs/Fiber/context.mjs:892:35)
    at file:///Users/my-name/repo/my-project/node_modules/@effect-ts/system/_mjs/Fiber/context.mjs:504:33
    at file:///Users/my-name/repo/my-project/node_modules/@effect-ts/system/_mjs/Support/Scheduler/index.mjs:11:22

Fiber: #5 (started at: 2025-03-26T02:15:12.496Z) was supposed to continue to: <empty trace>

Fiber: #5 (started at: 2025-03-26T02:15:12.496Z) Execution trace: <empty trace>

Fiber: #5 (started at: 2025-03-26T02:15:12.496Z) was spawned by:

Fiber: #0 (started at: 2025-03-26T02:15:12.489Z) was supposed to continue to: <empty trace>

Fiber: #0 (started at: 2025-03-26T02:15:12.489Z) Execution trace: <empty trace>

Fiber: #0 (started at: 2025-03-26T02:15:12.489Z) was spawned by: <empty trace>

OS: darwin 23.4.0 (arch: arm64)
Process: /Users/my-name/.nvm/versions/node/v20.19.0/bin/node /Users/my-name/repo/my-project/apps/web/node_modules/next/dist/server/lib/start-server.js
Node version: v20.19.0
Contentlayer version: 0.5.4

My package.json has:

"dependencies": {
  "contentlayer2": "^0.5.4",
  "next": "15.2.3",
  "next-contentlayer2": "^0.5.4",
...

"devDependencies": {
  "typescript": "^5.5.4"

[timlrx]

Hmm do have a minimal reproducible example?

[hammer-ai]

No, sorry. I ended up just going back to next.js 14 and it fixed the issue. Feel free to close this if you'd like, though others may run into it in the future, not sure.