Skip to content

[Bug]: Missing circular warning on watch #8892

@Benjamin-Carlson

Description

@Benjamin-Carlson

Reproduction link or steps

Using this repository: https://github.com/Benjamin-Carlson/circularWarningOnWatch

Circular Warning on watch

Circular warning on watch bug reproduction for rolldown

Rollup CIRCULAR_DEPENDENCY

Build output

src/index.js → dist...
(!) Circular dependency
src/a.js -> src/b.js -> src/a.js
created dist in 20ms

Watch output

rollup v4.60.0
bundles src/index.js → dist...
(!) Circular dependency
src/a.js -> src/b.js -> src/a.js
created dist in 20ms

[2026-03-24 08:41:05] waiting for changes...

Rolldown CIRCULAR_DEPENDENCY

Build output

[CIRCULAR_DEPENDENCY] Warning: Circular dependency: src/a.js -> src/b.js -> src/a.js.

<DIR>/index.js  chunk │ size: 0.06 kB
<DIR>/b.js      chunk │ size: 0.09 kB
<DIR>/a.js      chunk │ size: 0.16 kB

✔ rolldown v1.0.0-rc.11 Finished in 11.37 ms

Watch output

✔ Rebuilt dist in 6.00 ms.

What is expected?

With circular warnings enabled it is expected that the warning is shown in both build and watch.

What is actually happening?

Circular warning are shown in build as expected, but not in watch for rolldown.

System Info

System:
    OS: Windows 11 10.0.26200
    CPU: (16) x64 AMD Ryzen 7 9800X3D 8-Core Processor
    Memory: 31.13 GB / 61.56 GB
  Binaries:
    Node: 22.19.0 - C:\nvm4w\nodejs\node.EXE
    npm: 10.9.3 - C:\nvm4w\nodejs\npm.CMD
    pnpm: 10.28.2 - C:\nvm4w\nodejs\pnpm.CMD
  Browsers:
    Edge: Chromium (144.0.3719.92)
    Internet Explorer: 11.0.26100.7309
  npmPackages:
    rolldown: 1.0.0-rc.11 => 1.0.0-rc.11

Any additional comments?

No response

Metadata

Metadata

Type

Priority

None yet

Effort

None yet

Projects

No projects

Milestone

No milestone

Relationships

None yet

Development

No branches or pull requests

Issue actions