[Bug] Bun does not move dependencies to their correct destination if the package is already installed

[marioparaschiv]

What version of Bun is running?

1.1.31+e448c4cc3

What platform is your computer?

Darwin 24.0.0 arm64 arm

What steps can reproduce the bug?

• bun install vite
• bun install vite -D

Bun will not move the dependency to devDependencies, even after a successful install message.

The same can be observed for the opposite:

• bun install vite -D
• bun install vite

Bun will fail to move vite to dependencies.

What is the expected behavior?

Bun should move the dependencies to their correct destination based on CLI arguments provided.

What do you see instead?

Additional information

No response