Function argument list not properly rendered

[yo35]

Current behavior

For attributes of type PropTypes.func that have several arguments, the documentation relative to the arguments is concatenated in a single line, making it difficult to read.

To reproduce

https://github.com/yo35/styleguidist-example/tree/bug-callback-argument-list

• npm start
• look at "Props & methods" section of component Button

Expected behavior

Argument documentation presented a way that makes it easy to read, for instance with argument per line:

[stale[bot]]

😴 This issue has been automatically marked as stale because it has not had recent activity. It will be closed in a week without any further activity. Consider opening a pull request if you still have this issue or want this feature.

[yo35]

Any news regarding this issue?