Describe the project you are working on

Godot Editor

Describe the problem or limitation you are having in your project

When writing code, it's hard to see the warning of that line; you need to hover your mouse over the warning button, click on it, and scroll to find your error

Describe the feature / enhancement and how it helps to overcome the problem or limitation

Adding warnings under the tooltip makes accessing and reading warnings quicker, or a new tooltip can appear when hovering over a line number.

Describe how your proposal will work, with code, pseudo-code, mock-ups, and/or diagrams

If this enhancement will not be used often, can it be worked around with a few lines of script?

N/A

Is there a reason why this should be core and not an add-on in the asset library?

N/A