Use eval() for multiple source statements within UI?

Hi @adski!

To help us help you, could you please prepare a reproducible example (reprex) illustrating your issue? Please have a look at this guide, to see how to create one:

Specifically, if you could copy your code in as text fenced by a triple-backtick (```), that would allow people to copy-and-paste your code. A screenshot is a little hard to work with!