Cannot add line break to text variable in a struct

Cannot add line break to text variable in a struct or data table asset.

Regression (no) issue (does) occur in 4.12.5

1. Open Editor (any project)
2. Create new structure
3. Open struct
4. Change variable type of bool to text var
5. In Default Value>type "test"
6. While still in the input box for the text variable, press Shift+Enter to add a linebreak after "test"

Results

All data in text variable default pin is highlighted

Expected

Line break is added in text variable after "test"

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