If you want to know how the uvm_printer works, in detail, I don’t think you’ll find a better explanation anywhere than my unit tests. This comes after I went through a refactoring exercise in our open-source UVM-UTest project – that’s where we’re unit testing the code in the UVM framework – specifically for the purposes of making my code more readable.
Here’s one of the tests I’ve written to get the idea of where I’m going: