TBH, it's actually not as hard as you think, most of the time, what I do is just select the whole syntax node and delete it, copy it, or replace it, and only 20

TBH, it's actually not as hard as you think, most of the time, what I do is just select the whole syntax node and delete it, copy it, or replace it, and only 20% of the time would actually require deliberate understanding of how the AST is structured in the current language I'm coding in.