Some points have simple answers: * Support for using @copied s.x = 1 where s is an immutable struct. I believe the standard package for this is this: https:/

Some points have simple answers: * Support for using @copied s.x = 1 where s is an immutable struct. I believe the standard package for this is this: https://github.com/jw3126/Setfield.jl#usage https://github.com/jw3126/Setfield.jl#usage * Currently macros have to be valid Julia code, There are two kinds of macros, and it sounds like you want `macro foo_str(x)` which accepts anything. But the tradeoff is that you have to parse it, rather than getting an expression tree. https://docs.julialang.org/en/v1/manual/metaprogramming/#meta-non-standard-string-literals https://docs.julialang.org/en/v1/manual/metaprogramming/#met...