BrainFuck compiler using Rust proc macro

More precisely, the BrainFuck-to-Rust transpiler using Rust proc macro

fn main() {
    bflib::brain_fuck!(
        ++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.
        >---.+++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.
    );
}