Macro si_trace_print::dpfo

macro_rules! dpfo {
    (
        $($args:tt)*
    ) => { ... };
}

debug println! in a function with offset.

To signify printing within a function. Use to println! in a function.

use si_trace_print::{dpfn, dpfx};
use si_trace_print::dpfo;
fn func1() {
    dpfo!("hello");
}
fn main() {
    dpfn!();
    func1();
    dpfx!();
}

prints

→main:
     func1: hello
←main:

Uses so().

For debug builds.