Trait Trace 

pub trait Trace {
    // Required methods
    fn on_pre(&mut self, ctx: &CallContext);
    fn on_post(&mut self, ctx: &CallContext);
}

Tracing interface invoked by #[trace] and #[trace_with]

Required Methods

fn on_pre(&mut self, ctx: &CallContext)

Called immediately after entering the function

fn on_post(&mut self, ctx: &CallContext)

Called immediately before returning from the function

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors