Crate micromegas_tracing_proc_macros 

log_fn and span_fn procedural macros

Injects instrumentation into sync and async functions. span_fn supports sync functions, async functions, and async trait methods automatically.

Attribute Macros

log_fn

log_fn: log the execution of a function

span_fn

span_fn: trace the execution of sync functions, async functions, and async trait methods