Function set_trace_callback

pub fn set_trace_callback(
    callback: impl Fn(&RegistryEvent) + Send + Sync + 'static,
)

Sets a tracing callback that will be invoked on every registry interaction.

Pass None (or call clear_trace_callback) to disable tracing.

Example

use singleton_registry::{set_trace_callback, RegistryEvent};

set_trace_callback(|event| println!("[registry-trace] {:?}", event));