A fork of tokio that adds a runtime-controllable pause/resume primitive
on its clock. Drop-in replacement for tokio with a few extra methods on
the Builder and Runtime types.
//! This file contains mocks of the types in src/runtime/metrics
pub(crate)structSchedulerMetrics{}#[derive(Clone, Default)]pub(crate)structHistogramBuilder{}implSchedulerMetrics{pub(crate)fnnew()->Self{Self{}}/// Increment the number of tasks scheduled externally
pub(crate)fninc_remote_schedule_count(&self){}}