Class IoFutureId

datafusion/datasource/src/morsel/mocks.rs:46–46

/// Identifier for a mock I/O future in scheduler snapshots.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub(crate) struct IoFutureId(pub usize);

/// Number of pending polls before a mock I/O future resolves.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]