97 lines
2.7 KiB
Rust
97 lines
2.7 KiB
Rust
//! Internal macros
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macro_rules! opaque_future {
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($(#[$m:meta])* pub type $name:ident = $actual:ty;) => {
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opaque_future! {
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$(#[$m])*
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pub type $name<> = $actual;
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}
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};
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($(#[$m:meta])* pub type $name:ident<$($param:ident),*> = $actual:ty;) => {
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pin_project_lite::pin_project! {
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$(#[$m])*
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pub struct $name<$($param),*> {
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#[pin] future: $actual,
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}
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}
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impl<$($param),*> $name<$($param),*> {
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pub(crate) fn new(future: $actual) -> Self {
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Self { future }
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}
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}
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impl<$($param),*> std::fmt::Debug for $name<$($param),*> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.debug_struct(stringify!($name)).finish_non_exhaustive()
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}
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}
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impl<$($param),*> std::future::Future for $name<$($param),*>
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where
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$actual: std::future::Future,
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{
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type Output = <$actual as std::future::Future>::Output;
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#[inline]
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fn poll(
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self: std::pin::Pin<&mut Self>,
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cx: &mut std::task::Context<'_>,
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) -> std::task::Poll<Self::Output> {
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self.project().future.poll(cx)
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}
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}
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};
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}
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#[rustfmt::skip]
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macro_rules! all_the_tuples {
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($name:ident) => {
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$name!([], T1);
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$name!([T1], T2);
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$name!([T1, T2], T3);
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$name!([T1, T2, T3], T4);
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$name!([T1, T2, T3, T4], T5);
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$name!([T1, T2, T3, T4, T5], T6);
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$name!([T1, T2, T3, T4, T5, T6], T7);
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$name!([T1, T2, T3, T4, T5, T6, T7], T8);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8], T9);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9], T10);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9, T10], T11);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11], T12);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12], T13);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13], T14);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14], T15);
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$name!([T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15], T16);
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};
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}
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#[cfg(feature = "tracing")]
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#[allow(unused_macros)]
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macro_rules! trace {
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($($tt:tt)*) => {
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tracing::trace!($($tt)*)
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}
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}
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#[cfg(feature = "tracing")]
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#[allow(unused_macros)]
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macro_rules! error {
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($($tt:tt)*) => {
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tracing::error!($($tt)*)
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};
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}
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#[cfg(not(feature = "tracing"))]
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#[allow(unused_macros)]
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macro_rules! trace {
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($($tt:tt)*) => {};
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}
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#[cfg(not(feature = "tracing"))]
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#[allow(unused_macros)]
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macro_rules! error {
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($($tt:tt)*) => {};
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}
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