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#[cfg(feature = "log")] #[macro_use] mod log { macro_rules! net_log { (trace, $($arg:expr),*) => { trace!($($arg),*); }; (debug, $($arg:expr),*) => { debug!($($arg),*); }; } } #[cfg(not(feature = "log"))] #[macro_use] mod log { macro_rules! net_log { ($level:ident, $($arg:expr),*) => { $( let _ = $arg; )* } } } macro_rules! net_trace { ($($arg:expr),*) => (net_log!(trace, $($arg),*)); } macro_rules! net_debug { ($($arg:expr),*) => (net_log!(debug, $($arg),*)); } macro_rules! enum_with_unknown { ( $( #[$enum_attr:meta] )* pub enum $name:ident($ty:ty) { $( $variant:ident = $value:expr ),+ $(,)* } ) => { enum_with_unknown! { $( #[$enum_attr] )* pub doc enum $name($ty) { $( #[doc(shown)] $variant = $value ),+ } } }; ( $( #[$enum_attr:meta] )* pub doc enum $name:ident($ty:ty) { $( $( #[$variant_attr:meta] )+ $variant:ident = $value:expr $(,)* ),+ } ) => { #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy)] $( #[$enum_attr] )* pub enum $name { $( $( #[$variant_attr] )* $variant ),*, Unknown($ty) } impl ::core::convert::From<$ty> for $name { fn from(value: $ty) -> Self { match value { $( $value => $name::$variant ),*, other => $name::Unknown(other) } } } impl ::core::convert::From<$name> for $ty { fn from(value: $name) -> Self { match value { $( $name::$variant => $value ),*, $name::Unknown(other) => other } } } } }