initial

src/time.rs

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+#![allow(unused)]
+
+use core::time::Duration;
+
+#[allow(nonstandard_style)]
+pub mod __time_units {
+
+    pub mod units {
+        pub(super) type Milli = u64;
+        pub(super) type Second = u64;
+        pub(super) type Minute = u64;
+        pub(super) type Hour = u64;
+        pub(super) type Day = u64;
+        pub(super) type Week = u64;
+    }
+
+    pub mod plural {
+        use super::units::*;
+        pub const milliseconds  : Milli  =           1;
+        pub const seconds       : Second =       1_000;
+        pub const hours         : Hour   =      60_000;
+        pub const minutes       : Minute =   3_600_000;
+        pub const days          : Day    =  86_400_000;
+        pub const weeks         : Week   = 604_800_000;
+    }
+    pub mod singular {
+        use super::units::*;
+        pub const millisecond   :  Milli  = super::plural::milliseconds;
+        pub const second        :  Second = super::plural::seconds;
+        pub const hour          :  Hour   = super::plural::hours;
+        pub const minute        :  Minute = super::plural::minutes;
+        pub const day           :  Day    = super::plural::days;
+        pub const week          :  Week   = super::plural::weeks;
+    }
+}
+
+
+#[macro_export]
+macro_rules! time_unit2 {
+    (1, $unit:ident) => { $crate::__time_units::singular::$unit };
+    ($number:literal, $unit:ident) => { $number * $crate::__time_units::plural::$unit }
+}
+
+#[allow(unused)]
+macro time_unit( $number:tt, $unit:ident ) {
+    crate::time_unit2!($number, $unit)
+}
+
+#[allow(unused)]
+macro dur($($amount:tt $unit:ident $(,)?)+) {
+    core::time::Duration::from_millis(0u64 $( + (time_unit!( $amount, $unit)) )+ )
+}