[Sync Iteration] rust/clock/1

solutions/rust/clock/1/src/lib.rs

@@ -0,0 +1,39 @@
+use std::fmt;
+
+pub struct Clock {
+    hours: i32,
+    minutes: i32,
+}
+
+impl Clock {
+    pub fn new(hours: i32, minutes: i32) -> Self {
+        let total_minutes = 60 * hours + minutes;
+
+        Self {
+            hours: (total_minutes as f64 / 60.0).floor().rem_euclid(24.0) as i32,
+            minutes: (total_minutes.rem_euclid(60)),
+        }
+    }
+
+    pub fn add_minutes(&self, minutes: i32) -> Self {
+        Clock::new(self.hours, self.minutes + minutes)
+    }
+}
+
+impl PartialEq for Clock {
+    fn eq(&self, other: &Self) -> bool {
+        self.hours == other.hours && self.minutes == other.minutes
+    }
+}
+
+impl fmt::Display for Clock {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{:02}:{:02}", self.hours, self.minutes)
+    }
+}
+
+impl fmt::Debug for Clock {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{:02}:{:02}", self.hours, self.minutes)
+    }
+}