Get editor tests compiling

crates/gpui2/src/color.rs

@@ -167,7 +167,7 @@ impl TryFrom<&'_ str> for Rgba {
     }
 }
 
-#[derive(Default, Copy, Clone, Debug, PartialEq, PartialOrd)]
+#[derive(Default, Copy, Clone, Debug)]
 #[repr(C)]
 pub struct Hsla {
     pub h: f32,
@@ -176,6 +176,35 @@ pub struct Hsla {
     pub a: f32,
 }
 
+impl PartialEq for Hsla {
+    fn eq(&self, other: &Self) -> bool {
+        self.h
+            .total_cmp(&other.h)
+            .then(self.s.total_cmp(&other.s))
+            .then(self.l.total_cmp(&other.l).then(self.a.total_cmp(&other.a)))
+            .is_eq()
+    }
+}
+
+impl PartialOrd for Hsla {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        // SAFETY: The total ordering relies on this always being Some()
+        Some(
+            self.h
+                .total_cmp(&other.h)
+                .then(self.s.total_cmp(&other.s))
+                .then(self.l.total_cmp(&other.l).then(self.a.total_cmp(&other.a))),
+        )
+    }
+}
+
+impl Ord for Hsla {
+    fn cmp(&self, other: &Self) -> std::cmp::Ordering {
+        // SAFETY: The partial comparison is a total comparison
+        unsafe { self.partial_cmp(other).unwrap_unchecked() }
+    }
+}
+
 impl Hsla {
     pub fn to_rgb(self) -> Rgba {
         self.into()