Add PartialEq and PartialOrd, remove Ord and Eq

Author: nekevss

Diff for: src/builtins/core/date.rs

@@ -127,7 +127,7 @@ macro_rules! impl_with_fallback_method {
 
 /// The native Rust implementation of `Temporal.PlainDate`.
 #[non_exhaustive]
-#[derive(Debug, Default, Clone, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, PartialEq)]
 pub struct PlainDate {
     pub(crate) iso: IsoDate,
     calendar: Calendar,
@@ -139,15 +139,9 @@ impl core::fmt::Display for PlainDate {
     }
 }
 
-impl Ord for PlainDate {
-    fn cmp(&self, other: &Self) -> core::cmp::Ordering {
-        self.iso.cmp(&other.iso)
-    }
-}
-
 impl PartialOrd for PlainDate {
     fn partial_cmp(&self, other: &Self) -> Option<core::cmp::Ordering> {
-        Some(self.cmp(other))
+        Some(self.iso.cmp(&other.iso))
     }
 }
 

Diff for: src/builtins/core/datetime.rs

@@ -30,7 +30,7 @@ pub struct PartialDateTime {
 
 /// The native Rust implementation of `Temporal.PlainDateTime`
 #[non_exhaustive]
-#[derive(Debug, Default, Clone, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, PartialEq)]
 pub struct PlainDateTime {
     pub(crate) iso: IsoDateTime,
     calendar: Calendar,
@@ -45,15 +45,9 @@ impl core::fmt::Display for PlainDateTime {
     }
 }
 
-impl Ord for PlainDateTime {
-    fn cmp(&self, other: &Self) -> Ordering {
-        self.iso.cmp(&other.iso)
-    }
-}
-
 impl PartialOrd for PlainDateTime {
     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-        Some(self.cmp(other))
+        Some(self.iso.cmp(&other.iso))
     }
 }
 

Diff for: src/builtins/core/month_day.rs

@@ -14,7 +14,7 @@ use crate::{
 
 /// The native Rust implementation of `Temporal.PlainMonthDay`
 #[non_exhaustive]
-#[derive(Debug, Default, Clone, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, PartialEq)]
 pub struct PlainMonthDay {
     pub iso: IsoDate,
     calendar: Calendar,

Diff for: src/builtins/core/year_month.rs

@@ -17,7 +17,7 @@ use super::{Duration, PartialDate};
 
 /// The native Rust implementation of `Temporal.YearMonth`.
 #[non_exhaustive]
-#[derive(Debug, Default, Clone, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, PartialEq)]
 pub struct PlainYearMonth {
     pub(crate) iso: IsoDate,
     calendar: Calendar,
@@ -29,15 +29,9 @@ impl core::fmt::Display for PlainYearMonth {
     }
 }
 
-impl Ord for PlainYearMonth {
-    fn cmp(&self, other: &Self) -> core::cmp::Ordering {
-        self.iso.cmp(&other.iso)
-    }
-}
-
 impl PartialOrd for PlainYearMonth {
     fn partial_cmp(&self, other: &Self) -> Option<core::cmp::Ordering> {
-        Some(self.cmp(other))
+        Some(self.iso.cmp(&other.iso))
     }
 }
 

Diff for: src/builtins/core/zoneddatetime.rs

@@ -43,22 +43,16 @@ pub struct PartialZonedDateTime {
 
 /// The native Rust implementation of `Temporal.ZonedDateTime`.
 #[non_exhaustive]
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq)]
 pub struct ZonedDateTime {
     instant: Instant,
     calendar: Calendar,
     tz: TimeZone,
 }
 
-impl Ord for ZonedDateTime {
-    fn cmp(&self, other: &Self) -> core::cmp::Ordering {
-        self.instant.cmp(&other.instant)
-    }
-}
-
 impl PartialOrd for ZonedDateTime {
     fn partial_cmp(&self, other: &Self) -> Option<core::cmp::Ordering> {
-        Some(self.cmp(other))
+        Some(self.instant.cmp(&other.instant))
     }
 }