Update Range to match upstream (#5)

src/internal/incompatibility.rs

@@ -362,10 +362,12 @@ impl<P: Package, VS: VersionSet, M: Eq + Clone + Debug + Display> fmt::Display
 
 #[cfg(test)]
 pub mod tests {
-    use super::*;
+    use proptest::prelude::*;
+
     use crate::range::Range;
     use crate::term::tests::strategy as term_strat;
-    use proptest::prelude::*;
+
+    use super::*;
 
     proptest! {
 

src/range.rs

@@ -217,7 +217,7 @@ impl<V: Ord> Range<V> {
                 .segments
                 .last()
                 .expect("if there is a first element, there must be a last element");
-            (bound_as_ref(start), bound_as_ref(&end.1))
+            (start.as_ref(), end.1.as_ref())
         })
     }
 
@@ -334,16 +334,6 @@ fn within_bounds<V: PartialOrd>(version: &V, segment: &Interval<V>) -> Ordering
     Ordering::Greater
 }
 
-/// Implementation of [`Bound::as_ref`] which is currently marked as unstable.
-fn bound_as_ref<V>(bound: &Bound<V>) -> Bound<&V> {
-    match bound {
-        Included(v) => Included(v),
-        Excluded(v) => Excluded(v),
-        Unbounded => Unbounded,
-    }
-}
-
-/// A valid segment is one where at least one version fits between start and end
 fn valid_segment<T: PartialOrd>(start: &Bound<T>, end: &Bound<T>) -> bool {
     match (start, end) {
         // Singleton interval are allowed
@@ -737,7 +727,7 @@ impl<V: Display + Eq> Display for Range<V> {
         } else {
             for (idx, segment) in self.segments.iter().enumerate() {
                 if idx > 0 {
-                    write!(f, ", ")?;
+                    write!(f, " | ")?;
                 }
                 match segment {
                     (Unbounded, Unbounded) => write!(f, "*")?,
@@ -748,7 +738,7 @@ impl<V: Display + Eq> Display for Range<V> {
                         if v == b {
                             write!(f, "=={v}")?
                         } else {
-                            write!(f, ">={v},<={b}")?
+                            write!(f, ">={v}, <={b}")?
                         }
                     }
                     (Included(v), Excluded(b)) => write!(f, ">={v}, <{b}")?,

tests/examples.rs

@@ -231,8 +231,8 @@ fn confusing_with_lots_of_holes() {
     };
     assert_eq!(
         &DefaultStringReporter::report(&derivation_tree),
-        r#"Because there is no available version for bar and foo ==1, ==2, ==3, ==4, ==5 depends on bar, foo ==1, ==2, ==3, ==4, ==5 is forbidden.
-And because there is no version of foo in <1, >1, <2, >2, <3, >3, <4, >4, <5, >5 and root ==1 depends on foo, root ==1 is forbidden."#
+        r#"Because there is no available version for bar and foo ==1 | ==2 | ==3 | ==4 | ==5 depends on bar, foo ==1 | ==2 | ==3 | ==4 | ==5 is forbidden.
+And because there is no version of foo in <1 | >1, <2 | >2, <3 | >3, <4 | >4, <5 | >5 and root ==1 depends on foo, root ==1 is forbidden."#
     );
     derivation_tree.collapse_no_versions();
     assert_eq!(