3 files changed, 17 insertions, 11 deletions
diff --git a/vendor/gix-revision/src/spec/mod.rs b/vendor/gix-revision/src/spec/mod.rs
index ba24c75c0..c2df7bc1e 100644
--- a/vendor/gix-revision/src/spec/mod.rs
+++ b/vendor/gix-revision/src/spec/mod.rs
@@ -1,11 +1,12 @@
 use crate::Spec;
 
 /// How to interpret a revision specification, or `revspec`.
-#[derive(Debug, Copy, Clone, PartialOrd, PartialEq, Ord, Eq, Hash)]
-#[cfg_attr(feature = "serde1", derive(serde::Serialize, serde::Deserialize))]
+#[derive(Default, Debug, Copy, Clone, PartialOrd, PartialEq, Ord, Eq, Hash)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
 pub enum Kind {
     /// Include commits reachable from this revision, the default when parsing revision `a` for example, i.e. `a` and its ancestors.
     /// Example: `a`.
+    #[default]
     IncludeReachable,
     /// Exclude commits reachable from this revision, i.e. `a` and its ancestors. Example: `^a`.
     ExcludeReachable,
@@ -19,12 +20,6 @@ pub enum Kind {
     ExcludeReachableFromParents,
 }
 
-impl Default for Kind {
-    fn default() -> Self {
-        Kind::IncludeReachable
-    }
-}
-
 impl Spec {
     /// Return the kind of this specification.
     pub fn kind(&self) -> Kind {
diff --git a/vendor/gix-revision/src/spec/parse/function.rs b/vendor/gix-revision/src/spec/parse/function.rs
index 4b12344c7..94fb4ee5d 100644
--- a/vendor/gix-revision/src/spec/parse/function.rs
+++ b/vendor/gix-revision/src/spec/parse/function.rs
@@ -344,8 +344,19 @@ where
     {
         let mut cursor = input;
         let mut ofs = 0;
-        while let Some((pos, b)) = cursor.iter().enumerate().find(|(_, b)| {
-            if b"@~^:.".contains(b) {
+        const SEPARATORS: &[u8] = b"~^:.";
+        while let Some((pos, b)) = cursor.iter().enumerate().find(|(pos, b)| {
+            if **b == b'@' {
+                if cursor.len() == 1 {
+                    return true;
+                }
+                let next = cursor.get(pos + 1);
+                let next_next = cursor.get(pos + 2);
+                if *pos != 0 && (next, next_next) == (Some(&b'.'), Some(&b'.')) {
+                    return false;
+                }
+                next == Some(&b'{') || next.map_or(false, |b| SEPARATORS.contains(b))
+            } else if SEPARATORS.contains(b) {
                 true
             } else {
                 if let Some(num) = consecutive_hex_chars.as_mut() {
diff --git a/vendor/gix-revision/src/types.rs b/vendor/gix-revision/src/types.rs
index 43b0caf97..374d43e20 100644
--- a/vendor/gix-revision/src/types.rs
+++ b/vendor/gix-revision/src/types.rs
@@ -3,7 +3,7 @@
 /// Note that all [object ids][gix_hash::ObjectId] should be a committish, but don't have to be.
 /// Unless the field name contains `_exclusive`, the respective objects are included in the set.
 #[derive(Copy, Clone, Debug, Ord, PartialOrd, Eq, PartialEq, Hash)]
-#[cfg_attr(feature = "serde1", derive(serde::Serialize, serde::Deserialize))]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
 pub enum Spec {
     /// Include commits reachable from this revision, i.e. `a` and its ancestors.
     ///