feat: unstable mailmap module (#366)

git-repository/Cargo.toml

@@ -49,7 +49,7 @@ max-performance = ["git-features/parallel", "git-features/zlib-ng-compat", "git-
 local-time-support = ["git-actor/local-time-support"]
 ## Re-export stability tier 2 crates for convenience and make `Repository` struct fields with types from these crates publicly accessible.
 ## Doing so is less stable than the stability tier 1 that `git-repository` is a member of.
-unstable = ["git-index", "git-worktree"]
+unstable = ["git-index", "git-worktree", "git-mailmap"]
 ## Print debugging information about usage of object database caches, useful for tuning cache sizes.
 cache-efficiency-debug = ["git-features/cache-efficiency-debug"]
 
@@ -73,6 +73,7 @@ git-traverse = { version = "^0.12.0", path = "../git-traverse" }
 git-protocol = { version = "^0.14.0", path = "../git-protocol", optional = true }
 git-transport = { version = "^0.15.0", path = "../git-transport", optional = true }
 git-diff = { version = "^0.13.0", path = "../git-diff", optional = true }
+git-mailmap = { version = "0.0.0", path = "../git-mailmap", optional = true }
 git-features = { version = "^0.19.1", path = "../git-features", features = ["progress"] }
 
 # unstable only

git-repository/src/lib.rs

@@ -89,6 +89,7 @@
 //! * [`bstr`][bstr]
 //! * [`index`]
 //! * [`worktree`]
+//! * [`mailmap`]
 //! * [`objs`]
 //! * [`odb`]
 //!   * [`pack`][odb::pack]
@@ -129,6 +130,8 @@ pub use git_hash as hash;
 #[cfg(all(feature = "unstable", feature = "git-index"))]
 pub use git_index as index;
 pub use git_lock as lock;
+#[cfg(all(feature = "unstable", feature = "git-worktree"))]
+pub use git_mailmap as mailmap;
 pub use git_object as objs;
 pub use git_object::bstr;
 #[cfg(feature = "unstable")]