--- a/rust/hg-core/src/lib.rs	Mon May 06 22:48:09 2019 +0200
+++ b/rust/hg-core/src/lib.rs	Mon May 06 22:50:34 2019 +0200
@@ -8,8 +8,13 @@
 mod ancestors;
 pub mod dagops;
 pub use ancestors::{AncestorsIterator, LazyAncestors, MissingAncestors};
-pub mod testing;  // unconditionally built, for use from integration tests
+mod dirstate;
 pub mod discovery;
+pub mod testing; // unconditionally built, for use from integration tests
+pub use dirstate::{
+    pack_dirstate, parse_dirstate, CopyVec, CopyVecEntry, DirstateEntry,
+    DirstateParents, DirstateVec,
+};
 
 /// Mercurial revision numbers
 ///
@@ -17,7 +22,6 @@
 /// 4 bytes, and are liberally converted to ints, whence the i32
 pub type Revision = i32;
 
-
 /// Marker expressing the absence of a parent
 ///
 /// Independently of the actual representation, `NULL_REVISION` is guaranteed