2 files changed, 16 insertions, 0 deletions
diff --git a/tvix/eval/src/value/mod.rs b/tvix/eval/src/value/mod.rs
index b8b46b444fe7..c8c8a54a40c3 100644
--- a/tvix/eval/src/value/mod.rs
+++ b/tvix/eval/src/value/mod.rs
@@ -11,6 +11,7 @@ mod attrs;
 mod builtin;
 mod function;
 mod list;
+mod path;
 mod string;
 mod thunk;
 
@@ -21,6 +22,7 @@ pub use attrs::NixAttrs;
 pub use builtin::Builtin;
 pub use function::{Closure, Lambda};
 pub use list::NixList;
+pub use path::canon_path;
 pub use string::NixString;
 pub use thunk::Thunk;
 
diff --git a/tvix/eval/src/value/path.rs b/tvix/eval/src/value/path.rs
new file mode 100644
index 000000000000..ad526a8746f8
--- /dev/null
+++ b/tvix/eval/src/value/path.rs
@@ -0,0 +1,14 @@
+use path_clean::PathClean;
+use std::path::PathBuf;
+
+/// This function should match the behavior of canonPath() in
+/// src/libutil/util.cc of cppnix.  Currently it does not match that
+/// behavior; it uses the `path_clean` library which is based on the
+/// Go standard library
+///
+/// TODO: make this match the behavior of cppnix
+/// TODO: write tests for this
+
+pub fn canon_path(path: PathBuf) -> PathBuf {
+    path.clean()
+}