1 files changed, 15 insertions, 0 deletions
diff --git a/lib/data_types/path.ml b/lib/data_types/path.ml
new file mode 100644
index 0000000..6684b5a
--- /dev/null
+++ b/lib/data_types/path.ml
@@ -0,0 +1,15 @@
+type column = int [@@deriving ord]
+
+type t = {
+  alias : string option;
+      (* External file to load, when the information is missing, load in
+              the current file *)
+  column : column;
+}
+[@@deriving ord]
+
+let repr { alias; column } =
+  let column_text = ImportCSV.Csv.column_to_string column in
+  match alias with
+  | None -> ":" ^ column_text
+  | Some value -> ":" ^ value ^ "." ^ column_text