1 files changed, 22 insertions, 1 deletions
diff --git a/stdlib/source/program/aedifex/artifact.lux b/stdlib/source/program/aedifex/artifact.lux
index 9e87988ea..e5d37f7bb 100644
--- a/stdlib/source/program/aedifex/artifact.lux
+++ b/stdlib/source/program/aedifex/artifact.lux
@@ -2,10 +2,11 @@
   [lux (#- Name)
    [abstract
     [equivalence (#+ Equivalence)]
+    [order (#+ Order)]
     [hash (#+ Hash)]]
    [data
     ["." product]
-    ["." text
+    ["." text ("#\." order)
      ["%" format (#+ Format)]]
     [collection
      ["." list ("#\." monoid)]]]
@@ -40,6 +41,26 @@
   (Equivalence Artifact)
   (\ ..hash &equivalence))
 
+(implementation: #export order
+  (Order Artifact)
+
+  (def: &equivalence
+    ..equivalence)
+
+  (def: (< reference subject)
+    (<| (or (text\< (get@ #group reference)
+                    (get@ #group subject)))
+
+        (and (text\= (get@ #group reference)
+                     (get@ #group subject)))
+        (or (text\< (get@ #name reference)
+                    (get@ #name subject)))
+        
+        (and (text\= (get@ #name reference)
+                     (get@ #name subject)))
+        (text\< (get@ #version reference)
+                (get@ #version subject)))))
+
 (template [<separator> <definition>]
   [(def: <definition>
      Text