Improved the XML parsing library.

1 files changed, 6 insertions, 12 deletions

diff --git a/stdlib/source/program/aedifex/metadata/artifact.lux b/stdlib/source/program/aedifex/metadata/artifact.lux
index 7150efbab..50f228e50 100644
--- a/stdlib/source/program/aedifex/metadata/artifact.lux
+++ b/stdlib/source/program/aedifex/metadata/artifact.lux
@@ -105,15 +105,10 @@
                               (list (..format_versions (get@ #versions value))
                                     (..format_last_updated (get@ #last_updated value)))))))
 
-(def: (sub tag parser)
-  (All [a] (-> xml.Tag (Parser a) (Parser a)))
-  (do <>.monad
-    [_ (<xml>.node tag)]
-    (<xml>.children parser)))
-
 (def: (text tag)
   (-> xml.Tag (Parser Text))
-  (..sub tag <xml>.text))
+  (<| (<xml>.node tag)
+      <xml>.text))
 
 (def: date_parser
   (<text>.Parser Date)
@@ -147,18 +142,17 @@
 
 (def: #export parser
   (Parser Metadata)
-  (<| (..sub ..<metadata>)
+  (<| (<xml>.node ..<metadata>)
       ($_ <>.and
           (<xml>.somewhere (..text ..<group>))
           (<xml>.somewhere (..text ..<name>))
-          (<| (..sub ..<versioning>)
+          (<| (<xml>.node ..<versioning>)
               ($_ <>.and
                   (<| <xml>.somewhere
-                      (..sub ..<versions>)
+                      (<xml>.node ..<versions>)
                       (<>.many (..text ..<version>)))
                   (<xml>.somewhere ..last_updated_parser)
-                  ))
-          )))
+                  )))))
 
 (def: #export equivalence
   (Equivalence Metadata)