Improved the XML parsing library.

4 files changed, 15 insertions, 25 deletions

diff --git a/stdlib/source/program/aedifex/artifact/snapshot.lux b/stdlib/source/program/aedifex/artifact/snapshot.lux
index 836365fed..89897316d 100644
--- a/stdlib/source/program/aedifex/artifact/snapshot.lux
+++ b/stdlib/source/program/aedifex/artifact/snapshot.lux
@@ -49,10 +49,9 @@
 
 (def: local_copy_parser
   (Parser Any)
-  (do <>.monad
-    [_ (<xml>.node ..<local_copy>)]
-    (<xml>.children (<text>.embed (<text>.this ..local_copy_value)
-                                  <xml>.text))))
+  (<| (<xml>.node ..<local_copy>)
+      (<text>.embed (<text>.this ..local_copy_value))
+      <xml>.text))
 
 (def: #export (format snapshot)
   (-> Snapshot XML)
@@ -66,7 +65,6 @@
 
 (def: #export parser
   (Parser Snapshot)
-  (do <>.monad
-    [_ (<xml>.node <snapshot>)]
-    (<xml>.children (<>.or ..local_copy_parser
-                           /stamp.parser))))
+  (<| (<xml>.node <snapshot>)
+      (<>.or ..local_copy_parser
+             /stamp.parser)))
diff --git a/stdlib/source/program/aedifex/artifact/snapshot/build.lux b/stdlib/source/program/aedifex/artifact/snapshot/build.lux
index d9a8b729e..cd87c283e 100644
--- a/stdlib/source/program/aedifex/artifact/snapshot/build.lux
+++ b/stdlib/source/program/aedifex/artifact/snapshot/build.lux
@@ -36,8 +36,6 @@
 
 (def: #export parser
   (Parser Build)
-  (do <>.monad
-    [_ (<xml>.node ..tag)]
-    (<text>.embed (<>.codec nat.decimal
-                            (<text>.many <text>.decimal))
-                  (<xml>.children <xml>.text))))
+  (<| (<xml>.node ..tag)
+      (<text>.embed (<>.codec nat.decimal (<text>.many <text>.decimal)))
+      <xml>.text))
diff --git a/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux b/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux
index f321e11c1..2d127af21 100644
--- a/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux
+++ b/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux
@@ -44,10 +44,9 @@
 
 (def: time_parser
   (Parser Time)
-  (do <>.monad
-    [_ (<xml>.node <timestamp>)]
-    (<text>.embed //time.parser
-                  (<xml>.children <xml>.text))))
+  (<| (<xml>.node <timestamp>)
+      (<text>.embed //time.parser)
+      <xml>.text))
 
 (def: #export parser
   (Parser Stamp)
diff --git a/stdlib/source/program/aedifex/artifact/snapshot/version.lux b/stdlib/source/program/aedifex/artifact/snapshot/version.lux
index 905523bd0..806d2b261 100644
--- a/stdlib/source/program/aedifex/artifact/snapshot/version.lux
+++ b/stdlib/source/program/aedifex/artifact/snapshot/version.lux
@@ -50,19 +50,14 @@
             (..format_text ..<value> value)
             (..format_text ..<updated> (///time.format updated)))))
 
-(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: #export parser
   (Parser Version)
-  (<| (..sub ..<snapshot_version>)
+  (<| (<xml>.node ..<snapshot_version>)
       ($_ <>.and
           (<xml>.somewhere (..text ..<extension>))
           (<xml>.somewhere (..text ..<value>))