diff src/monoize.sml @ 290:df00701f2323

'read' type class
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Sep 2008 11:53:30 -0400
parents 4260ad920c36
children 6e665c7c96f6
line wrap: on
line diff
--- a/src/monoize.sml	Sun Sep 07 11:41:04 2008 -0400
+++ b/src/monoize.sml	Sun Sep 07 11:53:30 2008 -0400
@@ -85,6 +85,9 @@
 
                   | L.CApp ((L.CFfi ("Basis", "show"), _), t) =>
                     (L'.TFun (mt env dtmap t, (L'.TFfi ("Basis", "string"), loc)), loc)
+                  | L.CApp ((L.CFfi ("Basis", "read"), _), t) =>
+                    (L'.TFun ((L'.TFfi ("Basis", "string"), loc),
+                              (L'.TOption (mt env dtmap t), loc)), loc)
 
                   | L.CApp ((L.CApp ((L.CApp ((L.CFfi ("Basis", "xml"), _), _), _), _), _), _) =>
                     (L'.TFfi ("Basis", "string"), loc)
@@ -490,6 +493,28 @@
           | L.EFfi ("Basis", "show_bool") =>
             ((L'.EFfi ("Basis", "boolToString"), loc), fm)
 
+          | L.ECApp ((L.EFfi ("Basis", "read"), _), t) =>
+            let
+                val t = monoType env t
+                val s = (L'.TFfi ("Basis", "string"), loc)
+            in
+                ((L'.EAbs ("f", (L'.TFun (t, s), loc), (L'.TFun (t, s), loc),
+                           (L'.ERel 0, loc)), loc), fm)
+            end
+          | L.EFfi ("Basis", "read_int") =>
+            ((L'.EFfi ("Basis", "stringToInt"), loc), fm)
+          | L.EFfi ("Basis", "read_float") =>
+            ((L'.EFfi ("Basis", "stringToFloat"), loc), fm)
+          | L.EFfi ("Basis", "read_string") =>
+            let
+                val s = (L'.TFfi ("Basis", "string"), loc)
+            in
+                ((L'.EAbs ("s", s, (L'.TOption s, loc),
+                           (L'.ESome (s, (L'.ERel 0, loc)), loc)), loc), fm)
+            end
+          | L.EFfi ("Basis", "read_bool") =>
+            ((L'.EFfi ("Basis", "stringToBool"), loc), fm)
+
           | L.ECApp ((L.EFfi ("Basis", "return"), _), t) =>
             let
                 val t = monoType env t