Less whining about match failures; fix singleton record Jscomp bug

2 files changed, 5 insertions, 2 deletions

diff --git a/lib/js/urweb.js b/lib/js/urweb.js
index 0cc66bc7..581ee4d7 100644
--- a/lib/js/urweb.js
+++ b/lib/js/urweb.js
@@ -31,7 +31,7 @@ function whine(msg) {
 }
 
 function pf(loc) {
-  whine("Pattern match failure (" + loc + ")");
+  throw ("Pattern match failure (" + loc + ")");
 }
 
 function runHandlers(kind, ls, arg) {
@@ -318,8 +318,11 @@ function sel(s, content) {
   var x = input("select", s, function(x) { return function(v) { if (x.value != v) x.value = v; }; });
   x.innerHTML = content;
   x.value = s.data;
+  if (x.value != s.data)
+    sv(s, x.value);
   x.onchange = function() { sv(s, x.value) };
 
+
   return x;
 }
 
diff --git a/src/jscomp.sml b/src/jscomp.sml
index f197ce13..91ac0acb 100644
--- a/src/jscomp.sml
+++ b/src/jscomp.sml
@@ -852,7 +852,7 @@ fun process file =
                             let
                                 val (e, st) = jsE inner (e, st)
                             in
-                                (strcat [str "{_x:", e, str "}"], st)
+                                (strcat [str ("{_" ^ x ^ ":"), e, str "}"], st)
                             end
                           | ERecord ((x, e, _) :: xes) =>
                             let