Less whining about match failures; fix singleton record Jscomp bug

1 files changed, 4 insertions, 1 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;
 }