summaryrefslogtreecommitdiff
path: root/lib/js/urweb.js
diff options
context:
space:
mode:
authorGravatar Patrick Hurst <phurst@mit.edu>2014-01-18 18:26:24 -0500
committerGravatar Patrick Hurst <phurst@mit.edu>2014-01-18 18:26:24 -0500
commit4caa5f98146d40715a96aeab6c4ff65e7a0f38b6 (patch)
tree96e059e285d059c3c9373fdb081041a72121d767 /lib/js/urweb.js
parent1ce3acd70b3527add32015267cc916e920661dbb (diff)
parent6787b686afe5fd3e65b3d377d4c363b4cd086dad (diff)
Merge in upstream changes.
Diffstat (limited to 'lib/js/urweb.js')
-rw-r--r--lib/js/urweb.js5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/js/urweb.js b/lib/js/urweb.js
index 59708150..6830945a 100644
--- a/lib/js/urweb.js
+++ b/lib/js/urweb.js
@@ -35,10 +35,11 @@ function isAlnum(c) { return isAlpha(c) || isDigit(c); }
function isBlank(c) { return c == ' ' || c == '\t'; }
function isSpace(c) { return isBlank(c) || c == '\r' || c == '\n'; }
function isXdigit(c) { return isDigit(c) || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'); }
+function ord(c) { return c.charCodeAt(0); }
+function isPrint(c) { return ord(c) > 31 && ord(c) < 127; }
function toLower(c) { return c.toLowerCase(); }
function toUpper(c) { return c.toUpperCase(); }
-
// Lists
function cons(v, ls) {
@@ -1574,7 +1575,7 @@ function rv(chn, parse, k) {
er("May not 'recv' in main thread of 'code' for <active>");
if (chn == null)
- return;
+ er("Client-side code tried to recv() from a channel belonging to a different page view.");
if (chn < 0)
whine("Out-of-bounds channel receive");