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debug mode: add hint for why the write operation probably failed

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This commit is contained in:
mfranz 2009-02-08 21:16:28 +00:00
parent 04511dbc8d
commit 4757d49c0c
1 changed files with 20 additions and 10 deletions

30
Nasal/debug.nas
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@ -37,6 +37,8 @@
# prefixed with <label>.
#
# debug.printerror(<err-vector>) ... prints error vector as set by call()
# debug.error(<message>, <level>) ... generate error message followed by stack trace
# beginning with <level> (default: 2).
#
# debug.propify(<variable>) ... turn about everything into a props.Node
#
@ -333,20 +335,28 @@ _setlistener("sim/signals/nasal-dir-initialized", func {
if (!getprop("debug"))
return;
var warn = func(f, p, r) {
if (!r)
error("Warning: " ~ f ~ " -> writing to " ~ p ~ " failed", 3);
if (!r) {
var hint = "";
if ((n = props.globals.getNode(p)) != nil) {
if (!n.getAttribute("writable"))
hint = " (write protected)";
elsif (n.getAttribute("tied"))
hint = " (tied)";
}
error("Warning: " ~ f ~ " -> writing to " ~ p ~ " failed" ~ hint, 3);
}
return r;
}
setprop = (func { var _ = setprop; func warn("setprop",
globals.string.join("", arg[:-1]), call(_, arg)) })();
props.Node.setDoubleValue = func warn("setDoubleValue",
me.getPath(), props._setDoubleValue(me._g, arg));
props.Node.setBoolValue = func warn("setBoolValue",
me.getPath(), props._setBoolValue(me._g, arg));
props.Node.setIntValue = func warn("setIntValue",
me.getPath(), props._setIntValue(me._g, arg));
props.Node.setValue = func warn("setValue",
me.getPath(), props._setValue(me._g, arg));
props.Node.setDoubleValue = func warn("setDoubleValue", me.getPath(),
props._setDoubleValue(me._g, arg));
props.Node.setBoolValue = func warn("setBoolValue", me.getPath(),
props._setBoolValue(me._g, arg));
props.Node.setIntValue = func warn("setIntValue", me.getPath(),
props._setIntValue(me._g, arg));
props.Node.setValue = func warn("setValue", me.getPath(),
props._setValue(me._g, arg));
});