JSTrapStatus
xpc_DebuggerKeywordHandler(JSContext *cx, JSScript *script, jsbytecode *pc,
jsval *rval, void *closure)
{
static const char line[] =
"------------------------------------------------------------------------";
puts(line);
puts("Hit JavaScript \"debugger\" keyword. JS call stack...");
xpc_DumpJSStack(cx, JS_TRUE, JS_TRUE, JS_FALSE);
puts(line);
return JSTRAP_CONTINUE;
}
JSTrapStatus
xpc_DebuggerKeywordHandler(JSContext *cx, JSScript *script, jsbytecode *pc,
jsval *rval, void *closure)
{
static const char line[] =
"------------------------------------------------------------------------\n";
DebugDump("%s", line);
DebugDump("%s", "Hit JavaScript \"debugger\" keyword. JS call stack...\n");
xpc_DumpJSStack(cx, true, true, false);
DebugDump("%s", line);
return JSTRAP_CONTINUE;
}
void
LogSlimWrapperNotCreated(JSContext *cx, nsISupports *obj, const char *reason)
{
char* className = nsnull;
nsCOMPtr<nsIClassInfo> ci = do_QueryInterface(obj);
if (ci)
ci->GetClassDescription(&className);
printf("***** refusing to create slim wrapper%s%s, reason: %s (%p)\n",
className ? " for " : "", className ? className : "", reason, obj);
if (className)
PR_Free(className);
JSAutoRequest autoRequest(cx);
xpc_DumpJSStack(cx, false, false, false);
}
void
LogSlimWrapperWillMorph(JSContext *cx, JSObject *obj, const char *propname,
const char *functionName)
{
if (obj && IS_SLIM_WRAPPER(obj)) {
XPCNativeScriptableInfo *si =
GetSlimWrapperProto(obj)->GetScriptableInfo();
printf("***** morphing %s from %s", si->GetJSClass()->name,
functionName);
if (propname)
printf(" for %s", propname);
printf(" (%p, %p)\n", obj,
static_cast<nsISupports*>(xpc_GetJSPrivate(obj)));
xpc_DumpJSStack(cx, false, false, false);
}
}
void DEBUG_CheckForComponentsInScope(JSContext* cx, JSObject* obj,
JSObject* startingObj,
JSBool OKIfNotInitialized,
XPCJSRuntime* runtime)
{
if(OKIfNotInitialized)
return;
if(!(JS_GetOptions(cx) & JSOPTION_PRIVATE_IS_NSISUPPORTS))
return;
const char* name = runtime->GetStringName(XPCJSRuntime::IDX_COMPONENTS);
jsval prop;
if(JS_LookupProperty(cx, obj, name, &prop) && !JSVAL_IS_PRIMITIVE(prop))
return;
// This is pretty much always bad. It usually means that native code is
// making a callback to an interface implemented in JavaScript, but the
// document where the JS object was created has already been cleared and the
// global properties of that document's window are *gone*. Generally this
// indicates a problem that should be addressed in the design and use of the
// callback code.
NS_ERROR("XPConnect is being called on a scope without a 'Components' property! (stack and details follow)");
printf("The current JS stack is:\n");
xpc_DumpJSStack(cx, JS_TRUE, JS_TRUE, JS_TRUE);
printf("And the object whose scope lacks a 'Components' property is:\n");
js_DumpObject(startingObj);
JSObject *p = startingObj;
while(p->isWrapper())
{
p = p->getProxyPrivate().toObjectOrNull();
if(!p)
break;
printf("which is a wrapper for:\n");
js_DumpObject(p);
}
}
