/* |callee| requires a usage string provided by JS_DefineFunctionsWithHelp. */
void
ReportUsageError(JSContext *cx, JSObject *callee, const char *msg)
{
const char *usageStr = "usage";
PropertyName *usageAtom = js_Atomize(cx, usageStr, strlen(usageStr))->asPropertyName();
DebugOnly<Shape *> shape = callee->nativeLookup(cx, NameToId(usageAtom));
JS_ASSERT(!shape->configurable());
JS_ASSERT(!shape->writable());
JS_ASSERT(shape->hasDefaultGetter());
jsval usage;
if (!JS_LookupProperty(cx, callee, "usage", &usage))
return;
if (JSVAL_IS_VOID(usage)) {
JS_ReportError(cx, "%s", msg);
} else {
JSString *str = JSVAL_TO_STRING(usage);
JS::Anchor<JSString *> a_str(str);
const jschar *chars = JS_GetStringCharsZ(cx, str);
if (!chars)
return;
JS_ReportError(cx, "%s. Usage: %hs", msg, chars);
}
}
// convert unicode to ansistring --------------------------------------------
AnsiString __fastcall TPlot::U2A(UnicodeString str)
{
AnsiString a_str(str);
return a_str;
}
