public static IRubyObject searchConst(
ThreadContext context,
StaticScope staticScope,
MutableCallSite site,
String constName,
boolean noPrivateConsts)
throws Throwable {
// Lexical lookup
Ruby runtime = context.getRuntime();
RubyModule object = runtime.getObject();
IRubyObject constant =
(staticScope == null)
? object.getConstant(constName)
: staticScope.getConstantInner(constName);
// Inheritance lookup
RubyModule module = null;
if (constant == null) {
// SSS FIXME: Is this null check case correct?
module = staticScope == null ? object : staticScope.getModule();
constant =
noPrivateConsts
? module.getConstantFromNoConstMissing(constName, false)
: module.getConstantNoConstMissing(constName);
}
// Call const_missing or cache
if (constant == null) {
return module.callMethod(context, "const_missing", context.runtime.fastNewSymbol(constName));
}
SwitchPoint switchPoint = (SwitchPoint) runtime.getConstantInvalidator(constName).getData();
// bind constant until invalidated
MethodHandle target = Binder.from(site.type()).drop(0, 2).constant(constant);
MethodHandle fallback =
Binder.from(site.type())
.append(site, constName)
.append(noPrivateConsts)
.invokeStatic(LOOKUP, Bootstrap.class, "searchConst");
site.setTarget(switchPoint.guardWithTest(target, fallback));
return constant;
}
private void receivedAnException(ThreadContext context, IRubyObject exception) {
RubyModule kernelModule = getRuntime().getKernel();
debug(this, "before propagating exception");
kernelModule.callMethod(context, "raise", exception);
}