@Override
public Object interpret(
ThreadContext context,
DynamicScope currDynScope,
IRubyObject self,
Object[] temp,
Block block) {
// SSS FIXME: This is ugly and needs fixing. Is there another way of capturing this info?
RubyModule containerModule =
(candidateScope == null) ? null : candidateScope.getStaticScope().getModule();
if (containerModule == null)
containerModule = ASTInterpreter.getClassVariableBase(context, context.getRuntime());
if (containerModule == null && object != null) {
IRubyObject arg = (IRubyObject) object.retrieve(context, self, currDynScope, temp);
// SSS: What is the right thing to do here?
containerModule =
arg
.getMetaClass(); // (arg instanceof RubyClass) ? ((RubyClass)arg).getRealClass() :
// arg.getType();
}
if (containerModule == null)
throw context.getRuntime().newTypeError("no class/module to define class variable");
return containerModule;
}
@Override
public IRubyObject call(
ThreadContext context, IRubyObject self, RubyModule clazz, String name, IRubyObject arg0) {
Ruby runtime = context.getRuntime();
int callNumber = context.callNumber;
try {
pre(context, name, self, Block.NULL_BLOCK, runtime);
argsNode.checkArgCount(runtime, name, 1);
argsNode.prepare(context, runtime, self, arg0, Block.NULL_BLOCK);
return ASTInterpreter.INTERPRET_METHOD(
runtime,
context,
file,
line,
getImplementationClass(),
body,
name,
self,
Block.NULL_BLOCK,
isTraceable());
} catch (JumpException.ReturnJump rj) {
return handleReturn(context, rj, callNumber);
} catch (JumpException.RedoJump rj) {
return handleRedo(runtime);
} catch (JumpException.BreakJump bj) {
return handleBreak(context, runtime, bj, callNumber);
} finally {
post(runtime, context, name);
}
}
private IRubyObject evalBlockBody(ThreadContext context, Binding binding, IRubyObject self) {
// This while loop is for restarting the block call in case a 'redo' fires.
while (true) {
try {
return ASTInterpreter.INTERPRET_BLOCK(
context.runtime,
context,
file,
line,
bodyNode,
binding.getMethod(),
self,
Block.NULL_BLOCK);
} catch (JumpException.RedoJump rj) {
context.pollThreadEvents();
// do nothing, allow loop to redo
} catch (StackOverflowError soe) {
throw context.runtime.newSystemStackError("stack level too deep", soe);
}
}
}