@JRubyMethod(name = "initialize", frame = true, visibility = Visibility.PRIVATE)
public IRubyObject initialize(ThreadContext context, Block procBlock) {
if (!procBlock.isGiven()) {
throw getRuntime().newArgumentError("tried to create Proc object without a block");
}
if (isLambda() && procBlock == null) {
// TODO: warn "tried to create Proc object without a block"
}
block = procBlock.cloneBlock();
if (isThread()) {
// modify the block with a new backref/lastline-grabbing scope
StaticScope oldScope = block.getBody().getStaticScope();
StaticScope newScope =
new BlockStaticScope(oldScope.getEnclosingScope(), oldScope.getVariables());
newScope.setBackrefLastlineScope(true);
newScope.setPreviousCRefScope(oldScope.getPreviousCRefScope());
newScope.setModule(oldScope.getModule());
block.getBody().setStaticScope(newScope);
}
block.type = type;
block.setProcObject(this);
file = context.getFile();
line = context.getLine();
return this;
}
@Override
public IRubyObject interpret(
Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock) {
// Serialization killed our dynamic scope. We can just create an empty one
// since serialization cannot serialize an eval (which is the only thing
// which is capable of having a non-empty dynamic scope).
if (scope == null) {
scope = DynamicScope.newDynamicScope(staticScope);
}
StaticScope theStaticScope = scope.getStaticScope();
// Each root node has a top-level scope that we need to push
context.preScopedBody(scope);
if (theStaticScope.getModule() == null) {
theStaticScope.setModule(runtime.getObject());
}
try {
return bodyNode.interpret(runtime, context, self, aBlock);
} finally {
context.postScopedBody();
}
}
public void preCompiledClassDummyScope(RubyModule type, StaticScope staticScope) {
pushRubyClass(type);
pushFrameCopy();
getCurrentFrame().setSelf(type);
getCurrentFrame().setVisibility(Visibility.PUBLIC);
staticScope.setModule(type);
pushScope(staticScope.getDummyScope());
}
// XXX: Again, screwy evaling under previous frame's scope
public void preExecuteUnder(RubyModule executeUnderClass, Block block) {
Frame frame = getCurrentFrame();
pushRubyClass(executeUnderClass);
DynamicScope scope = getCurrentScope();
StaticScope sScope = new BlockStaticScope(scope.getStaticScope());
sScope.setModule(executeUnderClass);
pushScope(DynamicScope.newDynamicScope(sScope, scope));
pushCallFrame(frame.getKlazz(), frame.getName(), frame.getSelf(), block);
getCurrentFrame().setVisibility(getPreviousFrame().getVisibility());
}