private RubyNode composeBody(RubyNode prelude, RubyNode body) {
final SourceSection sourceSection =
SequenceNode.enclosing(prelude.getSourceSection(), body.getSourceSection());
body = SequenceNode.sequence(context, sourceSection, prelude, body);
if (environment.getFlipFlopStates().size() > 0) {
body = SequenceNode.sequence(context, sourceSection, initFlipFlopStates(sourceSection), body);
}
return body;
}
public RubyNode doCompileMethodBody(
SourceSection sourceSection,
String methodName,
org.jruby.ast.Node bodyNode,
SharedMethodInfo sharedMethodInfo) {
declareArguments(sourceSection, methodName, sharedMethodInfo);
final Arity arity = getArity(argsNode);
final LoadArgumentsTranslator loadArgumentsTranslator =
new LoadArgumentsTranslator(currentNode, context, source, false, this);
final RubyNode loadArguments = argsNode.accept(loadArgumentsTranslator);
RubyNode body;
parentSourceSection.push(sourceSection);
try {
body = translateNodeOrNil(sourceSection, bodyNode);
} finally {
parentSourceSection.pop();
}
final RubyNode prelude;
if (usesRubiniusPrimitive) {
// Use Rubinius.primitive seems to turn off arity checking. See Time.from_array for example.
prelude = loadArguments;
} else {
prelude =
SequenceNode.sequence(
context,
sourceSection,
CheckArityNode.create(context, sourceSection, arity),
loadArguments);
}
body = SequenceNode.sequence(context, body.getSourceSection(), prelude, body);
if (environment.getFlipFlopStates().size() > 0) {
body =
SequenceNode.sequence(
context, body.getSourceSection(), initFlipFlopStates(sourceSection), body);
}
body =
new CatchForMethodNode(context, body.getSourceSection(), body, environment.getReturnID());
// TODO(CS, 10-Jan-15) why do we only translate exceptions in methods and not blocks?
body = new ExceptionTranslatingNode(context, body.getSourceSection(), body);
return body;
}
public MethodDefinitionNode compileMethodNode(
SourceSection sourceSection,
String methodName,
org.jruby.ast.Node bodyNode,
SharedMethodInfo sharedMethodInfo) {
final RubyNode body = compileMethodBody(sourceSection, methodName, bodyNode, sharedMethodInfo);
final RubyRootNode rootNode =
new RubyRootNode(
context,
considerExtendingMethodToCoverEnd(body.getSourceSection()),
environment.getFrameDescriptor(),
environment.getSharedMethodInfo(),
body,
environment.needsDeclarationFrame());
final CallTarget callTarget = Truffle.getRuntime().createCallTarget(rootNode);
return new MethodDefinitionNode(
context, sourceSection, methodName, environment.getSharedMethodInfo(), callTarget);
}
public PassthroughNode(RubyNode child) {
super(child.getContext(), child.getSourceSection());
this.child = child;
}