private void popFrameReal(Frame oldFrame) {
int index = frameIndex;
Frame frame = frameStack[index];
frameStack[index] = oldFrame;
frameIndex = index - 1;
setFileAndLine(frame);
}
private Frame pushFrameForEval(Binding binding) {
Frame lastFrame = getNextFrame();
Frame f = pushFrame(binding.getFrame());
setFileAndLine(binding.getFile(), binding.getLine());
f.setVisibility(binding.getVisibility());
return lastFrame;
}
@Override
public IRubyObject interpret(
Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock) {
Block block =
SharedScopeBlock.newInterpretedSharedScopeClosure(
context, this, context.getCurrentScope(), self);
try {
while (true) {
try {
String savedFile = context.getFile();
int savedLine = context.getLine();
IRubyObject recv = null;
try {
recv = iterNode.interpret(runtime, context, self, aBlock);
} finally {
context.setFileAndLine(savedFile, savedLine);
}
return callAdapter.call(context, self, recv, block);
} catch (JumpException.RetryJump rj) {
// do nothing, allow loop to retry
}
}
} catch (JumpException.BreakJump bj) {
return (IRubyObject) bj.getValue();
}
}
private Frame pushFrameForBlock(Binding binding) {
Frame lastFrame = getNextFrame();
Frame f = pushFrame(binding.getFrame());
// set the binding's frame's "previous" file and line to current, so
// trace will show who called the block
f.setFileAndLine(file, line);
setFileAndLine(binding.getFile(), binding.getLine());
f.setVisibility(binding.getVisibility());
return lastFrame;
}
public static IRubyObject[] setupArgs(
Ruby runtime, ThreadContext context, Node node, IRubyObject self, Block aBlock) {
if (node == null) return IRubyObject.NULL_ARRAY;
if (node instanceof ArrayNode) {
ArrayNode argsArrayNode = (ArrayNode) node;
String savedFile = context.getFile();
int savedLine = context.getLine();
int size = argsArrayNode.size();
IRubyObject[] argsArray = new IRubyObject[size];
for (int i = 0; i < size; i++) {
argsArray[i] = argsArrayNode.get(i).interpret(runtime, context, self, aBlock);
}
context.setFileAndLine(savedFile, savedLine);
return argsArray;
}
return ArgsUtil.convertToJavaArray(node.interpret(runtime, context, self, aBlock));
}
private void popFrame() {
Frame frame = frameStack[frameIndex--];
setFileAndLine(frame);
frame.clear();
}
public void preRunThread(Frame currentFrame) {
setFileAndLine(currentFrame);
pushFrame(currentFrame);
}
