private static void addBackTraceElement(
Ruby runtime, RubyArray backtrace, Frame frame, Frame previousFrame) {
if (frame != previousFrame
&& // happens with native exceptions, should not filter those out
frame.getLine() == previousFrame.getLine()
&& frame.getName() != null
&& frame.getName().equals(previousFrame.getName())
&& frame.getFile().equals(previousFrame.getFile())) {
return;
}
RubyString traceLine;
if (previousFrame.getName() != null) {
traceLine =
RubyString.newString(
runtime,
frame.getFile()
+ ':'
+ (frame.getLine() + 1)
+ ":in `"
+ previousFrame.getName()
+ '\'');
} else if (runtime.is1_9()) {
// TODO: This probably isn't the best hack, but it works until we can have different
// root frame setup for 1.9 easily.
traceLine =
RubyString.newString(
runtime, frame.getFile() + ':' + (frame.getLine() + 1) + ":in `<main>'");
} else {
traceLine = RubyString.newString(runtime, frame.getFile() + ':' + (frame.getLine() + 1));
}
backtrace.append(traceLine);
}
private String getMethodNameFromFrame(Frame current) {
String methodName = current.getName();
if (current.getName() == null) {
methodName = UNKNOWN_NAME;
}
return methodName;
}
// 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());
}
public void testUndoCreateSlot() {
Slot slot = createSlot();
String name = slot.getName();
assertNotNull("name", name);
Frame frame = getFrame(name);
assertEquals("created", slot, frame);
assertTrue("can undo", _frameStore.canUndo());
_frameStore.undo();
frame = getFrame(name);
assertNull("undone", frame);
_frameStore.redo();
frame = getFrame(name);
assertEquals("recreated", frame.getName(), name);
}
public void testUndocreateCls() {
Cls cls = createCls();
String name = cls.getName();
assertNotNull("name", name);
Frame frame = getFrame(name);
assertEquals("created", cls, frame);
assertTrue("can undo", _frameStore.canUndo());
_frameStore.undo();
frame = getFrame(name);
assertNull("undone", frame);
_frameStore.redo();
frame = getFrame(name);
assertEquals("recreated", frame.getName(), name);
}
