public void visitReferenceExpression(GrReferenceExpression refExpr) {
super.visitReferenceExpression(refExpr);
if (myPolicy.isReferenceAccepted(refExpr)) {
String name = refExpr.getReferenceName();
if (name == null) return;
if (ControlFlowUtils.isIncOrDecOperand(refExpr)) {
final InstructionImpl i = new ReadWriteVariableInstruction(name, refExpr, READ);
addNodeAndCheckPending(i);
addNode(new ReadWriteVariableInstruction(name, refExpr, WRITE));
} else {
final int type = PsiUtil.isLValue(refExpr) ? WRITE : READ;
addNodeAndCheckPending(new ReadWriteVariableInstruction(name, refExpr, type));
if (refExpr.getParent() instanceof GrArgumentList
&& refExpr.getParent().getParent() instanceof GrCall) {
addNodeAndCheckPending(new ArgumentInstruction(refExpr));
}
}
}
if (refExpr.isQualified() && !(refExpr.getParent() instanceof GrCall)) {
visitCall(refExpr);
}
}
public void visitClosure(GrClosableBlock closure) {
// do not go inside closures except gstring injections
if (closure.getParent() instanceof GrStringInjection) {
for (GrParameter parameter : closure.getAllParameters()) {
if (myPolicy.isVariableInitialized(parameter)) {
addNode(new ReadWriteVariableInstruction(parameter.getName(), parameter, WRITE));
}
}
addNode(new ReadWriteVariableInstruction("owner", closure.getLBrace(), WRITE));
super.visitClosure(closure);
return;
}
ReadWriteVariableInstruction[] reads =
ControlFlowBuilderUtil.getReadsWithoutPriorWrites(closure.getControlFlow(), false);
for (ReadWriteVariableInstruction read : reads) {
PsiElement element = read.getElement();
if (!(element instanceof GrReferenceExpression)
|| myPolicy.isReferenceAccepted((GrReferenceExpression) element)) {
addNodeAndCheckPending(
new ReadWriteVariableInstruction(read.getVariableName(), closure, READ));
}
}
addNodeAndCheckPending(new InstructionImpl(closure));
}
public void visitTypeDefinition(final GrTypeDefinition typeDefinition) {
if (!(typeDefinition instanceof GrAnonymousClassDefinition)) return;
final Set<ReadWriteVariableInstruction> vars =
collectUsedVariableWithoutInitialization(typeDefinition);
for (ReadWriteVariableInstruction var : vars) {
PsiElement element = var.getElement();
if (!(element instanceof GrReferenceExpression)
|| myPolicy.isReferenceAccepted((GrReferenceExpression) element)) {
addNodeAndCheckPending(
new ReadWriteVariableInstruction(var.getVariableName(), typeDefinition, READ));
}
}
addNodeAndCheckPending(new InstructionImpl(typeDefinition));
}
public void visitAssignmentExpression(GrAssignmentExpression expression) {
GrExpression lValue = expression.getLValue();
if (expression.getOperationTokenType() != mASSIGN) {
if (lValue instanceof GrReferenceExpression
&& myPolicy.isReferenceAccepted((GrReferenceExpression) lValue)) {
String referenceName = ((GrReferenceExpression) lValue).getReferenceName();
if (referenceName != null) {
addNodeAndCheckPending(new ReadWriteVariableInstruction(referenceName, lValue, READ));
}
}
}
GrExpression rValue = expression.getRValue();
if (rValue != null) {
rValue.accept(this);
lValue.accept(this);
}
}
