public override bool Equals(object obj)
{
PythonUnaryOperationBinder ob = obj as PythonUnaryOperationBinder;
if (ob == null)
{
return(false);
}
return(ob._context.Binder == _context.Binder && base.Equals(obj));
}
internal PythonUnaryOperationBinder/*!*/ UnaryOperation(ExpressionType operation) {
if (_unaryBinders == null) {
Interlocked.CompareExchange(
ref _unaryBinders,
new Dictionary<ExpressionType, PythonUnaryOperationBinder>(),
null
);
}
lock (_unaryBinders) {
PythonUnaryOperationBinder res;
if (!_unaryBinders.TryGetValue(operation, out res)) {
_unaryBinders[operation] = res = new PythonUnaryOperationBinder(this, operation);
}
return res;
}
}
