isInExp method
An expression that evaluates to true
if this expression resolves to a
value that one of the expressions
resolve to as well.
For an "is in" comparison with values, use isIn.
Implementation
Expression<bool> isInExp(List<Expression<D>> expressions) {
if (expressions.isEmpty) {
return Constant(false);
}
return _InExpression(this, expressions, false);
}