public override object VisitUnaryOperatorExpression(IFSharpCode.NRefactory.Ast.UnaryOperatorExpression unaryOperatorExpression, object data)
{
bool result = (bool)(unaryOperatorExpression.Expression.AcceptVisitor (this, data) ?? (object)false);
if (unaryOperatorExpression.Op == IFSharpCode.NRefactory.Ast.UnaryOperatorType.Not)
return !result;
return result;
}
public override object VisitIdentifierExpression(IFSharpCode.NRefactory.Ast.IdentifierExpression identifierExpression, object data)
{
return symbols.Contains (identifierExpression.Identifier);
}
public override object VisitPrimitiveExpression(IFSharpCode.NRefactory.Ast.PrimitiveExpression primitiveExpression, object data)
{
return (bool)primitiveExpression.Value;
}
public override object VisitBinaryOperatorExpression(IFSharpCode.NRefactory.Ast.BinaryOperatorExpression binaryOperatorExpression, object data)
{
bool left = (bool)(binaryOperatorExpression.Left.AcceptVisitor (this, data) ?? (object)false);
bool right = (bool)(binaryOperatorExpression.Right.AcceptVisitor (this, data) ?? (object)false);
switch (binaryOperatorExpression.Op) {
case IFSharpCode.NRefactory.Ast.BinaryOperatorType.InEquality:
return left != right;
case IFSharpCode.NRefactory.Ast.BinaryOperatorType.Equality:
return left == right;
case IFSharpCode.NRefactory.Ast.BinaryOperatorType.LogicalOr:
return left || right;
case IFSharpCode.NRefactory.Ast.BinaryOperatorType.LogicalAnd:
return left && right;
}
Console.WriteLine ("Unknown operator:" + binaryOperatorExpression.Op);
return left;
}