protected override Expression VisitConstant(ConstantExpression node)
{
Token token;
if (node.Value == null)
{
token = new Token
{
TokenType = TokenType.Null,
Value = "null"
};
}
else
{
token = new Token
{
TokenType = LiteralTokenTypes.Lookup(node.Type),
Value = _typeFormatter.Format(node.Type, node.Value)
};
}
_expression.Push(token);
return(base.VisitConstant(node));
}
public override string ToString()
{
var result = (Value == null)
? "Null"
: Formatter.Format(Type, Value);
return(result);
}
public void WriteRow([NotNull] T value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
var values = _formatter.Format(value);
_writer.WriteRow(values);
}
public void Format_NullType_ThrowsException()
{
var value = "HelloWorld";
Assert.That(() => _formatter.Format(null, value), Throws.Exception);
}
public void Format_NullType_ThrowsException()
{
var value = DateTimeOffset.Now;
Assert.That(() => _formatter.Format(null, value), Throws.Exception);
}
public void Format_NullType_ThrowsException()
{
var value = Guid.NewGuid();
Assert.That(() => _formatter.Format(null, value), Throws.Exception);
}
public static string Format <T>(this ITypeFormatter formatter, T value)
{
return(formatter.Format(typeof(T), value));
}
public static void Format(this ITypeFormatter formatter, object instance, TextWriter writer)
{
formatter.Format(new FormatContext(), instance, writer);
}
public void Format_NullType_ThrowsException()
{
var value = typeof(string);
Assert.That(() => _formatter.Format(null, value), Throws.Exception);
}
