public static string GetLiteralString(IJsonReader r)
{
switch (r.GetLiteralKind())
{
case LiteralKind.Null: return(null);
case LiteralKind.String: return(r.GetLiteralString());
}
throw new InvalidDataException("expected a string literal");
}
public static string GetLiteralNumber(IJsonReader r)
{
switch (r.GetLiteralKind())
{
case LiteralKind.SignedInteger:
case LiteralKind.UnsignedInteger:
case LiteralKind.FloatingPoint:
return(r.GetLiteralString());
}
throw new InvalidDataException("expected a numeric literal");
}
public static bool GetLiteralBool(IJsonReader r)
{
switch (r.GetLiteralKind())
{
case LiteralKind.True:
return(true);
case LiteralKind.False:
return(false);
default:
throw new InvalidDataException("expected a boolean value");
}
}
public static char GetLiteralChar(IJsonReader r)
{
if (r.GetLiteralKind() != LiteralKind.String)
{
throw new InvalidDataException("expected a single character string literal");
}
var str = r.GetLiteralString();
if (str == null || str.Length != 1)
{
throw new InvalidDataException("expected a single character string literal");
}
return(str[0]);
}
private static PointComplex ParseJson(IJsonReader r)
{
if (r.GetLiteralKind() == LiteralKind.String)
{
var parts = ((string)r.GetLiteralString()).Split(',');
if (parts.Length == 2)
{
var pt = new PointComplex()
{
X = int.Parse(parts[0], CultureInfo.InvariantCulture),
Y = int.Parse(parts[0], CultureInfo.InvariantCulture),
};
r.NextToken();
return pt;
}
}
throw new InvalidDataException("Invalid point");
}
private static PointComplex ParseJson(IJsonReader r)
{
if (r.GetLiteralKind() == LiteralKind.String)
{
var parts = ((string)r.GetLiteralString()).Split(',');
if (parts.Length == 2)
{
var pt = new PointComplex()
{
X = int.Parse(parts[0], CultureInfo.InvariantCulture),
Y = int.Parse(parts[1], CultureInfo.InvariantCulture),
};
r.NextToken();
return(pt);
}
}
throw new InvalidDataException("Invalid point");
}
/// <summary>
/// Read a literal number
/// </summary>
/// <param name="reader">The reader to read from</param>
/// <param name="type">The number type to return</param>
/// <returns>A number of specified type, or throws an InvalidDataException</returns>
public static object ReadLiteralNumber(this IJsonReader reader, Type type)
{
switch (reader.GetLiteralKind())
{
case LiteralKind.String:
var value = Convert.ChangeType(reader.GetLiteralString(), type, CultureInfo.InvariantCulture);
reader.NextToken();
return(value);
case LiteralKind.SignedInteger:
case LiteralKind.UnsignedInteger:
{
var str = reader.GetLiteralString();
if (str.StartsWith("0x", StringComparison.InvariantCultureIgnoreCase))
{
var tempValue = Convert.ToUInt64(str.Substring(2), 16);
object val = Convert.ChangeType(tempValue, type, CultureInfo.InvariantCulture);
reader.NextToken();
return(val);
}
else
{
object val = Convert.ChangeType(str, type, CultureInfo.InvariantCulture);
reader.NextToken();
return(val);
}
}
case LiteralKind.FloatingPoint:
{
object val = Convert.ChangeType(reader.GetLiteralString(), type, CultureInfo.InvariantCulture);
reader.NextToken();
return(val);
}
}
throw new InvalidDataException("expected a numeric literal");
}
