/// <summary>
/// Write a float value.
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">Float value to be written.</param>
internal static Task WriteValueAsync(this TextWriter writer, float value)
{
Debug.Assert(writer != null, "writer != null");
if (JsonSharedUtils.IsFloatValueSerializedAsString(value))
{
return(writer.WriteQuotedAsync(value.ToString(ODataNumberFormatInfo)));
}
else
{
// float.ToString() supports a max scale of six,
// whereas float.MinValue and float.MaxValue have 8 digits scale. Hence we need
// to use XmlConvert in all other cases, except infinity
return(writer.WriteAsync(XmlConvert.ToString(value)));
}
}
/// <summary>
/// Write a double value.
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">Double value to be written.</param>
internal static Task WriteValueAsync(this TextWriter writer, double value)
{
Debug.Assert(writer != null, "writer != null");
if (JsonSharedUtils.IsDoubleValueSerializedAsString(value))
{
return(writer.WriteQuotedAsync(value.ToString(ODataNumberFormatInfo)));
}
// double.ToString() supports a max scale of 14,
// whereas double.MinValue and double.MaxValue have 16 digits scale. Hence we need
// to use XmlConvert in all other cases, except infinity
string valueToWrite = XmlConvert.ToString(value);
if (valueToWrite.IndexOfAny(DoubleIndicatingCharacters) < 0)
{
valueToWrite += ".0";
}
return(writer.WriteAsync(valueToWrite));
}
/// <summary>
/// Write a double value.
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">Double value to be written.</param>
internal static void WriteValue(TextWriter writer, double value)
{
Debug.Assert(writer != null, "writer != null");
if (JsonSharedUtils.IsDoubleValueSerializedAsString(value))
{
JsonValueUtils.WriteQuoted(writer, value.ToString(JsonValueUtils.ODataNumberFormatInfo));
}
else
{
// double.ToString() supports a max scale of 14,
// whereas double.MinValue and double.MaxValue have 16 digits scale. Hence we need
// to use XmlConvert in all other cases, except infinity
string valueToWrite = XmlConvert.ToString(value);
writer.Write(valueToWrite);
if (valueToWrite.IndexOfAny(JsonValueUtils.DoubleIndicatingCharacters) < 0)
{
writer.Write(".0");
}
}
}
