public void AppendFormat()
{
var builder = new StringBuilder("x");
var offset = Offset.FromHoursAndMinutes(17, 30);
SimpleOffsetPattern.AppendFormat(offset, builder);
Assert.AreEqual("x17:30", builder.ToString());
}
/// <summary>
/// Adds parsing/formatting of an embedded pattern, e.g. an offset within a ZonedDateTime/OffsetDateTime.
/// </summary>
internal void AddEmbeddedPattern <TEmbedded>(
IPartialPattern <TEmbedded> embeddedPattern,
Action <TBucket, TEmbedded> parseAction,
Func <TResult, TEmbedded> valueExtractor)
{
AddParseAction((value, bucket) =>
{
var result = embeddedPattern.ParsePartial(value);
if (!result.Success)
{
return(result.ConvertError <TResult>());
}
parseAction(bucket, result.Value);
return(null);
});
AddFormatAction((value, sb) => embeddedPattern.AppendFormat(valueExtractor(value), sb));
}
public StringBuilder AppendFormat(Offset value, StringBuilder builder)
{
Preconditions.CheckNotNull(builder, nameof(builder));
return(value == Offset.Zero ? builder.Append("Z") : fullPattern.AppendFormat(value, builder));
}