static void AppendRanges(StringBuilder builder, CharRange[] ranges)
{
if (ranges.Length > 0)
{
var r = ranges[0];
CharEscapeHelper.AppendEscapedChar(builder, r.From);
if (r.To != r.From)
{
builder.Append('-');
CharEscapeHelper.AppendEscapedChar(builder, r.To);
}
for (var i = 1; i < ranges.Length; i++)
{
r = ranges[i];
builder.Append(',');
CharEscapeHelper.AppendEscapedChar(builder, r.From);
if (r.To != r.From)
{
builder.Append('-');
CharEscapeHelper.AppendEscapedChar(builder, r.To);
}
}
}
}
public void Append()
{
var builder = new StringBuilder();
for (var i = 0; i < InChars.Length; i++)
{
CharEscapeHelper.AppendEscapedChar(builder, InChars[i]);
}
Assert.That(builder.ToString(), Is.EqualTo(OutChars));
}