// TODO: encodings
public override string ToString()
{
// #<StringScanner 0/11 @ "test ...">
byte[] scanstr = ScanString.ToByteArray();
StringBuilder sb = new StringBuilder("#<StringScanner ");
if (CurrentPosition >= Length || CurrentPosition < 0)
{
sb.Append("fin >");
return(sb.ToString());
}
sb.AppendFormat("{0}/{1}", CurrentPosition, scanstr.Length);
if (CurrentPosition > 0)
{
sb.Append(" \"");
int len = CurrentPosition;
if (len > 5)
{
len = 5;
sb.Append("...");
}
for (int i = CurrentPosition - len; i < CurrentPosition; i++)
{
MutableString.AppendCharRepresentation(sb, scanstr[i], -1,
MutableString.Escape.Octal | MutableString.Escape.NonAscii | MutableString.Escape.Special, '"', -1
);
}
sb.Append('"');
}
sb.Append(" @ ");
if (CurrentPosition < scanstr.Length)
{
int len = scanstr.Length - CurrentPosition;
bool ellipsis = false;
if (len > 5)
{
len = 5;
ellipsis = true;
}
sb.Append('"');
for (int i = CurrentPosition; i < CurrentPosition + len; i++)
{
MutableString.AppendCharRepresentation(sb, scanstr[i], -1,
MutableString.Escape.Octal | MutableString.Escape.NonAscii | MutableString.Escape.Special, '"', -1
);
}
if (ellipsis)
{
sb.Append("...");
}
sb.Append('"');
}
sb.Append('>');
return(sb.ToString());
}