public int?Match(ReadOnlySpan <char> span)
{
if (Token.Length > span.Length)
{
return(null);
}
ReadOnlySpan <char> slice = span.Slice(0, Token.Length);
if (Token.AsSpan().CompareTo(slice, StringComparison) == 0)
{
return(Token.Length);
}
return(null);
}
private bool MatchToken(ref Token token)
{
return(token.ValueAsSpan.Equals(Token.AsSpan(), CaseSensitive ? StringComparison.InvariantCulture : StringComparison.InvariantCultureIgnoreCase));
}
