public static string ContingentLines(
this IReadOnlyList <string> lines,
string delim = LF,
byte level = 0,
Brac brac = Brac.NAN
)
{
var edged = brac != Brac.NAN;
var joined = lines.Any() && LINEFEED.IsMatch(delim)
? edged
? lines.JoinLinesEdged(COMMA.IsMatch(delim) ? CO : "", level)
: lines.JoinLines(COMMA.IsMatch(delim) ? CO : "", level)
: lines.Join(delim);
return(joined.Br(brac));
}
public static string Br(this string text, Brac brac)
{
switch (brac)
{
case Brac.PAR: return("(" + text + ")");
case Brac.BRK: return("[" + text + "]");
case Brac.BRC: return("{" + text + "}");
case Brac.ANG: return("<" + text + ">");
case Brac.NAN: return(text);
default: return(text);
}
}