protected override TOut ParseMain(IO.Scanners.IScanner <TIn> scanner, out Match <TIn> match)
{
Match <TIn> latestMatch;
match = new Match <TIn>(scanner);
startParser.Parse(scanner, out latestMatch);
match += latestMatch;
if (!match.Success)
{
return(default(TOut));
}
TOut result = valueParser.Parse(scanner, out latestMatch);
match += latestMatch;
if (!match.Success)
{
return(default(TOut));
}
endParser.Parse(scanner, out latestMatch);
match += latestMatch;
if (!match.Success)
{
return(default(TOut));
}
return(result);
}
protected override TOut ParseMain(IO.Scanners.IScanner <TIn> scanner, out Match <TIn> match)
{
match = new Match <TIn>(scanner, 0);
Match <TIn> latestMatch;
toRepeat.Parse(scanner, out latestMatch);
if (!latestMatch.Success)
{
match = latestMatch;
}
else
{
while (true)
{
toRepeat.Parse(scanner, out latestMatch);
if (latestMatch.Success)
{
match += latestMatch;
}
else
{
break;
}
}
}
return(default(TOut));
}
protected override TOut ParseMain(IO.Scanners.IScanner <TIn> scanner, out Match <TIn> match)
{
var result = parser.Parse(scanner, out match);
if (!match.Success)
{
result = defaultVat;
match = new Match <TIn>(scanner, 0);
}
return(result);
}
protected override T ParseMain(IO.Scanners.IScanner <T> scanner, out Match <T> match)
{
T result = scanner.Current;
if (!item.Equals(result))
{
match = new Match <T>(scanner, "Expected {0}, got {1}", item, result);
return(default(T));
}
match = new Match <T>(scanner, 1);
scanner.MoveNext();
return(result);
}
protected override TOut ParseMain(IO.Scanners.IScanner <TIn> scanner, out Match <TIn> match)
{
foreach (var item in options)
{
var result = item.Parse(scanner, out match);
if (match.Success)
{
return(result);
}
}
match = new Match <TIn>(scanner, "No match");
return(default(TOut));
}
protected override TOut ParseMain(IO.Scanners.IScanner <TIn> scanner, out Match <TIn> match)
{
TOut result = parser.Parse(scanner, out match);
if (!match.Success)
{
match = new Match <TIn>(scanner,
result == null ? "Expected {0}" : "Expected {0}, got {1}", name, result);
result = default(TOut);
}
return(result);
}
protected override char ParseMain(IO.Scanners.IScanner <char> scanner, out Match <char> match)
{
char c = scanner.Current;
if (c == character)
{
match = new Match <char>(scanner, 1);
scanner.MoveNext();
return(c);
}
else
{
match = new Match <char>(scanner, "Expected {0}, got {1}", character, c);
return('\0');
}
}
protected override T ParseMain(IO.Scanners.IScanner <T> scanner, out Match <T> match)
{
T val = scanner.Current;
if (validValues.Contains(val))
{
match = new Match <T>(scanner, 1);
scanner.MoveNext();
}
else
{
match = new Match <T>(scanner, "Invalid value {0}", val);
val = default(T);
}
return(val);
}
protected override TOut ParseMain(IO.Scanners.IScanner <TIn> scanner, out Match <TIn> match)
{
TMiddle middle = parser.Parse(scanner, out match);
return(match.Success ? converter(middle) : default(TOut));
}
