public static int ResolveNestedParenthesses(string input, char entrychar, char escapechar, out IEnumerable <ResolvedText> result)
{
List <ResolvedText> resolved = new List <ResolvedText>();
Stack <ResolvedText> stack = new Stack <ResolvedText>();
StringBuilder builder = new StringBuilder();
ResolvedText current = null;
for (int i = 0; i < input.Length; i++)
{
if (input[i] == entrychar)
{
if (current != null)
{
current.Content = builder.Append(entrychar).Append(current.NestedText.Count).Append(escapechar).ToString();
stack.Push(current);
current = new ResolvedText();
}
else
{
resolved.Add(current = new ResolvedText());
}
if (stack.Count > 0)
{
stack.Peek().NestedText.Add(current);
}
current.Start = Math.Min(i, input.Length);
builder.Clear();
}
else if (input[i] == escapechar)
{
if (current == null)
{
throw new InvalidProgramException();
}
current.End = Math.Max(i, 0);
current.Content = builder.ToString();
builder.Clear();
if (stack.Count > 0)
{
current = stack.Pop();
builder.Append(current.Content);
}
else
{
current = null;
}
}
else
{
builder.Append(input[i]);
}
}
if (stack.Count > 0)
{
throw new InvalidProgramException();
}
result = resolved;
return(resolved.Count);
}
public static int ResolveNestedParenthesses(string input, char entrychar, char escapechar, out IEnumerable <NestedArgument> result)
{
List <NestedArgument> args = new List <NestedArgument>();
IEnumerable <ResolvedText> resolved;
if (ResolvedText.ResolveNestedParenthesses(input, entrychar, escapechar, out resolved) > 0)
{
foreach (ResolvedText text in resolved)
{
args.Add(ResolveNode(text, entrychar, escapechar, false));
}
}
result = args;
return(args.Count);
}
public static NestedArgument ResolveNode(ResolvedText text, char entrychar, char escapechar, bool isnested)
{
Dictionary <string, Argument> arguments = new Dictionary <string, Argument>();
StringParser parser = new StringParser(text.Content);
parser.IgnoreRead(' ');
string scopekey = parser.SkipIf(entrychar).SkipIf(' ').ReadUntilAndSkip(' ');
while (!parser.End)
{
Argument resarg;
string val;
string key = parser.SkipIf(' ').ReadUntil('=', ',');
if (parser.Current == '=')
{
val = parser.SkipIf('=').ReadUntilAndSkip(',');
if (val[0] == entrychar && val[val.Length - 1] == escapechar && text.NestedText.Count > 0)
{
int nodeindex = int.Parse(val.Substring(1, val.Length - 2));
resarg = ResolveNode(text.NestedText[nodeindex], entrychar, escapechar, true);
}
else
{
resarg = new Argument(val);
}
}
else if (parser.Current == ',')
{
val = key;
key = string.Empty;
resarg = new Argument(val);
parser.SkipIf(',');
}
else
{
val = key;
key = string.Empty;
resarg = new Argument(val);
}
arguments.Add(key, resarg);
}
return(new NestedArgument(scopekey, text.Content, isnested, arguments));
}