public static PdxSublist FromList(List <string> strs, PdxSublist parent = null)
{
var data = new PdxSublist(parent);
strs.ForEach((s) =>
{
data.AddValue(s);
}
);
return(data);
}
private static void Terminate(PdxSublist currentList, StringBuilder key, StringBuilder value, char?ch = null)
{
switch (State)
{
//determine what to do about current thing
case ReadState.key:
case ReadState.postKey:
currentList.AddValue(string.Empty, key.ToString());
break;
case ReadState.value:
currentList.AddValue(key.ToString(), value.ToString());
break;
case ReadState.preValue:
case ReadState.preKey:
case ReadState.comment:
break;
default:
var unexpected = ch.HasValue ? ch.Value.ToString() : "EoF";
throw new Exception($"Syntax error: Unexcepted '{unexpected}'");
}
}
private static void SingleLineArray(string key, string value, PdxSublist currentList)
{
var numValues = new List <string>();
var inQuotes = false;
var nextVal = new StringBuilder();
foreach (var ch in value)
{
if (ch == '}')
{
break;
}
if (!inQuotes && char.IsWhiteSpace(ch))
{
if (nextVal.Length > 0)
{
numValues.Add(nextVal.ToString());
}
nextVal = new StringBuilder();
continue;
}
if (ch == '"')
{
inQuotes = !inQuotes;
continue;
}
nextVal.Append(ch);
}
if (nextVal.Length > 0)
{
numValues.Add(nextVal.ToString());
}
foreach (var val in numValues)
{
currentList.AddValue(null, val);
}
}
public static PdxSublist RunLine(string line, PdxSublist currentList)
{
if (line.Contains('#'))
{
//filter out comment
line = line.Substring(0, line.IndexOf('#'));
}
if (string.IsNullOrWhiteSpace(line))
{
return(currentList);
}
string key = null;
if (State == ReadState.value)
{
key = ReadKey;
}
var value = line.Substring(line.IndexOf('=') + 1).Trim();
if (line.Contains('='))
{
key = RemoveWhitespace(line.Substring(0, line.IndexOf('=')));
}
else if (value == "}")
{
return(currentList.Parent);
}
if (string.IsNullOrWhiteSpace(value))
{
State = ReadState.value;
ReadKey = key;
}
var parent = 0;
if (value.Contains('}'))
{
parent = value.Count(c => c == '}');
value = value.Substring(0, value.IndexOf('}')).Trim();
}
if (value.FirstOrDefault() == '{')
{
var list = new PdxSublist(currentList, key);
if (line.Contains('}'))
{
if (line.IndexOf('}') < line.IndexOf('{'))
{
currentList = currentList.Parent;
key = key.Substring(key.IndexOf('}') + 1);
list.Key = key;
list.Parent = currentList;
}
else
{
parent = 1;
var open = line.IndexOf('{');
value = line.Substring(open + 1, line.IndexOf('}') - open - 1);
if (value.Contains('='))
{
SingleLineKeyValuePairs(key, value, list);
}
else
{
SingleLineArray(key, value, list);
}
}
}
currentList.AddSublist(key, list);
currentList = list;
}
else if (key == null)
{
// awkward single line array of numbers
value = line.Substring(line.IndexOf('=') + 1).Trim();
SingleLineArray(key, value, currentList);
}
else
{
currentList.AddValue(key, value);
}
for (var i = 0; i < parent; i++)
{
currentList = currentList.Parent;
}
return(currentList);
}
