private void _parse(byte[] buffer)
{
try {
_buffer = buffer;
_bufferIndex = 0;
while (_bufferIndex < buffer.Length)
{
switch ((char)buffer[_bufferIndex])
{
case '/':
if (buffer[_bufferIndex + 1] == '/')
{
_skipLine();
continue;
}
if (buffer[_bufferIndex + 1] == '*')
{
_skipCommentBlock();
continue;
}
break;
case ':':
LibconfigKeyValue keyValue = new LibconfigKeyValue(_word, Line);
if (_latest == null && Output != null)
{
// The file contains multiple arrays
LibconfigArray tempList = new LibconfigArray(Line);
tempList.AddElement(Output);
Output.Parent = tempList;
Output = tempList;
_latest = tempList;
}
if (_latest == null)
{
Output = keyValue;
_latest = Output;
}
else
{
keyValue.Parent = _latest;
switch (_latest.ConfType)
{
case LibconfigTypes.Array:
((LibconfigArray)_latest).AddElement(keyValue);
_latest = keyValue;
break;
default:
throw new Exception("Expected an Array.");
}
}
break;
case '<':
_readMultilineQuote();
if (_latest != null)
{
switch (_latest.ConfType)
{
case LibconfigTypes.KeyValue:
((LibconfigKeyValue)_latest).Value = new LibconfigString(_word, Line);
_latest.Length = Line - _latest.Line + 1;
_latest = _latest.Parent;
break;
default:
throw new Exception("Expected a KeyValue.");
}
}
break;
case '(':
LibconfigList list = new LibconfigList(Line);
if (_latest == null)
{
throw new Exception("Trying to open a List type without a parent.");
}
switch (_latest.ConfType)
{
case LibconfigTypes.List:
((LibconfigList)_latest).AddElement(list);
list.Parent = _latest;
_latest = list;
break;
case LibconfigTypes.KeyValue:
((LibconfigKeyValue)_latest).Value = list;
list.Parent = _latest;
_latest = list;
break;
default:
throw new Exception("Expected a KeyValue.");
}
break;
case '{':
LibconfigArray array = new LibconfigArray(Line);
if (_latest == null)
{
// Used for copy pasting inputs, create a temporary list
Output = new LibconfigKeyValue("copy_paste", Line)
{
Value = new LibconfigList(Line)
};
_latest = Output["copy_paste"];
}
switch (_latest.ConfType)
{
case LibconfigTypes.List:
((LibconfigList)_latest).AddElement(array);
array.Parent = _latest;
_latest = array;
break;
case LibconfigTypes.KeyValue:
((LibconfigKeyValue)_latest).Value = array;
array.Parent = _latest;
_latest = array;
break;
default:
throw new Exception("Expected a List.");
}
break;
case '[':
LibconfigAggregate aggregate = new LibconfigAggregate(Line);
if (_latest == null)
{
throw new Exception("Trying to open an Aggregate type without a parent.");
}
switch (_latest.ConfType)
{
case LibconfigTypes.KeyValue:
((LibconfigKeyValue)_latest).Value = aggregate;
_latest.Length = Line - _latest.Line + 1;
aggregate.Parent = _latest;
_latest = aggregate;
break;
default:
throw new Exception("Expected a KeyValue.");
}
break;
case ']':
case ')':
case '}':
if (_latest == null)
{
throw new Exception("Trying to close a statement without knowing its beginning.");
}
switch (_latest.ConfType)
{
case LibconfigTypes.Aggregate:
case LibconfigTypes.Array:
case LibconfigTypes.List:
_latest.Length = Line - _latest.Line + 1;
_latest = _latest.Parent;
if (_latest is LibconfigKeyValue)
{
_latest = _latest.Parent;
}
break;
case LibconfigTypes.KeyValue:
_latest = _latest.Parent;
_latest.Length = Line - _latest.Line + 1;
break;
default:
throw new Exception("Expected a KeyValue or an Array.");
}
break;
case '\"':
_readQuote();
if (_latest == null)
{
throw new Exception("Trying to read a quote without a parent.");
}
switch (_latest.ConfType)
{
case LibconfigTypes.KeyValue:
((LibconfigKeyValue)_latest).Value = new LibconfigString(_word, Line);
_latest.Length = Line - _latest.Line + 1;
_latest = _latest.Parent;
break;
case LibconfigTypes.List:
((LibconfigList)_latest).AddElement(new LibconfigString(_word, Line));
break;
default:
throw new Exception("Expected a KeyValue.");
}
continue;
case ',':
case '\t':
case ' ':
case '\r':
break;
case '\n':
Line++;
break;
default:
_readWord();
if (_word == "")
{
throw new Exception("Null-length word. This is most likely caused by an unexpected character in a string.");
}
if (_buffer[_bufferIndex] == ':')
{
continue;
}
if (_latest != null)
{
switch (_latest.ConfType)
{
case LibconfigTypes.KeyValue:
((LibconfigKeyValue)_latest).Value = new LibconfigString(_word, Line);
_latest.Length = Line - _latest.Line + 1;
_latest = _latest.Parent;
break;
case LibconfigTypes.List:
case LibconfigTypes.Aggregate:
((LibconfigArrayBase)_latest).AddElement(new LibconfigString(_word, Line));
break;
default:
// It will be handled by the ':' parsing.
break;
}
}
continue;
}
_bufferIndex++;
}
}
catch (Exception err) {
throw new Exception("Failed to parse " + _file + " at line " + Line + ", position " + LinePosition, err);
}
}
public void AddElement(LibconfigObject obj)
{
Objects.Add(obj);
}