public static void Write(Stream stream, CodeTree ctree)
{
using (StreamWriter sw = new StreamWriter(stream))
{
WriteTree(sw, ctree);
}
}
public static void WriteFile(string filePath, CodeTree ctree)
{
using (var fileStream = new FileStream(filePath, FileMode.Create))
{
Write(fileStream, ctree);
}
}
private static void WriteTree(StreamWriter writer, CodeTree ctree)
{
foreach (var codeNode in ctree.Nodes)
{
if (codeNode is DeclerationNode)
{
WriteNode(writer, (DeclerationNode)codeNode);
}
else if (codeNode is StatementNode)
{
WriteNode(writer, (StatementNode)codeNode);
}
else
{
throw new NotImplementedException();
}
}
}
private static CodeTree ReadTree(StreamReader sr)
{
CodeTree tree = new CodeTree();
List <string> attributeBuffer = new List <string>();
StringBuilder buffer = new StringBuilder();
int paranthesesLevel = 0;
bool inQuotes = false;
bool inCommentStart = false;
bool inLineComment = false;
while (!sr.EndOfStream)
{
char c = (char)sr.Read();
if (inQuotes)
{
buffer.Append(c);
if (c == '"')
{
inQuotes = false;
}
}
else if (inLineComment)
{
buffer.Append(c);
if (c == '\n')
{
tree.Nodes.Add(new StatementNode(buffer.ToString()));
buffer.Clear();
inLineComment = false;
}
}
else
{
switch (c)
{
case ' ':
//ignore spaces
goto default;
case '[':
break;
case ']':
attributeBuffer.Add(buffer.ToString().Trim());
buffer.Clear();
break;
case '/':
if (inCommentStart)
{
inLineComment = true;
inCommentStart = false;
}
else
{
inCommentStart = true;
}
goto default;
case '\n':
goto default;
case ';':
buffer.Append(';');
tree.Nodes.Add(new StatementNode(buffer.ToString()));
buffer.Clear();
break;
case '"':
inQuotes = true;
goto default;
case '(':
paranthesesLevel++;
goto default;
case ')':
paranthesesLevel--;
goto default;
case '{':
if (paranthesesLevel == 0)
{
DeclerationNode dn = new DeclerationNode();
var dec = buffer.ToString().Trim();
dn.Decleration = dec;
var m = Regex.Match(dec, @"((?<mod>\S*)\s)*(?<name>[^\(\s]*)\s*(?<args>\([^\)]*\))");
if (m.Success)
{
dn.Name = m.Groups["name"].Value;
}
//dn.Name = dn.Decleration.Split(' ').Last();
dn.Attributes.AddRange(attributeBuffer);
CodeTree t = ReadTree(sr);
dn.CodeTree = t;
tree.Nodes.Add(dn);
attributeBuffer.Clear();
buffer.Clear();
}
break;
case '}':
if (paranthesesLevel == 0)
{
return(tree);
}
break;
default:
buffer.Append(c);
break;
}
}
}
return(tree);
}