public static StatementNode Parse(TokenString tStr, ref int index)
{
switch (tStr[index].Type)
{
case TokenType.cBraceOpen:
return(CompoundStaNode.Parse(tStr, ref index));
case TokenType.ifStatement:
return(ConditionalStaNode.Parse(tStr, ref index));
case TokenType.doStatement:
return(DoLoopStaNode.Parse(tStr, ref index));
case TokenType.whileStatement:
return(WhileLoopStaNode.Parse(tStr, ref index));
case TokenType.forStatement:
return(ForLoopStaNode.Parse(tStr, ref index));
case TokenType.returnStatement:
return(ReturnStaNode.Parse(tStr, ref index));
case TokenType.lineEnd:
return(NopStaNode.Parse(tStr, ref index));
default:
return(ExpressionStaNode.Parse(tStr, ref index));
}
}
public static CtorNode Parse(string className, TokenString tStr, ref int index)
{
int startIndex = index;
var accessors = new List <string>();
while (tStr[index].Type == TokenType.accessor)
{
accessors.Add(tStr[index].Value);
index++;
}
if (!(tStr.Match(index, TokenType.identifier, TokenType.rBraceOpen) && tStr[index].Value == className))
{
index = startIndex;
return(null);
}
string type = tStr[index].Value;
string name = "ctor";
index++;
var args = new List <ArgumentNode>();
var argTokens = tStr.GetRangeInBrackets(ref index);
if (argTokens != null && argTokens.Count > 0)
{
var argTokensSep = argTokens.Split(false, TokenType.comma);
foreach (var argTs in argTokensSep)
{
args.Add(new ArgumentNode(argTs[0].Value, argTs[1].Value));
}
}
index = tStr.FindNextIndex(index, TokenType.cBraceOpen);
var sta = CompoundStaNode.Parse(tStr, ref index);
if (sta == null)
{
index = startIndex;
return(null);
}
CtorNode node = new CtorNode(type, name, accessors, args, sta);
return(node);
}
public static MethodNode Parse(TokenString tStr, ref int index)
{
int startIndex = index;
var accessors = AccessibleNode.GetAccessors(tStr, ref index);
if (!tStr.Match(index, TokenType.typeSpecifier, TokenType.identifier, TokenType.rBraceOpen))
{
return(null);
}
string type = tStr[index].Value;
index++;
string name = tStr[index].Value;
index++;
var args = new List <ArgumentNode>();
var argTokens = tStr.GetRangeInBrackets(ref index).Split(false, TokenType.comma);
foreach (var argTs in argTokens)
{
args.Add(new ArgumentNode(argTs[0].Value, argTs[1].Value));
}
index = tStr.FindNextIndex(index, TokenType.cBraceOpen);
var sta = CompoundStaNode.Parse(tStr, ref index);
if (sta == null)
{
index = startIndex;
return(null);
}
MethodNode node = new MethodNode(type, name, accessors, args, sta);
return(node);
}
