private static void ProcessIndex(TokenList tokens, NodeStack nodes)
{
nodes.Add(new ArrayIndexNode());
var childNode = BuildTree(tokens);
nodes.Add(childNode);
}
private static void ProcessExpression(TokenList tokens, NodeStack nodes)
{
var childNode = BuildTree(tokens);
childNode.KickPrecedenceUp();
nodes.Add(childNode);
}
private static Node BuildTree(TokenList tokens)
{
var nodes = new NodeStack();
while (tokens.Any() && !(tokens.Current.EndsExpressionOrParameters || tokens.Current.IsParameterSeparator || tokens.Current.EndsIndex))
{
if (tokens.Current.StartsExpressionOrParameters && nodes.LastAdded is MethodNode method)
{
tokens.MoveNext();
ProcessParameters(tokens, method);
}
else if (tokens.Current.StartsExpressionOrParameters)
{
tokens.MoveNext();
ProcessExpression(tokens, nodes);
}
else if (tokens.Current.StartsIndex)
{
tokens.MoveNext();
ProcessIndex(tokens, nodes);
}
else
{
nodes.Add(tokens.Current.CreateNode());
}
tokens.MoveNext();
}
return(nodes.Pop());
}