static void PrintSyntaxTree(TokenTable tokensTable, CustomTree node, int level = 0)
{
Console.Write($"{new string('\t', level)} {node.Name}");
if (node.Id != 0)
{
Console.Write(node.Name == "identifier"
? $"\"{tokensTable.IdentifiersTable[node.Id]}\""
: $"\"{tokensTable.LiteralsTable[node.Id]}\"");
Console.Write($" ({node.Id})");
}
Console.WriteLine();
if (node.GetChildren() == null)
{
return;
}
foreach (var child in node.GetChildren())
{
PrintSyntaxTree(tokensTable, child, level + 1);
}
}
CustomTree Expression(string idName = null, POLIZBuilder builder = null)
{
CustomTree node = new CustomTree("expression");
builder = new POLIZBuilder();
while (GetTokenCode() != (uint)TokenTable.Code.Semicolon && !TokenTable.LogicOpCodes.Contains(GetTokenCode()))
{
builder.Append(GetCurrent());
TransitToNextToken();
}
var tokens = builder.End();
if (idName != null)
{
CustomTree st = new CustomTree(idName);
st.AddChild(new CustomTree(idName));
foreach (var token in tokens)
{
st.AddChild(token.Code == (uint)TokenTable.Code.Id
? new CustomTree("identifier", token.ForeignId)
: new CustomTree(token.Lexeme));
node.AddChild(token.Code == (uint)TokenTable.Code.Id
? new CustomTree("identifier", token.ForeignId)
: new CustomTree(token.Lexeme));
}
st.AddChild(new CustomTree("="));
Console.Write("POLIZ: ");
foreach (var child in st.GetChildren())
{
Console.Write(child.Name + " ");
}
Console.WriteLine();
}
else
{
foreach (var token in tokens)
{
node.AddChild(token.Code == (uint)TokenTable.Code.Id
? new CustomTree("identifier", token.ForeignId)
: new CustomTree(token.Lexeme));
}
}
return(node);
}
