public static void CreateASTNodesForCmd(CommonTree ast, ASTNode cmdNode, int depth)
{
if (DetectNullNode(ast))
{
//not sure why this happens in ANTLR: some empty CommonTree nodes
//we filter them out: otherwise they just create empty
//lines in the generated C# code (with linenumber=0 which is no good either)
//No children = we are not cutting anything real from the AST tree anyway
return;
}
cmdNode.Text = ast.Text;
if (ast.Text != null)
{
bool flag = false;
if (ast.Text.Contains("¤"))
{
if (ast.Text.StartsWith("ASTMETA" + "¤")) //Handles SERIES, that is ASTGENR/ASTUPD
{
flag = true;
}
else if (ast.Text.StartsWith("ASTSHOW" + "¤"))
{
flag = true;
}
else if (ast.Text.StartsWith("ASTPRTELEMENT" + "¤"))
{
flag = true;
}
else if (ast.Text.StartsWith("ASTOLSELEMENT" + "¤"))
{
flag = true;
}
else if (ast.Text.StartsWith("ASTDECOMP" + "¤"))
{
flag = true;
}
else if (ast.Text.StartsWith("ASTLIST" + "¤"))
{
flag = true;
}
}
if (flag)
{
string[] ss = ast.Text.Split('¤');
for (int i = 0; i < ss.Length; i++)
{
ss[i] = G.ReplaceGlueNew(ss[i]);
}
cmdNode.Text = ss[0];
cmdNode.specialExpressionAndLabelInfo = ss;
}
}
if (cmdNode.Text != null)
{
if (Globals.addGlue)
{
cmdNode.Text = G.ReplaceGlueNew(cmdNode.Text);
}
}
cmdNode.Line = ast.Line;
if (ast.Children == null)
{
return;
}
int num = ast.Children.Count;
cmdNode.CreateChildren(num);
for (int i = 0; i < num; ++i)
{
CommonTree d = (CommonTree)(ast.Children[i]);
if (DetectNullNode(d))
{
continue;
}
ASTNode cmdNodeChild = new ASTNode(null); //unknown text
cmdNodeChild.Parent = cmdNode;
cmdNode.Add(cmdNodeChild);
CreateASTNodesForCmd(d, cmdNodeChild, depth + 1);
}
}