Ast.TableConstructor ParseTableConstruct(ParseTreeNode node)
{
if (node.Term.Name == "TableConstruct")
{
if (node.ChildNodes.Count == 0)
{
return(new Ast.TableConstructor()
{
Values = new Dictionary <Ast.IExpression, Ast.IExpression>()
});
}
else
{
var child = node.ChildNodes[0];
Ast.TableConstructor t = new Ast.TableConstructor();
t.Values = new Dictionary <Ast.IExpression, Ast.IExpression>();
int i = 1;
while (true)
{
if (child.ChildNodes.Count == 0)
{
break;
}
var value = child.ChildNodes[0];
if (value.ChildNodes.Count == 1)
{
t.Values.Add(new Ast.NumberLiteral()
{
Value = i
}, ParseExpression(value.ChildNodes[0]));
i++;
}
else
{
var prefix = value.ChildNodes[0];
Ast.IExpression key;
if (prefix.ChildNodes[0].Term.Name == "identifier")
{
key = new Ast.StringLiteral()
{
Value = prefix.ChildNodes[0].Token.ValueString
}
}
;
else
{
key = ParseExpression(prefix.ChildNodes[0]);
}
var expr = value.ChildNodes[1];
Ast.IExpression val = ParseExpression(expr);
t.Values.Add(key, val);
}
//child = child.ChildNodes[1].ChildNodes[0];
child = child.ChildNodes[1];
if (child.ChildNodes.Count == 0)
{
break;
}
child = child.ChildNodes[0];
}
return(t);
}
}
throw new Exception("Invalid TableConstruct node");
}
Ast.TableConstructor ParseTableConstruct(ParseTreeNode node)
{
if (node.Term.Name == "TableConstruct")
{
if (node.ChildNodes.Count == 0)
{
return new Ast.TableConstructor() { Values = new Dictionary<Ast.IExpression, Ast.IExpression>() };
}
else
{
var child = node.ChildNodes[0];
Ast.TableConstructor t = new Ast.TableConstructor();
t.Values = new Dictionary<Ast.IExpression, Ast.IExpression>();
int i = 1;
while (true)
{
if (child.ChildNodes.Count == 0)
break;
var value = child.ChildNodes[0];
if (value.ChildNodes.Count == 1)
{
t.Values.Add(new Ast.NumberLiteral() { Value = i }, ParseExpression(value.ChildNodes[0]));
i++;
}
else
{
var prefix = value.ChildNodes[0];
Ast.IExpression key;
if (prefix.ChildNodes[0].Term.Name == "identifier")
key = new Ast.StringLiteral() { Value = prefix.ChildNodes[0].Token.ValueString };
else
key = ParseExpression(prefix.ChildNodes[0]);
var expr = value.ChildNodes[1];
Ast.IExpression val = ParseExpression(expr);
t.Values.Add(key, val);
}
//child = child.ChildNodes[1].ChildNodes[0];
child = child.ChildNodes[1];
if (child.ChildNodes.Count == 0)
break;
child = child.ChildNodes[0];
}
return t;
}
}
throw new Exception("Invalid TableConstruct node");
}
