protected virtual Object[] AnalyseTableConstructorExpression(TableConstructorExpression node, params Object[] args)
{
foreach (TableKeyValue field in node.Fields)
{
this.Analyse(field);
}
return(null);
}
public void SetArgument(TableConstructorExpression arg)
{
if (this.Argument != null)
{
this.RemoveChild(this.Argument);
}
this.AddChild(arg);
this.Argument = arg;
}
protected override Object[] AnalyseTableConstructorExpression(TableConstructorExpression node, params Object[] args)
{
var sequentialIndex = 1;
foreach (TableKeyValue keyValue in node.Fields)
{
if (keyValue.IsSequential)
{
keyValue.Key = GetNumberExpression(keyValue.Key, sequentialIndex++);
}
}
return(null);
}
public override void ConstructTableConstructorExpression(TableConstructorExpression node)
{
// First token is always {
this.Write('{');
if (node.Fields.Count > 1)
{
this.WriteLine( );
}
else if (node.Fields.Count == 1 && !node.Fields[0].IsSequential)
{
this.Write(' ');
}
this.Indent( );
for (var i = 0; i < node.Fields.Count; i++)
{
TableKeyValue field = node.Fields[i];
if (field.IsSequential)
{// No key to write
}
else if (field.Key.Tokens[0].ID == "ident")
{
this.WriteIndented((( StringExpression )field.Key).Value);
this.Write(" = ");
}
else
{
this.WriteIndented('[');
this.ConstructInternal(field.Key);
this.Write("] = ");
}
this.ConstructInternal(field.Value);
this.WriteLine(field.Separator);
}
this.Outdent( );
this.WriteIndented('}');
}
protected virtual ASTNode FoldTableConstructorExpression(TableConstructorExpression node, params Object[] args)
{
node.SetFields(this.FoldNodeList(node.Fields));
return(node);
}
protected TableConstructorExpression ParseTableConstructorExpression(ASTNode parent, Scope scope)
{
var fullTableTokens = new List <LToken> ( );
var tableExpr = new TableConstructorExpression(parent, scope, fullTableTokens);
this.Expect("{", fullTableTokens);
while (true)
{
TableKeyValue fieldExp;
if (this.NextIs("["))
{
; // tbl = {
; // [expr] = expr(,|;)
; // }
var fieldTokens = new List <LToken> ( );
this.Get(fieldTokens);
ASTNode keyExpr = this.ParseExpression(tableExpr, scope);
this.Expect("]", fieldTokens);
this.Expect("=", fieldTokens);
ASTNode valExpr = this.ParseExpression(tableExpr, scope);
fieldExp = tableExpr.AddExplicitKeyField(keyExpr, valExpr, "", fieldTokens);
fullTableTokens.AddRange(fieldTokens);
}
else if (this.NextIs("ident"))
{
if (this.Peek(1).ID == "=")
{
; // tbl = {
; // keyString = expr(,|;)
; // }
var fieldTokens = new List <LToken> ( );
LToken strTok = this.Get <LToken> ( );
ASTNode strExp = new StringExpression(tableExpr, scope, new List <LToken> (new[] { strTok }));
this.Expect("=", fieldTokens);
ASTNode valExp = this.ParseExpression(tableExpr, scope);
fieldExp = tableExpr.AddExplicitKeyField(strExp, valExp, "", fieldTokens);
fullTableTokens.AddRange(fieldTokens);
}
else
{
; // tbl = {
; // identExpr,
; // }
ASTNode identExpr = this.ParseExpression(tableExpr, scope);
fieldExp = tableExpr.AddSequentialField(identExpr, "", new List <LToken> ( ));
}
}
else if (this.Consume("}", out LToken _, fullTableTokens))
{
// table end
break;
}
public abstract void ConstructTableConstructorExpression(TableConstructorExpression node);
