// UnaryExpr
public virtual bool Walk(UnaryExpr node) { return true; }
public virtual void PostWalk(UnaryExpr node) { }
public override void PostWalk(UnaryExpr node) { }
// UnaryExpr
public override bool Walk(UnaryExpr node) { return false; }
private Expr ParsePostfixedExpr()
{
Expr ret = ParseCallOrNewExpr();
if (ret == null)
return ret;
TotemOperator op;
while (IsPostfixToken(PeekToken(), out op))
{
Token t = NextToken();
var start = ret.StartIndex;
ret = new UnaryExpr(op, ret);
ret.SetLoc(_globalParent, start, GetEnd());
}
return ret;
}
private Expr ParsePrefixedExpr()
{
int start;
Token t;
Expr ret;
TotemOperator op;
if (IsPrefixToken(PeekToken(), out op))
{
t = NextToken();
start = GetStart();
ret = new UnaryExpr(op, ParsePrefixedExpr());
ret.SetLoc(_globalParent, start, GetEnd());
return ret;
}
else
{
return ParsePostfixedExpr();
}
}
// UnaryExpr
public override bool Walk(UnaryExpr node)
{
node.Parent = _currentScope;
return base.Walk(node);
}