// ExprStmt
public virtual bool Walk(ExprStmt node) { return true; }
public virtual void PostWalk(ExprStmt node) { }
public override void PostWalk(ExprStmt node) { }
// ExprStmt
public override bool Walk(ExprStmt node) { return false; }
private Stmt ParseExprStmt()
{
Expr ret = ParseExpr();
if (!EatSemiOrInteractiveEndOfFile())
return null;
if (ret is ErrorExpr)
NextToken();
ExprStmt stmt = new ExprStmt(ret);
stmt.SetLoc(_globalParent, ret.StartIndex, GetEnd());
if (_sourceUnit.Kind != SourceCodeKind.InteractiveCode && _sourceUnit.Kind != SourceCodeKind.AutoDetect) // don't normally allow statements like a, or a + 2, without assigning the value
stmt.ValidateExpression();
return stmt;
}
public override bool Walk(ExprStmt node)
{
UpdateLoops(node);
return base.Walk(node);
}
// ExprStmt
public override bool Walk(ExprStmt node)
{
node.Parent = _currentScope;
return base.Walk(node);
}