public Void VisitReturnStmt(Stmt.Return stmt)
{
object value = null;
if (stmt.Value != null)
{
value = Evaluate(stmt.Value);
}
throw new Return(value);
}
public object VisitReturnStmt(Stmt.Return stmt)
{
object value = null;
if (stmt.value != null)
{
value = Evaluate(stmt.value);
}
throw new ReturnException(value);
}
public Void VisitReturnStmt(Stmt.Return stmt)
{
if (_currentFunction == FunctionType.NONE)
{
Lox.Error(stmt.Keyword, "Can't return from top-level code.");
}
if (stmt.Value != null)
{
if (_currentFunction == FunctionType.INITIALIZER)
{
Lox.Error(stmt.Keyword, "Can't return a value from an initializer");
}
Resolve(stmt.Value);
}
return(null);
}
public object VisitReturnStmt(Stmt.Return stmt)
{
if (currentFunction == FunctionType.NONE)
{
Lox.Error(stmt.keyword, "Return statement must be inside a function.");
}
if (stmt.value != null)
{
if (currentFunction == FunctionType.INITIALIZER)
{
Lox.Error(stmt.keyword, "Cannot return a value from an initializer.");
}
Resolve(stmt.value);
}
return(null);
}
public object VisitReturnStmt(Stmt.Return stmt)
{
if (currentFunction == FunctionType.NONE)
{
Program.Error(stmt.keyword, "Can't return from top-level code.");
}
if (stmt.value != null)
{
if (currentFunction == FunctionType.INITIALIZER)
{
Program.Error(stmt.keyword, "Can't return a value from an initializer.");
}
Resolve(stmt.value);
}
return(null);
}
public object Visit(Stmt.Return _return)
{
if (_currentFunction == FunctionType.NONE)
{
Lox.Error(_return.keyword, "Cannot return from top-level code.");
}
if (_return.value != null)
{
if (_currentFunction == FunctionType.INITIALIZER)
{
Lox.Error(_return.keyword, "Cannot return a value from an initializer.");
}
Resolve(_return.value);
}
return(null);
}
public string VisitReturnStmt(Stmt.Return stmt)
{
throw new NotImplementedException();
}
public string VisitReturnStmt(Stmt.Return stmt) => throw new System.NotImplementedException();
