Error: 'this' is only defined in non-static member functions, not parse
Alex Rønne Petersen
xtzgzorex at gmail.com
Tue Jan 17 05:16:10 PST 2012
On 17-01-2012 12:23, Matej Nanut wrote:
> I will try to remove all snippets in my code that aren't relevant but still
> exhibit the issue, when I find the time. What I forgot to mention is that
> this error appeared when I did some so-called "refactoring"; I moved a
> nested class out of its parent, since I wanted it visible on the outside.
> I moved it back now and reference it by Parent.Child.<stuff>, which is
> just as good, and the error isn't there anymore, but I still don't understand
> it. I must have missed some variable renaming or something. Or I was
> just plain sloppy. As mentioned I will post a complete snippet with the
> error sometime until friday.
> On 17 January 2012 02:33, Timon Gehr<timon.gehr at gmx.ch> wrote:
>> On 01/17/2012 12:49 AM, Matej Nanut wrote:
>>> Hey everyone,
>>> I, once again, have a problem with an error I can't seem to figure out!
>>> The situation:
>>> - a class, inherited by five other classes;
>>> - the class having a static function which returns one
>>> if its subclasses depending on the input of a string.
>>> Something like this:
>>> class Node
>>> static Node parse(ref string s)
>>> /* Get value to switch by, an enum. */
>>> auto switchable = /* ... */;
>>> final switch (switchable)
>>> case Blah.one: return new OneNode(s);
>>> case Blah.two: return new TwoNode(s);
>>> /* ... */
>>> And I get the mentioned error. I don't understand it:
>>> is it saying I'm using `this' in a static member function
>>> called `parse'? Am I insane; where am I referencing it?
>>> The other classes are in this form:
>>> class OneNode : Node
>>> /* ... stuff ... */
>>> this(ref string s)
>>> /* Does stuff with `s'. */
>>> Do you need more information?
>> Yes; It is extremely hard to solve the problem when there is no code snippet
>> given which exhibits the problematic behavior in question.
DustMite is good for making test cases:
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