Advise for syntax highlighting

[Jesse Phillips via Digitalmars-d]

Vim is setup as:

On Friday, 27 March 2015 at 10:34:58 UTC, Jacob Carlborg wrote:
> I'm currently updating the TextMate D bundle for D2. I have a 
> couple of questions for how to highlighting some specific code 
> or how other editors/IDE's highlight them.
>
> * "this" in constructor
>
> this () {}

Keyword (function should be fine, vim doesn't highlight those)

> In TextMate functions/methods are highlighted, should this be 
> highlighted as a keyword or as a method?
>
> * "this" in copy constructor
>
> this (this) {}

Keyword

> The "this" parameter, should that be highlighted as a keyword 
> or as a parameter?
>
> * The "__ctfe" variable
>
> if (__ctfe) {}
>
> How should this highlighted? I see a couple of alternatives:
>
> - not at all
> - as a keyword
> - as a special recognized built-in symbol, similar to __LINE__
> - as a special recognized library symbol. For example, in the C 
> bundle many of functions in the standard library are specially 
> recognized and highlighted differently. This might not apply 
> here since it's not a library symbol

Statement [e.g. debug, return, function, with] (that needs fixed)

Probably should be Identifier for consistency [e.g. _arugments, 
__vptr, _ctor]

Which I guess is your third (special recognized built-in), though 
__LINE__ is a constant in Vim's highlighting [e.g. null, 
__VERSION__].

> * __traits identifiers
>
> __traits(allMembers, Foo);
>
> In this case "allMembers". Basically the same question and 
> alternatives as for the "__ctfe" variable.

Identifier

> * Predefined version identifiers
>
> version (OSX) {}
>
> Again, same a question and alternatives as for the "__ctfe" 
> variable.

Identifier

> * Extern identifiers
>
> extern (C)
>
> Again, same a question and alternatives as for the "__ctfe" 
> variable.

Identifier