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Re: Introspecting the current method
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Re: Introspecting the current method


  • Subject: Re: Introspecting the current method
  • From: Michael Ash <email@hidden>
  • Date: Sun, 18 Apr 2010 22:21:03 -0400

On Sun, Apr 18, 2010 at 10:15 PM, Dave DeLong <email@hidden> wrote:
> Yes, code should obviously be written with this knowledge in mind.  The use case I have for it is for macros.  I like to use a debugging macro like the following to ensure that methods are getting called (without having to break execution to stop at a breakpoint):
>
> #define LogMethod NSLog(@"-[%@ %@]", NSStringFromClass([self class]), NSStringFromSelector(_cmd))
>
> This, of course, is only accurate for instance methods (since I'm logging a "-").  I was just wondering if there was a way I could use some sort of introspection to appropriately place a + or a -.
>
> I like the ([self class] == self) method, simply because it's shorter, but the [[self class] instancesRespondToSelector:_cmd] is also a great solution.

The magic __func__ identifier produces a C string which I believe, in
an ObjC method, has exactly the format you're looking for.

Mike
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  • Follow-Ups:
    • Re: Introspecting the current method
      • From: Jean-Daniel Dupas <email@hidden>
    • Re: Introspecting the current method
      • From: Ken Thomases <email@hidden>
    • Re: Introspecting the current method
      • From: Dave DeLong <email@hidden>
References: 
 >Introspecting the current method (From: Dave DeLong <email@hidden>)
 >Re: Introspecting the current method (From: Graham Cox <email@hidden>)
 >Re: Introspecting the current method (From: Dave DeLong <email@hidden>)

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