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Re: [PATCH v2 3/6] sha1_name: avoid Yoda conditions

From
Junio C Hamano <gitster@pobox.com>
Date
Apr 30, 2013, 22:30 UTC
Message-ID
<7vobcvabxi.fsf@alter.siamese.dyndns.org>
In-Reply-To
<CAMP44s3K8BOfnUdc0514KgvYsbncSBO4DRSyfqhFQJomGrZN0A@mail.gmail.com>
Felipe Contreras <felipe.contreras@gmail.com> writes:
Show 26 quoted lines
> On Tue, Apr 30, 2013 at 5:13 PM, Junio C Hamano <gitster@pobox.com> wrote:
>> Felipe Contreras <felipe.contreras@gmail.com> writes:
>>
>>> On Tue, Apr 30, 2013 at 5:00 PM, Junio C Hamano <gitster@pobox.com> wrote:
>>>> What is a Yoda condition?
>>>
>>> ---
>>> Using if (constant == variable) instead of if (variable == constant),
>>> like if (4 == foo).
>>>
>>> Because it's like saying "if blue is the sky" or "if tall is the man".
>>
>> That is an invalid analogy, as the sentences do not make sense.
>>
>> A much better explanation I heard on this list is that people do not
>> say "If 1 is smaller than the number of your wives, you have a big
>> problem".
>>
>> I actually was not asking why people find the convention to visually
>> align comparison with number lines unusual. We discussed this style
>> long time ago on this list.  I haven't heard the "Yoda condtion"
>> expression and was asking about the "Yoda" part.
>
> It's popular culture.
>
> http://en.wikipedia.org/wiki/Yoda

I know who Yoda is. What I was puzzled with was what it has to do with "if blue is the sky" (which is a bad analogy for "if (0 < len)" anyway)?

Previous: Felipe ContrerasNext: Junio C Hamano
Message 9 of 22 in “New @ shortcut for HEAD”
  1. 0/6 New @ shortcut for HEADFelipe Contreras, Apr 30, 2013
  2. 1/6 sha1_name: remove no-opFelipe Contreras, Apr 30, 2013
  3. 2/6 sha1_name: remove unnecessary bracesFelipe Contreras, Apr 30, 2013
  4. 3/6 sha1_name: avoid Yoda conditionsFelipe Contreras, Apr 30, 2013
  5. Junio C HamanoApr 30, 2013
  6. Felipe ContrerasApr 30, 2013
  7. Junio C HamanoApr 30, 2013
  8. Felipe ContrerasApr 30, 2013
  9. Junio C HamanoApr 30, 2013
  10. Junio C HamanoApr 30, 2013
  11. Felipe ContrerasApr 30, 2013
  12. Junio C HamanoApr 30, 2013
  13. Junio C HamanoApr 30, 2013
  14. 4/6 sha1_name: refactor reinterpret()Felipe Contreras, Apr 30, 2013
  15. Junio C HamanoApr 30, 2013
  16. 5/6 Add new @ shortcut for HEADFelipe Contreras, Apr 30, 2013
  17. Junio C HamanoApr 30, 2013
  18. Duy NguyenMay 1, 2013
  19. Felipe ContrerasMay 2, 2013
  20. Junio C HamanoMay 2, 2013
  21. 6/6 sha1_name: allow @@{u} to workFelipe Contreras, Apr 30, 2013
  22. Junio C HamanoApr 30, 2013

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