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Re: [PATCH 5/6] Re: Remove mix of high and low-precedence booleans

From
BPBill Pemberton <wfp5p@viridian.itc.virginia.edu>
Date
Apr 29, 2009, 17:00 UTC
Message-ID
<20090429170032.59F0B57034@viridian.itc.Virginia.EDU>
In-Reply-To
<20090429165407.GB12908@vidovic>
Show 6 quoted lines
> > Booleans such as &&, ||, ! have higher precedence than and, or, not.
> > They should not be mixed.
> 
> But round brackets have higher precedence than both '&&' and 'and',
> right?  If so, why thoses changes?
>

While those particular statements may be correct, mixing the low precedence logical operators with the high precedence ones is likely to introduce bugs down the road. See the book "Perl Best Practices" for more information on this.

-- 
Bill
Previous: Nicolas SebrechtNext: Jeff King
Message 14 of 24 in “cleanups for git-send-email”
  1. 0/6 cleanups for git-send-emailBill Pemberton, Apr 29, 2009
  2. 1/6 Remove return undef from validate_patchBill Pemberton, Apr 29, 2009
  3. 2/6 Remove function prototypes from git-send-email.perlBill Pemberton, Apr 29, 2009
  4. 3/6 Remove return undef from ask()Bill Pemberton, Apr 29, 2009
  5. 4/6 Add explict return to end of subroutinesBill Pemberton, Apr 29, 2009
  6. 5/6 Remove mix of high and low-precedence booleansBill Pemberton, Apr 29, 2009
  7. 6/6 Remove bareword filehandles in git-send-email.perlBill Pemberton, Apr 29, 2009
  8. Jeff KingMay 3, 2009
  9. Francis GaliegueMay 3, 2009
  10. H.Merijn BrandMay 4, 2009
  11. Francis GaliegueMay 4, 2009
  12. H.Merijn BrandMay 4, 2009
  13. 5/6 Re: Remove mix of high and low-precedence booleansNicolas Sebrecht, Apr 29, 2009
  14. Bill PembertonApr 29, 2009
  15. Jeff KingMay 3, 2009
  16. Jeff KingMay 3, 2009
  17. Jay SoffianMay 4, 2009
  18. Jeff KingMay 3, 2009
  19. Jeff KingMay 3, 2009
  20. Junio C HamanoApr 29, 2009
  21. Bill PembertonApr 29, 2009
  22. Junio C HamanoApr 29, 2009
  23. 0/6 Re: cleanups for git-send-emailNicolas Sebrecht, Apr 29, 2009
  24. Andreas EricssonApr 30, 2009

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