Forum: Rails-core (closed, excessive spam) [patch] ruby 1.8.5 warnings

Posted by Courtenay (Guest)
on 2006-07-31 21:52
(Received via mailing list)
When running ruby 1.8.5 (latest, stable) a bunch of warnings show up.

activerecord/lib/active_record/connection_adapters/oracle_adapter.rb:500:
warning: colon will be obsoleted; use semicolon

It seems that edge ruby wants this form for case statements:

case stuff
  when 5; something
  when 6; something_else
end

This patch addresses this issue, as well as cleaning up a bunch of
inconsistent conditional code style (mainly, stripping out 'then' in
the few places it occurred)
Posted by Nicholas Seckar (Guest)
on 2006-08-01 00:23
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Damn that's ugly. I'd rather stay on 1.8.4...
Posted by Courtenay (Guest)
on 2006-08-01 03:54
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Haha.. it kinda makes sense, since the semicolon is breaking a line..

I guess my reason for the patch was that there is inconsistency across
rails, with a mix of then, colon, semicolon, and newline.. any
thoughts on what it should be?
Posted by David Heinemeier Hansson (Guest)
on 2006-08-01 04:50
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> I guess my reason for the patch was that there is inconsistency across
> rails, with a mix of then, colon, semicolon, and newline.. any
> thoughts on what it should be?

Very much depends on what makes sense in the context. I often use
different conditional styles depending on the particulars. Not using
the same style everywhere is not necessary a bug.
--
David Heinemeier Hansson
http://www.loudthinking.com -- Broadcasting Brain
http://www.basecamphq.com   -- Online project management
http://www.backpackit.com   -- Personal information manager
http://www.rubyonrails.com  -- Web-application framework
Posted by Courtenay (Guest)
on 2006-08-01 06:04
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ah! but is consistency a strength?
Posted by David Heinemeier Hansson (Guest)
on 2006-08-01 06:10
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> ah! but is consistency a strength?

Context beats consistency every time. But if the context is
unimportant, then consistency is preferable to randomness.

I'm saying that the context probably did matter in quite a few of the
choices. I know I've personally used all the different styles at
different times depending on the context.
--
David Heinemeier Hansson
http://www.loudthinking.com -- Broadcasting Brain
http://www.basecamphq.com   -- Online project management
http://www.backpackit.com   -- Personal information manager
http://www.rubyonrails.com  -- Web-application framework
Posted by Courtenay (Guest)
on 2006-08-01 06:59
(Received via mailing list)
> > ah! but is consistency a strength?
>
> Context beats consistency every time. But if the context is
> unimportant, then consistency is preferable to randomness.

Yeah!!

> I'm saying that the context probably did matter in quite a few of the
> choices. I know I've personally used all the different styles at
> different times depending on the context.

It felt like, from looking through the code (and svn blame), that a
bunch of different people's styles had seeped into the codebase.
Perhaps now that there are so many core committers, some coding
standard could be set?

In some cases, (mainly routing), there is a bunch of whitespace to
help readability when there are a few similar statements (which is
clear and disambiguating) like

case foo
 something  : do_thing(:monkeys)
 other          : do_thing(:bananas)
 else             return
end

but elsewhere, the colon was in different places (right after the
conditional, or a space before the statement).

I don't speak japanese, but this seems to be relevant:
  http://shakenbu.org/yanagi/d/20060718.html#p01

Anyone care to make a broad, sweeping "this is the preferred way"
statement for when context is somewhat neutral?

q1: separator on short-line conditionals
(a) then
(b) semicolon
(c) colon (screw matz! we're taking it back!)

q2: spacing
(a) separator with the conditional (when blah:    stuff)
(b) separator lined up (when blah         : stuff)
Posted by Nicholas Seckar (Guest)
on 2006-08-03 14:23
(Received via mailing list)
On 8/1/06, Courtenay <court3nay@gmail.com> wrote:
>
>
> In some cases, (mainly routing), there is a bunch of whitespace to
> help readability...


This is just the sign of an ongoing battle between Jamis and I. 
Eventually
one will emerge the winner, and the other will stop using so much
whitespace.

;-)
Posted by Jamis Buck (Guest)
on 2006-08-03 14:23
(Received via mailing list)
Nicholas Seckar wrote:
> This is just the sign of an ongoing battle between Jamis and I. 
> Eventually one will emerge the winner, and the other will stop using so 
> much whitespace.
> 

Soon, the entire Rails code-base will be a bombed-out wasteland, and
Nicholas and I will have to turn to other successful open-source
projects in which to wage our war.

ONLY ONE WILL BE VICTORIOUS.

- Jamis
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