Why are you redefining Symbol#to_proc? It's a core method in 1.8.7
On Feb 2, 1:25 am, Jacques Crocker <[email protected]> wrote:
> Hey Jonuts. You sure they fixed it in 1.8.7? I'm still seeing 10x
> slowdown on the to_proc shorthand with my 1.8.7 installation
>
> With to_proc shorthand:
> real 0m4.138s
> user 0m3.893s
> sys 0m0.066s
>
> Without to_proc shorthand:
> real 0m0.391s
> user 0m0.350s
> sys 0m0.015s
>
> [...@macbookpro ~/Ruby/benchmarks]# ruby --version
> ruby 1.8.7 (2008-08-11 patchlevel 72) [i686-darwin9]
>
> Here's the code I'm using to benchmark:http://gist.github.com/56695
>
> On Feb 1, 3:17 pm, jonuts <[email protected]> wrote:
>
> > Just for the record, on ruby 1.8.7 I get (slow machine):
>
> > user system total real
> > sym#to_p 3.170000 0.510000 3.680000 ( 3.710362)
> > normal 2.450000 0.610000 3.060000 ( 3.070118)
>
> > There is really no reason not to use sym2proc if you're on 1.8.7+
>
> > On Feb 2, 1:03 am, Daniel N <[email protected]> wrote:
>
> > > Here's why it's not there:
>
> > > class Foo
> > > def foo
> > > :foo
> > > end
> > > end
>
> > > @foos = [Foo.new] * 1_000_000
>
> > > @foos.each(&:foo) vs @foos.each{|f| f.foo}
>
> > > user system total real
> > > sym 2 proc 2.000000 0.020000 2.020000 ( 2.093694)
> > > raw ruby 0.330000 0.000000 0.330000 ( 0.345703)
>
> > > Cheers
> > > Daniel
>
> > > On Mon, Feb 2, 2009 at 9:57 AM, jonuts <[email protected]>
> > > wrote:
>
> > > > D> run ruby 1.8.7
>
> > > > On Feb 2, 12:45 am, Phlip <[email protected]> wrote:
> > > > > Merbalists:
>
> > > > > If I feel like using posts.map(&:name), leveraging the cute
> > > > Symbol#to_proc trick
> > > > > from both Rails and 'facets', what's the _most_supportable_ way to get
> > > > it?
>
> > > > > A> stick all three lines at the bottom of config/init.rb?
> > > > > B> require 'facets'?
> > > > > C> require someone's merb-cute-hacks module from GitHub?
>
> > > > > BTW, please debate whether Symbol#to_proc is better than sex, or the
> > > > > last
> > > > bell
> > > > > before the Apocalypse, in space provided: [___]. Please write
> > > > > legibly...
>
> > > > > --
> > > > > Phlip
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