From: Matt Mongeau <halogenandtoast@...>
Date: 2013-04-06T08:27:02+09:00
Subject: Re: How do you know what the main file in Ruby Projects is?

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Looking into rails, even it uses /usr/bin/env for determining the ruby
version.


On Fri, Apr 5, 2013 at 7:26 PM, Matt Mongeau <halogenandtoast@gmail.com>wrote:

> > Question: why does a gem have a shebang line at all? Aren't gems always
> only ever required by other ruby scripts?
>
> When they have executable scripts like rails.
>
>
> On Fri, Apr 5, 2013 at 7:16 PM, Matthew Kerwin <matthew@kerwin.net.au>wrote:
>
>> On Apr 6, 2013 8:03 AM, "Matthew Mongeau" <halogenandtoast@gmail.com>
>> wrote:
>> >
>> > I'm interested in the issue with using env, but I find you explanation
>> a but hard to follow. What are some situations that lead to the problems
>> you are describing. I'm currently using env in some gems and if there is a
>> strong argument against it, I don't mind switching it.
>>
>> Question: why does a gem have a shebang line at all? Aren't gems always
>> only ever required by other ruby scripts?
>>
>
>

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<div dir=3D"ltr">Looking into rails, even it uses /usr/bin/env for determin=
ing the ruby version.</div><div class=3D"gmail_extra"><br><br><div class=3D=
"gmail_quote">On Fri, Apr 5, 2013 at 7:26 PM, Matt Mongeau <span dir=3D"ltr=
">&lt;<a href=3D"mailto:halogenandtoast@gmail.com" target=3D"_blank">haloge=
nandtoast@gmail.com</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div dir=3D"ltr"><div class=3D"im">&gt;=A0<s=
pan style=3D"font-family:arial,sans-serif;font-size:13px">Question: why doe=
s a gem have a shebang line at all? Aren&#39;t gems always only ever requir=
ed by other ruby scripts?</span><div>
<br></div></div><div>
When they have executable scripts like rails.</div></div><div class=3D"HOEn=
Zb"><div class=3D"h5"><div class=3D"gmail_extra"><br><br><div class=3D"gmai=
l_quote">On Fri, Apr 5, 2013 at 7:16 PM, Matthew Kerwin <span dir=3D"ltr">&=
lt;<a href=3D"mailto:matthew@kerwin.net.au" target=3D"_blank">matthew@kerwi=
n.net.au</a>&gt;</span> wrote:<br>

<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div><p>On Apr 6, 2013 8:03 AM, &quot;Matthe=
w Mongeau&quot; &lt;<a href=3D"mailto:halogenandtoast@gmail.com" target=3D"=
_blank">halogenandtoast@gmail.com</a>&gt; wrote:<br>


&gt;<br>
&gt; I&#39;m interested in the issue with using env, but I find you explana=
tion a but hard to follow. What are some situations that lead to the proble=
ms you are describing. I&#39;m currently using env in some gems and if ther=
e is a strong argument against it, I don&#39;t mind switching it.</p>



</div><p>Question: why does a gem have a shebang line at all? Aren&#39;t ge=
ms always only ever required by other ruby scripts?</p>
</blockquote></div><br></div>
</div></div></blockquote></div><br></div>

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