On Thu, Jan 15, 2009 at 4:16 PM, Pat Maddox <perg...@gmail.com> wrote:
> On Thu, Jan 15, 2009 at 4:07 AM, Tom Cloyd <tomcl...@comcast.net> wrote: > > Real beginner question here. I don't really know rake, so I'm stumbling. > > > > As I set a dir to hold my feature files, etc., I'm simply copying the > files > > structure I see in > > /usr/lib/ruby/gems/1.8/gems/cucumber-0.1.13/examples/i18n/en/ > > > > I know we need a Rake file ME little dir tree, but I don't think I can > just > > copy the one in the examples tree - or rather, I think I have to alter > the > > first line: > > > > $:.unshift(File.dirname(__FILE__) + '/../../../lib') > > > This is a very, very common idiom in Ruby. $: is a global variable. It's an alias for $LOAD_PATH. This is an Array of directories where Ruby scans for libraries when you do a require. Similar to Java's CLASSPATH. File.dirname(__FILE__) returns the directory of the current script unshift puts an element at position 0 in an Array. > > > I don't know if this is bash or some ruby thing I haven't figured out, > but > > mostly I don't know what to do with the '/../../../lib') part. It looks > like > > its trying to locate the source dir, but if so, why not just specify + > > 'lib'...? After staring at it a bit, I have to admit I don't grasp what's > > going on. > > > > Can someone clue me in? > > It has to find the source dir relative to that file. '/../../../lib' > means to go back up the dir structure three levels and then look for > lib there. > When you have cucumber as a gem you can delete that line. > > Pat > _______________________________________________ > rspec-users mailing list > rspec-users@rubyforge.org > http://rubyforge.org/mailman/listinfo/rspec-users > -- Aslak (::)
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