How to be a Gem Sommelier?

1. Gem Test Sommelier
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2. - How to be a Gem
Sommelier
- Gem Smell
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3. One Example:
Commit History of
Appraisal
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4. chanko is oss by
cookpad, and I pull
request w/ appraisal
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5. Social coding w/
sorah(ruby committer),
but...
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6. Thursday, May 30, 13

7. Thursday, May 30, 13

8. Write Test??
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9. Write Test??
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10. Thursday, May 30, 13

11. Thursday, May 30, 13

12. I remind syntax of
Ruby1.8 compatible
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13. I remind syntax of
Ruby1.8 compatible
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14. How to be a Gem
Sommelier
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15. gem ソムリエ - google
http://www.google.co.jp/#q=gem+%E3%82%BD
%E3%83%A0%E3%83%AA%E3%82%A8
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16. gem ソムリエになる方法 2011-03-31
How to be gem sommelier
http://d.hatena.ne.jp/
a666666/20110331/1301499299
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17. living as a gem ソムリエ 2012-11-18
Living as a gem sommelier
http://banyan.me/2012/11/18/2/
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18. Gem Sommelier
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19. Rails Authentication
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20. Rails Authentication
Device
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21. Rails Authentication
Device OmniAuth
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22. Rails Authentication
Device OmniAuth
Sorcery
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23. Rails Authentication
Tasting Tasting
Tasting
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24. Rails Authentication
OmniAuthOmniAuth
OmniAuth
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25. How to be a Gem
Sommelier?
One example:
Gem Test Sommelier
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26. $ hub clonebmabey/database_cleaner
$ bundle
$ bundle exec rake
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27. $ hub clonebmabey/database_cleaner
$ bundle
$ bundle exec rake
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28. $ hub clonebmabey/database_cleaner
$ bundle
$ bundle exec rake
Chance!!
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29. Pros:
- Challenges is to subdivide enough
- Fix bug, Fix compatible, Integrate
with other library
＞ Add new feature
- Feel Gem Smell
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30. Cons:
-Need for approval are satisfied easily
- This is problem for my challenge
height
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31. Gem Smell
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32. $ bundle
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33. $ bundle
Bundler::GemfileNo
tFound
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34. $ bundle exec rake
rake aborted!
No Rakefile found (looking
for: rakefile, Rakefile,
rakefile.rb, Rakefile.rb)
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35. $ bundle
Installing coderay (1.0.5)
Installing method_source
(0.7.0)
Installing slop (2.4.4)
Installing pry (0.9.8.2)
Installing rack (1.4.1)
Using bundler (1.3.5)
Your bundle is complete!
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36. $ bundle
Installing coderay (1.0.5)
Installing method_source
(0.7.0)
Installing slop (2.4.4)
Installing pry (0.9.8.2)
Installing rack (1.4.1)
Using bundler (1.3.5)
Your bundle is complete!
Many gems ‘Installing’
suggest existance of
Gemfile.lock or too
strict gem version
lock.
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37. $ cat .travis.yml
cat: .travis.yml: No
such file or
directory
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38. Adding test is not
easy. complicated
test.
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39. This is Gem Smell.
Before running test.
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40. Gem Test Sommelier!
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