Ruby is God

Ruby's class is mutable.

Transcript

1. .ŇoO(ͬͪ͞ΌΜͰ͢Αʌ(ʏl _ l)ůƄˑ)
2. ElixirͰήʔϜαʔόʔΛ։ᚙͯ͠Ι·͢ɻ
3. Elixirͱ͸? σʔλ͕ෆᏓɻ ҆ఆɻ Lock freeɻ
4. Elixirͱ͸? σʔλ͕ෆᏓɻ ҆ఆɻ Lock freeɻ
5. Elixirͱ͸? σʔλ͕ෆᏓɻ ҆ఆɻ Lock freeɻ
6. Elixirͱ͸? σʔλ͕ෆᏓɻ ҆ఆɻ Lock freeɻ
7. ʮElixir͍͍ΑͶʯ ͱӠ;࿩͸ฉ͖๞͖ͨɻ
8. ʮElixir͍͍ΑͶʯ ͱӠ;࿩͸ฉ͖๞͖ͨɻ
9. ʮRuby is God.ʯ Έ͍ͨͳ࿩Λฉ͖͍ͨɻ
10. Ruby is God
11. ۙॴͷElixir։ᚙऀʹฉ͍ͯΈͨʮRubyͷ޷͔ͬͨॴʯ Q. RubyͷͲ͕͜޷͔ͬͨͰ͔͢? A. ॻ͍ͯͯᒜ͍͠ᩇΜͰͯᒜ͍͠ɻMatz is Great. A. ΦʔϓϯΫϥε
12. ۙॴͷElixir։ᚙऀʹฉ͍ͯΈͨʮRubyͷ޷͔ͬͨॴʯ Q. RubyͷͲ͕͜޷͔ͬͨͰ͔͢? A. ॻ͍ͯͯᒜ͍͠ᩇΜͰͯᒜ͍͠ɻMatz is Great. A. ΦʔϓϯΫϥε
13. ۙॴͷElixir։ᚙऀʹฉ͍ͯΈͨʮRubyͷ޷͔ͬͨॴʯ Q. RubyͷͲ͕͜޷͔ͬͨͰ͔͢? A. ॻ͍ͯͯᒜ͍͠ᩇΜͰͯᒜ͍͠ɻMatz is Great. A. ΦʔϓϯΫϥε
14. ۙॴͷElixir։ᚙऀʹฉ͍ͯΈͨʮRubyͷ޷͔ͬͨॴʯ Q. RubyͷͲ͕͜޷͔ͬͨͰ͔͢? A. ॻ͍ͯͯᒜ͍͠ᩇΜͰͯᒜ͍͠ɻMatz is Great. A. ΦʔϓϯΫϥε ʊਓਓਓਓਓਓਓਓਓʊ ʼɹΦʔϓϯΫϥεɹʻ ʉY^Y^Y^Y^Y^Y^Y^Yʉ
15. ͔֬ʹɺ Elixir͸monkey patchΛᙛͯਏ͍ɻ ނʹActiveSupport͸ແ͍ɻ
16. ͔֬ʹɺ Elixir͸monkey patchΛᙛͯਏ͍ɻ ނʹActiveSupport͸ແ͍ɻ
17. Rubyͷclass͸mutableɻ ͦΜͳRubyͷίʔυΛᒜ͠ΜͰΈ΍͏ɻ
18. ໰୊Ͱ͢ɻ
19. class Sample end Sample.new.sample ?
20. class Sample end Sample.new.sample undefined method `sample' for #<Sample: 0x00007f8928088640> (NoMethodError)
21. class Sample end Sample.new.sample ?
22. class Sample end Sample.new.sample "Momonga say sample"
23. class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample end Sample.new.sample "Momonga say sample"
24. class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample def sample p 42 end end Sample.new.sample ?
25. class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample def sample p 42 end end Sample.new.sample 42
26. class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample def sample p 42 end end Sample.new.sample ?
27. class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample def sample p 42 end end Sample.new.sample "Momonga say sample"
28. class BasicObject def self.method_added(method_name) if method_name != :method_missing remove_method method_name end end end class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample def sample p 42 end end Sample.new.sample "Momonga say sample"
29. class BasicObject def self.method_added(method_name) if method_name != :method_missing remove_method method_name end end end class BasicObject def method_missing(method_name, *args) p "Momonga say #{method_name}" end end class Sample def sample p 42 end end Sample.new.sample "Momonga say sample" ʊਓਓਓਓਓʊ ʼɹ͓ΘΓɹʻ ʉY^Y^Y^Yʉ