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marshall-lee/hashes.rb

Last active October 29, 2015 07:04
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hashes.rb
h = { [] => :ok }
p h[[]] # ok
h = { [:lol] => :ok }
p h[[:lol]] # ok
h = { [] => :ok }
h.first.first << :lol
p h[[:lol]] # nil
p h[[]] # nil
h.first.first.clear
p h[[]] # ok
@tenderlove
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h = { [] => :ok }
p h[[]] # ok

h = { [:lol] => :ok }
p h[[:lol]] # ok

h = { [] => :ok }
h.first.first << :lol

h.rehash # hash key was mutated, so rehash

p h[[:lol]] # ok
p h[[]] # nil

h.first.first.clear
h.rehash #hash key was mutated, so rehash

p h[[]] # ok

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