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ackintosh/gist:5431663

Created April 22, 2013 00:10
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Currying and Partial application in Ruby
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gistfile1.rb
# see also
# http://ja.wikipedia.org/wiki/%E3%82%AB%E3%83%AA%E3%83%BC%E5%8C%96
# before
div = -> x, y { x / y }
p div.call(6, 2)# 6
# currying
cdiv = -> x { return -> y { x / y } }
# partial application
inv = cdiv.call(6)
p inv.call(2)# 6
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