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reinh/lambda_tricks.rb

Last active April 12, 2019 00:16
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lambda_tricks.rb
class Proc
%i[! ~].each do |op|
define_method(op) { ->(x) { call(x).send(op)} }
end
%i[+ - * / ^ & |].each do |op|
define_method(op) { |other| ->(x) { call(x).send op, other.call(x) } }
end
end
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