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Source file fun.ml

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let compose_left_to_right f g x = g (f x)

let compose_right_to_left f g x = f (g x)

let const x _ = x

let id x = x

let flip f x y = f y x

module Infix = struct
  let ( %> ) = compose_left_to_right

  let ( <% ) = compose_right_to_left

  let ( % ) = compose_right_to_left
end

include Infix
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