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update docs to better explain -> operator
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@ -5645,11 +5645,16 @@ All branches in an `if` must have the same type!
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5│ 1 -> True
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^^
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The arrow -> is only used to define cases in a `when`.
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The arrow -> is used to define cases in a `when` expression:
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when color is
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Red -> "stop!"
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Green -> "go!"
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And defining functions:
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increment = \n -> n + 1
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"###
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);
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