private-functions

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function outer
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    function inner_func
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        echo "I still find this function via automplete."
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        echo "Not anymore!!"
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        functions -e inner_func
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    end
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    # Let's test this!
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    inner_func
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end
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$ outer
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I still find this function via automplete.
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Not anymore!!
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$ inner_func
1 collapsed line
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fish: Unknown command 'inner_func'