remove useless compose
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3ac3def389
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@ -53,17 +53,3 @@ impl<U: ApplicativeLA2, V: ApplicativeLA2> ApplicativeLA2 for CompositionClass<U
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U::la2(|ua, ub| V::la2(f, ua, ub), fa, fb)
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U::la2(|ua, ub| V::la2(f, ua, ub), fa, fb)
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}
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}
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}
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}
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pub fn compose<'a>(f: impl 'a + Fn(i16) -> i32, g: impl 'a + Fn(i8) -> i16) -> impl 'a + Fn(i8) -> i32 {
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move |x| f(g(x))
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_compose() {
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assert_eq!(compose(|x| (x + 5).into(), |x| (x + 3).into())(2), 10);
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}
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}
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