Trait polkadot_service::runtime_traits::MaybeConvert

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pub trait MaybeConvert<A, B> {
    // Required method
    fn maybe_convert(a: A) -> Option<B>;
}
Expand description

Fallible conversion trait returning an Option. Generic over both source and destination types.

Required Methods§

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fn maybe_convert(a: A) -> Option<B>

Attempt to make conversion.

Implementations on Foreign Types§

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>, TupleElement24: MaybeConvert<A, B>, TupleElement25: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>, TupleElement24: MaybeConvert<A, B>, TupleElement25: MaybeConvert<A, B>, TupleElement26: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26, TupleElement27> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26, TupleElement27)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>, TupleElement24: MaybeConvert<A, B>, TupleElement25: MaybeConvert<A, B>, TupleElement26: MaybeConvert<A, B>, TupleElement27: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26, TupleElement27, TupleElement28, TupleElement29> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26, TupleElement27, TupleElement28, TupleElement29)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>, TupleElement24: MaybeConvert<A, B>, TupleElement25: MaybeConvert<A, B>, TupleElement26: MaybeConvert<A, B>, TupleElement27: MaybeConvert<A, B>, TupleElement28: MaybeConvert<A, B>, TupleElement29: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1> MaybeConvert<A, B> for (TupleElement0, TupleElement1)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>, TupleElement24: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26, TupleElement27, TupleElement28> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20, TupleElement21, TupleElement22, TupleElement23, TupleElement24, TupleElement25, TupleElement26, TupleElement27, TupleElement28)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>, TupleElement21: MaybeConvert<A, B>, TupleElement22: MaybeConvert<A, B>, TupleElement23: MaybeConvert<A, B>, TupleElement24: MaybeConvert<A, B>, TupleElement25: MaybeConvert<A, B>, TupleElement26: MaybeConvert<A, B>, TupleElement27: MaybeConvert<A, B>, TupleElement28: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19, TupleElement20)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>, TupleElement20: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B> MaybeConvert<A, B> for ()where A: Clone,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0> MaybeConvert<A, B> for (TupleElement0,)where A: Clone, TupleElement0: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10, TupleElement11, TupleElement12, TupleElement13, TupleElement14, TupleElement15, TupleElement16, TupleElement17, TupleElement18, TupleElement19)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>, TupleElement11: MaybeConvert<A, B>, TupleElement12: MaybeConvert<A, B>, TupleElement13: MaybeConvert<A, B>, TupleElement14: MaybeConvert<A, B>, TupleElement15: MaybeConvert<A, B>, TupleElement16: MaybeConvert<A, B>, TupleElement17: MaybeConvert<A, B>, TupleElement18: MaybeConvert<A, B>, TupleElement19: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9, TupleElement10)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>, TupleElement10: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B, TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9> MaybeConvert<A, B> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4, TupleElement5, TupleElement6, TupleElement7, TupleElement8, TupleElement9)where A: Clone, TupleElement0: MaybeConvert<A, B>, TupleElement1: MaybeConvert<A, B>, TupleElement2: MaybeConvert<A, B>, TupleElement3: MaybeConvert<A, B>, TupleElement4: MaybeConvert<A, B>, TupleElement5: MaybeConvert<A, B>, TupleElement6: MaybeConvert<A, B>, TupleElement7: MaybeConvert<A, B>, TupleElement8: MaybeConvert<A, B>, TupleElement9: MaybeConvert<A, B>,

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fn maybe_convert(a: A) -> Option<B>

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impl<A, B> MaybeConvert<A, B> for ConvertIntowhere A: Into<B>,

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impl<A, B> MaybeConvert<A, B> for TryConvertIntowhere A: Clone + TryInto<B>,

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impl<T> MaybeConvert<T, T> for Identity

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impl<X, Y, T> MaybeConvert<X, Y> for ConvertToValue<T>where T: Get<Y>,