Function miniconf::postcard::set_by_key

pub fn set_by_key<'de, T: TreeDeserialize<'de> + ?Sized, K: IntoKeys, F: Flavor<'de>>(
    tree: &mut T,
    keys: K,
    flavor: F,
) -> Result<F::Remainder, Error<Error>>

Deserialize and set a node value from a postcard flavor.