fn describe ValueDescribe()

in tools/hakari/src/hakari.rs [1087:1122]

• 36 lines of code
• 2 McCabe index (conditional complexity)

    fn describe<'a>(&'a self) -> ValueDescribe<'g, 'a> {
        match (self.target_inner.len(), self.host_inner.len()) {
            (0, 0) => ValueDescribe::None,
            (0, 1) => ValueDescribe::SingleHost(&self.host_inner),
            (1, 0) => ValueDescribe::SingleTarget(&self.target_inner),
            (1, 1) => {
                let target_features = self.target_inner.keys().next().expect("1 element");
                let host_features = self.host_inner.keys().next().expect("1 element");
                if target_features == host_features {
                    ValueDescribe::SingleMatchingBoth {
                        target_inner: &self.target_inner,
                        host_inner: &self.host_inner,
                    }
                } else {
                    ValueDescribe::SingleNonMatchingBoth {
                        target_inner: &self.target_inner,
                        host_inner: &self.host_inner,
                    }
                }
            }
            (_m, 0) => ValueDescribe::MultiTarget(&self.target_inner),
            (_m, 1) => ValueDescribe::MultiTargetSingleHost {
                target_inner: &self.target_inner,
                host_inner: &self.host_inner,
            },
            (0, _n) => ValueDescribe::MultiHost(&self.host_inner),
            (1, _n) => ValueDescribe::MultiHostSingleTarget {
                target_inner: &self.target_inner,
                host_inner: &self.host_inner,
            },
            (_m, _n) => ValueDescribe::MultiBoth {
                target_inner: &self.target_inner,
                host_inner: &self.host_inner,
            },
        }
    }