comparison rust/hg-core/src/dirstate_tree/dispatch.rs @ 47332:4ee9f419c52e

rust: Return owned instead of borrowed DirstateEntry in DirstateMap APIs

This will enable the tree-based DirstateMap to not always have an actual
DirstateEntry in memory for all nodes, but construct it on demand.

Differential Revision: https://phab.mercurial-scm.org/D10746

47331:0252600fd1cf

    fn len(&self) -> usize;

    fn contains_key(&self, key: &HgPath) -> bool;

    fn get(&self, key: &HgPath) -> Option<&DirstateEntry>;

    fn iter(&self) -> StateMapIter<'_>;
}

impl DirstateMapMethods for DirstateMap {

    fn contains_key(&self, key: &HgPath) -> bool {
        (&**self).contains_key(key)
    }

    fn get(&self, key: &HgPath) -> Option<&DirstateEntry> {
        (&**self).get(key)
    }

    fn iter(&self) -> StateMapIter<'_> {
        Box::new((&**self).iter().map(|(key, value)| (&**key, value)))
    }
}

47332:4ee9f419c52e

    fn len(&self) -> usize;

    fn contains_key(&self, key: &HgPath) -> bool;

    fn get(&self, key: &HgPath) -> Option<DirstateEntry>;

    fn iter(&self) -> StateMapIter<'_>;
}

impl DirstateMapMethods for DirstateMap {

    fn contains_key(&self, key: &HgPath) -> bool {
        (&**self).contains_key(key)
    }

    fn get(&self, key: &HgPath) -> Option<DirstateEntry> {
        (&**self).get(key).cloned()
    }

    fn iter(&self) -> StateMapIter<'_> {
        Box::new((&**self).iter().map(|(key, value)| (&**key, *value)))
    }
}