Method try_insert

cranelift/bforest/src/set.rs:117–124

Like `insert` but returns an error on allocation failure.

(
        &mut self,
        key: K,
        forest: &mut SetForest<K>,
        comp: &C,
    )

    /// Like `insert` but returns an error on allocation failure.
    pub fn try_insert<C: Comparator<K>>(
        &mut self,
        key: K,
        forest: &mut SetForest<K>,
        comp: &C,
    ) -> Result<bool, OutOfMemory> {
        self.cursor(forest, comp).try_insert(key)
    }

    /// Remove `key` from the set and return true.
    ///