wip: heuristics engine

packages/core/src/heuristics.rs

@@ -0,0 +1,41 @@
+use std::collections::HashMap;
+
+use crate::FC;
+
+pub(crate) struct HeuristicsEngine {
+    heuristics: HashMap<FcSlot, Heuristic>,
+}
+
+pub(crate) type FcSlot = *const ();
+
+pub(crate) struct Heuristic {
+    hooks: u32,
+    bump_size: u64,
+}
+
+impl HeuristicsEngine {
+    pub(crate) fn new() -> Self {
+        Self {
+            heuristics: HashMap::new(),
+        }
+    }
+
+    fn recommend<T>(&mut self, fc: FC<T>, heuristic: Heuristic) {
+        let g = fc as FcSlot;
+        let e = self.heuristics.entry(g);
+    }
+
+    fn get_recommendation<T>(&mut self, fc: FC<T>) -> &Heuristic {
+        let id = fc as FcSlot;
+
+        self.heuristics.entry(id).or_insert(Heuristic {
+            bump_size: 100,
+            hooks: 10,
+        })
+    }
+}
+
+#[test]
+fn types_work() {
+    let engine = HeuristicsEngine::new();
+}