hakorune/examples/jit_map_get_param_hh.hako

// Map.get with both receiver and key as function parameters
// Expect: JIT hostcall allow for nyash.map.get_hh (Handle,Handle)
// Run:
//   NYASH_JIT_EXEC=1 NYASH_JIT_THRESHOLD=1 NYASH_JIT_HOSTCALL=1 NYASH_JIT_EVENTS=1 \
//     ./target/release/nyash --backend vm examples/jit_map_get_param_hh.hako

box Helper {
  birth() {
    // no-op constructor
  }
  getv(m, k) {
    return m.get(k)
  }
}

static box Main {
  main() {
    local m, k, v
    m = new MapBox()
    k = "key1"
    v = "value1"
    // Mutating ops fall back to VM by policy (read-only JIT)
    m.set(k, v)
    // Use user-defined box Helper so that getv is lowered into a MIR function
    local h
    h = new Helper()
    // Both m and k are parameters of Helper.getv/2 → JIT can use HH path
    return h.getv(m, k)
  }
}