Function array_slice

src/PyListProxyHandler.cc:193–236

}

static bool array_slice(JSContext *cx, unsigned argc, JS::Value *vp) {
  JS::CallArgs args = JS::CallArgsFromVp(argc, vp);

  if (!args.requireAtLeast(cx, "slice", 1)) {
    return false;
  }

  JS::RootedObject proxy(cx, JS::ToObject(cx, args.thisv()));
  if (!proxy) {
    return false;
  }
  PyObject *self = JS::GetMaybePtrFromReservedSlot<PyObject>(proxy, PyObjectSlot);

  Py_ssize_t selfLength = PyList_GET_SIZE(self);

  uint64_t start = 0;
  uint64_t stop = selfLength;
  if (args.length() > 0) {
    int64_t d;

    if (!JS::ToInt64(cx, args[0], &d)) {
      return false;
    }

    start = normalizeSliceTerm(d, selfLength);

    if (args.hasDefined(1)) {
      if (!JS::ToInt64(cx, args[1], &d)) {
        return false;
      }

      stop = normalizeSliceTerm(d, selfLength);
    }
  }

  PyObject *result = PyList_GetSlice(self, (Py_ssize_t)start, (Py_ssize_t)stop);
  if (!result) {
    return false;
  }

  args.rval().set(jsTypeFactory(cx, result));
  Py_DECREF(result);
  return true;
}

static bool array_indexOf(JSContext *cx, unsigned argc, JS::Value *vp) {
  JS::CallArgs args = JS::CallArgsFromVp(argc, vp);