Method set

web/main.js:1127–1160

(target, key, value, receiver)

    super(false, isShallow2);
  }
  set(target, key, value, receiver) {
    let oldValue = target[key];
    const isArrayWithIntegerKey = isArray(target) && isIntegerKey(key);
    if (!this._isShallow) {
      const isOldValueReadonly = /* @__PURE__ */ isReadonly(oldValue);
      if (!/* @__PURE__ */ isShallow(value) && !/* @__PURE__ */ isReadonly(value)) {
        oldValue = /* @__PURE__ */ toRaw(oldValue);
        value = /* @__PURE__ */ toRaw(value);
      }
      if (!isArrayWithIntegerKey && /* @__PURE__ */ isRef(oldValue) && !/* @__PURE__ */ isRef(value)) {
        if (isOldValueReadonly) {
          return true;
        } else {
          oldValue.value = value;
          return true;
        }
      }
    }
    const hadKey = isArrayWithIntegerKey ? Number(key) < target.length : hasOwn(target, key);
    const result = Reflect.set(
      target,
      key,
      value,
      /* @__PURE__ */ isRef(target) ? target : receiver
    );
    if (target === /* @__PURE__ */ toRaw(receiver)) {
      if (!hadKey) {
        trigger(target, "add", key, value);
      } else if (hasChanged(value, oldValue)) {
        trigger(target, "set", key, value);
      }
    }
    return result;
  }
  deleteProperty(target, key) {
    const hadKey = hasOwn(target, key);
    target[key];