MenuContext.js 2.4 KB

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  1. "use strict";
  2. var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
  3. var _typeof = require("@babel/runtime/helpers/typeof");
  4. Object.defineProperty(exports, "__esModule", {
  5. value: true
  6. });
  7. exports.MenuContext = void 0;
  8. exports.default = InheritableContextProvider;
  9. var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));
  10. var _objectSpread2 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));
  11. var React = _interopRequireWildcard(require("react"));
  12. var _useMemo = _interopRequireDefault(require("rc-util/lib/hooks/useMemo"));
  13. var _isEqual = _interopRequireDefault(require("rc-util/lib/isEqual"));
  14. var _excluded = ["children", "locked"];
  15. function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
  16. function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
  17. var MenuContext = exports.MenuContext = /*#__PURE__*/React.createContext(null);
  18. function mergeProps(origin, target) {
  19. var clone = (0, _objectSpread2.default)({}, origin);
  20. Object.keys(target).forEach(function (key) {
  21. var value = target[key];
  22. if (value !== undefined) {
  23. clone[key] = value;
  24. }
  25. });
  26. return clone;
  27. }
  28. function InheritableContextProvider(_ref) {
  29. var children = _ref.children,
  30. locked = _ref.locked,
  31. restProps = (0, _objectWithoutProperties2.default)(_ref, _excluded);
  32. var context = React.useContext(MenuContext);
  33. var inheritableContext = (0, _useMemo.default)(function () {
  34. return mergeProps(context, restProps);
  35. }, [context, restProps], function (prev, next) {
  36. return !locked && (prev[0] !== next[0] || !(0, _isEqual.default)(prev[1], next[1], true));
  37. });
  38. return /*#__PURE__*/React.createElement(MenuContext.Provider, {
  39. value: inheritableContext
  40. }, children);
  41. }