dumi
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📖 Documentation Generator of React Component
46 lines (45 loc) • 3.11 kB
JavaScript
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"]; if (null != _i) { var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1; try { if (_x = (_i = _i.call(arr)).next, 0 === i) { if (Object(_i) !== _i) return; _n = !1; } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0); } catch (err) { _d = !0, _e = err; } finally { try { if (!_n && null != _i.return && (_r = _i.return(), Object(_r) !== _r)) return; } finally { if (_d) throw _e; } } return _arr; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import { matchRoutes, useAppData, useLocation, useRouteData } from 'dumi';
import { useCallback, useState } from 'react';
import { useIsomorphicLayoutEffect } from "./utils";
/**
* hook for get matched route meta
*/
export var useRouteMeta = function useRouteMeta() {
var _useRouteData = useRouteData(),
route = _useRouteData.route;
var _useLocation = useLocation(),
pathname = _useLocation.pathname;
var _useAppData = useAppData(),
clientRoutes = _useAppData.clientRoutes;
var getter = useCallback(function () {
var ret;
if (route.path === pathname && !('isLayout' in route)) {
// use `useRouteData` result if matched, for performance
ret = route.meta;
} else {
var _matchRoutes, _matched$route;
// match manually for dynamic route & layout component
var matched = (_matchRoutes = matchRoutes(clientRoutes, pathname)) === null || _matchRoutes === void 0 ? void 0 : _matchRoutes.pop();
ret = matched === null || matched === void 0 ? void 0 : (_matched$route = matched.route) === null || _matched$route === void 0 ? void 0 : _matched$route.meta;
}
return ret || {
frontmatter: {},
toc: [],
texts: []
};
}, [clientRoutes.length, pathname]);
var _useState = useState(getter),
_useState2 = _slicedToArray(_useState, 2),
meta = _useState2[0],
setMeta = _useState2[1];
useIsomorphicLayoutEffect(function () {
setMeta(getter);
}, [clientRoutes.length, pathname]);
return meta;
};