@storybook/addon-docs/dist/cjs/blocks/Meta.js

Document component usage and properties in Markdown

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

require("core-js/modules/es.weak-map.js");

require("core-js/modules/es.object.get-own-property-descriptor.js");

require("core-js/modules/es.symbol.js");

require("core-js/modules/es.symbol.description.js");

require("core-js/modules/es.symbol.iterator.js");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.Meta = void 0;

require("core-js/modules/es.array.iterator.js");

require("core-js/modules/es.object.to-string.js");

require("core-js/modules/es.string.iterator.js");

require("core-js/modules/web.dom-collections.iterator.js");

require("core-js/modules/web.url.js");

require("core-js/modules/web.url-search-params.js");

var _react = _interopRequireWildcard(require("react"));

var _global = _interopRequireDefault(require("global"));

var _Anchor = require("./Anchor");

var _DocsContext = require("./DocsContext");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

var document = _global.default.document;

function getFirstStoryId(docsContext) {
  var stories = docsContext.componentStories();
  return stories.length > 0 ? stories[0].id : null;
}

function renderAnchor() {
  var context = (0, _react.useContext)(_DocsContext.DocsContext);
  var anchorId = getFirstStoryId(context) || context.id;
  return /*#__PURE__*/_react.default.createElement(_Anchor.Anchor, {
    storyId: anchorId
  });
}
/**
 * This component is used to declare component metadata in docs
 * and gets transformed into a default export underneath the hood.
 */


var Meta = function Meta() {
  var params = new URL(document.location).searchParams;
  var isDocs = params.get('viewMode') === 'docs';
  return isDocs ? renderAnchor() : null;
};

exports.Meta = Meta;