@storybook/web-components/dist/index.js

Storybook web-components renderer

"use strict";var __defProp=Object.defineProperty;var __getOwnPropDesc=Object.getOwnPropertyDescriptor;var __getOwnPropNames=Object.getOwnPropertyNames;var __hasOwnProp=Object.prototype.hasOwnProperty;var __export=(target,all)=>{for(var name in all)__defProp(target,name,{get:all[name],enumerable:!0})},__copyProps=(to,from,except,desc)=>{if(from&&typeof from=="object"||typeof from=="function")for(let key of __getOwnPropNames(from))!__hasOwnProp.call(to,key)&&key!==except&&__defProp(to,key,{get:()=>from[key],enumerable:!(desc=__getOwnPropDesc(from,key))||desc.enumerable});return to};var __toCommonJS=mod=>__copyProps(__defProp({},"__esModule",{value:!0}),mod);var index_exports={};__export(index_exports,{getCustomElements:()=>getCustomElements,isValidComponent:()=>isValidComponent,isValidMetaData:()=>isValidMetaData,setCustomElements:()=>setCustomElements,setCustomElementsManifest:()=>setCustomElementsManifest,setProjectAnnotations:()=>setProjectAnnotations});module.exports=__toCommonJS(index_exports);var import_global4=require("@storybook/global");var import_global=require("@storybook/global"),{window:globalWindow}=import_global.global;globalWindow.STORYBOOK_ENV="web-components";var import_global2=require("@storybook/global");function isValidComponent(tagName){if(!tagName)return!1;if(typeof tagName=="string")return!0;throw new Error('Provided component needs to be a string. e.g. component: "my-element"')}function isValidMetaData(customElements){if(!customElements)return!1;if(customElements.tags&&Array.isArray(customElements.tags)||customElements.modules&&Array.isArray(customElements.modules))return!0;throw new Error(`You need to setup valid meta data in your config.js via setCustomElements().
    See the readme of addon-docs for web components for more details.`)}function setCustomElements(customElements){import_global2.global.__STORYBOOK_CUSTOM_ELEMENTS__=customElements}function setCustomElementsManifest(customElements){import_global2.global.__STORYBOOK_CUSTOM_ELEMENTS_MANIFEST__=customElements}function getCustomElements(){return import_global2.global.__STORYBOOK_CUSTOM_ELEMENTS__||import_global2.global.__STORYBOOK_CUSTOM_ELEMENTS_MANIFEST__}var import_preview_api2=require("storybook/preview-api");var entry_preview_exports={};__export(entry_preview_exports,{parameters:()=>parameters,render:()=>render,renderToCanvas:()=>renderToCanvas});var import_global3=require("@storybook/global"),import_lit=require("lit"),import_directive_helpers=require("lit/directive-helpers.js"),import_preview_api=require("storybook/preview-api"),import_ts_dedent=require("ts-dedent"),{Node}=import_global3.global,render=(args,context)=>{let{id,component}=context;if(!component)throw new Error(`Unable to render story ${id} as the component annotation is missing from the default export`);let element=document.createElement(component);return Object.entries(args).forEach(([key,val])=>{element[key]=val}),element};function renderToCanvas({storyFn,kind,name,showMain,showError,forceRemount},canvasElement){let element=storyFn();if(showMain(),(0,import_directive_helpers.isTemplateResult)(element)){(forceRemount||!canvasElement.querySelector('[id="root-inner"]'))&&(canvasElement.innerHTML='<div id="root-inner"></div>');let renderTo=canvasElement.querySelector('[id="root-inner"]');(0,import_lit.render)(element,renderTo),(0,import_preview_api.simulatePageLoad)(canvasElement)}else if(typeof element=="string")canvasElement.innerHTML=element,(0,import_preview_api.simulatePageLoad)(canvasElement);else if(element instanceof Node){if(canvasElement.firstChild===element&&!forceRemount)return;canvasElement.innerHTML="",canvasElement.appendChild(element),(0,import_preview_api.simulateDOMContentLoaded)()}else showError({title:`Expecting an HTML snippet or DOM node from the story: "${name}" of "${kind}".`,description:import_ts_dedent.dedent`
        Did you forget to return the HTML snippet from the story?
        Use "() => <your snippet or node>" or when defining the story.
      `})}var parameters={renderer:"web-components"};function setProjectAnnotations(projectAnnotations){return(0,import_preview_api2.setDefaultProjectAnnotations)(entry_preview_exports),(0,import_preview_api2.setProjectAnnotations)(projectAnnotations)}var{window,EventSource}=import_global4.global;typeof module<"u"&&module?.hot?.decline&&(module.hot.decline(),new EventSource("__webpack_hmr").addEventListener("message",function(event){try{let{action}=JSON.parse(event.data);action==="built"&&window.location.reload()}catch{}}));0&&(module.exports={getCustomElements,isValidComponent,isValidMetaData,setCustomElements,setCustomElementsManifest,setProjectAnnotations});