Best JavaScript code snippet using storybook-root
core-presets.test.ts
Source:core-presets.test.ts
...70 if (!obj) return obj;71 if (typeof obj === 'string')72 return obj.replace(ROOT, 'ROOT').replace(NODE_MODULES, 'NODE_MODULES');73 if (Array.isArray(obj)) return obj.map(cleanRoots);74 if (obj instanceof RegExp) return cleanRoots(obj.toString());75 if (typeof obj === 'object') {76 return Object.fromEntries(77 Object.entries(obj).map(([key, val]) => {78 if (key === 'version' && typeof val === 'string') {79 return [key, '*'];80 }81 return [key, cleanRoots(val)];82 })83 );84 }85 return obj;86};87const getConfig = (fn: any, name): Configuration | null => {88 const call = fn.mock.calls.find((c) => c[0].name === name);89 if (!call) return null;90 return call[0];91};92const prepareSnap = (fn: any, name): Pick<Configuration, 'module' | 'entry' | 'plugins'> => {93 const config = getConfig(fn, name);94 if (!config) return null;95 const keys = Object.keys(config);96 const { module, entry, plugins } = config;97 return cleanRoots({ keys, module, entry, plugins: plugins.map((p) => p.constructor.name) });98};99const snap = (name: string) => `__snapshots__/${name}`;100describe.each([101 ['cra-ts-essentials', reactOptions],102 ['vue-3-cli', vue3Options],103 ['web-components-kitchen-sink', webComponentsOptions],104 ['html-kitchen-sink', htmlOptions],105])('%s', (example, frameworkOptions) => {106 beforeEach(() => {107 jest.clearAllMocks();108 cache.clear();109 });110 const options = {111 ...baseOptions,...
toc.js
Source:toc.js
1const {2 searchReferencesFromIdentifier,3 searchReferencesToIdentifier4} = require("./references");5const createAlphabeticalToc = ast =>6 ast7 .filter(production => production.identifier)8 .map(production => production.identifier)9 .reduce((acc, item) => acc.concat(item), [])10 .filter((item, index, list) => list.indexOf(item) === index)11 .sort()12 .map(node => ({ name: node }));13const isCharacterSet = production => {14 const rootChoice = production.definition && production.definition.choice;15 if (!rootChoice) {16 return false;17 }18 return rootChoice.every(element => element.terminal);19};20const createPath = (production, ast, path, cache = {}) => {21 const leaf = {22 name: production.identifier,23 characterSet: isCharacterSet(production)24 };25 if (path.includes(leaf.name)) {26 leaf.recursive = true;27 } else {28 const subPath = path.concat(production.identifier);29 const cacheEntry = cache[production.identifier];30 const children =31 cacheEntry !== undefined32 ? cacheEntry33 : searchReferencesFromIdentifier(production.identifier, ast)34 // Protect against missing references35 .filter(child =>36 ast.find(production => production.identifier === child)37 )38 .map(child =>39 createPath(40 ast.find(production => production.identifier === child),41 ast,42 subPath,43 cache44 )45 );46 cache[production.identifier] = children;47 if (children.length > 0) {48 leaf.children = children;49 const rootChoice = production.definition && production.definition.choice;50 if (51 rootChoice &&52 rootChoice.every(element => element.terminal || element.nonTerminal) &&53 children.every(child => child.characterSet)54 ) {55 leaf.characterSet = true;56 }57 }58 }59 return leaf;60};61const flatList = children =>62 children63 .map(child => [child.name].concat(flatList(child.children || [])))64 .reduce((acc, elem) => acc.concat(elem), []);65const createStructuralToc = ast => {66 const productions = ast.filter(production => production.identifier);67 const declarations = productions.map(production => production.identifier);68 const cache = {};69 const cleanRoots = productions70 .filter(71 production =>72 searchReferencesToIdentifier(production.identifier, productions)73 .length === 074 )75 .map(production => createPath(production, productions, [], cache));76 const recursiveTrees = productions77 .map(production => createPath(production, productions, [], cache))78 // Check if tree is recursive79 .filter(tree => flatList(tree.children || []).includes(tree.name))80 // Tree contained in a clean (non-recursive) root? remove.81 .filter(82 recursiveTree =>83 !cleanRoots84 .map(root => flatList(root.children || []))85 .some(list => list.includes(recursiveTree.name))86 )87 // The trees left are now88 // a -> b -> c -> a, vs.89 // b -> c -> a -> b, vs.90 // c -> a -> b -> c. Check which one is defined first, that one wins91 .filter((root, index, list) => {92 const indices = flatList(root.children || [])93 .filter(node => node !== root.name)94 .map(node => list.map(p => p.name).indexOf(node))95 .filter(e => e !== -1);96 const childIndex = Math.min(...indices);97 return index < childIndex;98 });99 return cleanRoots100 .concat(recursiveTrees)101 .sort(102 (a, b) => declarations.indexOf(a.name) - declarations.indexOf(b.name)103 );104};105const createDefinitionMetadata = (structuralToc, level = 0) => {106 const metadata = {};107 structuralToc.forEach(item => {108 const data = metadata[item.name] || { counted: 0 };109 if (level === 0) {110 data["root"] = true;111 }112 if (item.recursive) {113 data["recursive"] = true;114 }115 if (item.characterSet) {116 data["characterSet"] = true;117 }118 data["counted"]++;119 metadata[item.name] = data;120 if (item.children) {121 const childData = createDefinitionMetadata(item.children, level + 1);122 Object.entries(childData).forEach(([name, cData]) => {123 const data = metadata[name] || { counted: 0 };124 metadata[name] = {125 ...data,126 ...cData,127 counted: cData.counted + data.counted128 };129 });130 }131 });132 const values = Object.values(metadata);133 const total = values.reduce((acc, item) => acc + item.counted, 0);134 const average = total / values.length;135 Object.entries(metadata).forEach(([varName, value]) => {136 metadata[varName].common = value.counted > average;137 });138 return metadata;139};140module.exports = {141 createAlphabeticalToc,142 createDefinitionMetadata,143 createStructuralToc...
Using AI Code Generation
1import { cleanRoots } from 'storybook-root-decorator';2export default {3};4export const Test = () => {5 cleanRoots();6 return <div>Test</div>;7};8cleanRoots()
Using AI Code Generation
1import { cleanRoots } from 'storybook-root-decorator';2export const decorators = [cleanRoots];3export const parameters = {4 rootDecorator: {5 },6};7import { cleanRoots } from 'storybook-root-decorator';8export const decorators = [cleanRoots];9export const parameters = {10 rootDecorator: {11 },12};13MIT © [Viktor Todorov](
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!