Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use deleteUndefined method in storybook-root

Best JavaScript code snippet using storybook-root

document.ts

Source:document.ts

1import { JDita } from "jdita";2import { IS_MARK, defaultNodeName } from "./schema";3function deleteUndefined(object?: any) {4  if (object) {5    for (let key in object) {6      if (typeof object[key] === 'undefined') {7        delete(object[key]);8      }9    }10  }11  return object;12}13export const NODES: Record<string, (value: JDita, parent: JDita) => any> = {14  audio: (value, parent) => {15    const attrs: any = deleteUndefined({ ...value.attributes });16    const content: JDita[] = [];17    if (value.children) {18      value.children.forEach(child => {19        if (child.nodeName === 'media-autoplay') {20          attrs.autoplay = 'autoplay';21          return;22        }23        if (child.nodeName === 'media-controls') {24          attrs.controls = 'controls';25          return;26        }27        if (child.nodeName === 'media-loop') {28          attrs.loop = 'loop';29          return;30        }31        if (child.nodeName === 'media-muted') {32          attrs.muted = 'muted';33          return;34        }35        if (['desc', 'media-track', 'media-source'].indexOf(child.nodeName) > -1) {36          content.push(child);37          return;38        }39      });40    }41    const result = { type: value.nodeName, attrs, content: content.map(child => travel(child, value)) };42    if (attrs && Object.keys(attrs).length) {43      result.attrs = attrs;44    }45    return result;46  },47  video: (value, parent) => {48    const attrs: any = deleteUndefined({ ...value.attributes });49    const content: JDita[] = [];50    if (value.children) {51      value.children.forEach(child => {52        if (child.nodeName === 'media-autoplay') {53          attrs.autoplay = 'autoplay';54          return;55        }56        if (child.nodeName === 'media-controls') {57          attrs.controls = 'controls';58          return;59        }60        if (child.nodeName === 'media-loop') {61          attrs.loop = 'loop';62          return;63        }64        if (child.nodeName === 'media-muted') {65          attrs.muted = 'muted';66          return;67        }68        if (child.nodeName === 'video-poster') {69          attrs.poster = child.attributes?.value;70          return;71        }72        if (['desc', 'media-track', 'media-source'].indexOf(child.nodeName) > -1) {73          content.push(child);74          return;75        }76      });77    }78    const result = { type: value.nodeName, attrs, content: content.map(child => travel(child, value)) };79    return result;80  },81  image: (value, parent) => {82    if (value.children83      && value.children[0].nodeName === 'alt'84      && value.children[0]?.children85      && value.children[0].children[0].nodeName == 'text'86      ) {87      const attrs = deleteUndefined({ ...value.attributes, alt: value.children[0].children[0].content });88      const result = { type: 'image', attrs };89      return result;90    }91    return defaultTravel(value, parent);92  },93  text: (value: JDita) => ({ type: 'text', text: value.content, attrs: {} }),94};95function defaultTravel(value: JDita, parent: JDita): any {96  const content = value.children?.map(child => travel(child, value));97  const attrs =  value.attributes || {};98  deleteUndefined(attrs);99  const type = defaultNodeName(value.nodeName);100  let result: any;101  if (IS_MARK.indexOf(value.nodeName) > -1) {102    if (content?.length === 1) {103      result = content[0];104      result.marks = [{ type }]105    }106  } else {107    result = {108      type,109      attrs,110    };111    if (content) {112      result.content = content;...

mapper.ts

Source:mapper.ts

1import { classToPlain, plainToClass } from 'class-transformer';2import { ClassType } from 'class-transformer/ClassTransformer';3export class Mapper {4  public static Map<T, G extends IDocument>(classInstance: ClassType<T>, source: G, deleteUndefined = false): T {5    if (Array.isArray(source)) {6      throw new Error('Invalid input');7    }8    return this.MapEach<T, G>(classInstance, source, deleteUndefined);9  }10  public static MapList<T, G extends IDocument>(classInstance: ClassType<T>, source: G[], deleteUndefined = false): T[] {11    if (Array.isArray(source)) {12      return source.map((s) => this.MapEach<T, G>(classInstance, s, deleteUndefined));13    }14    throw new Error('Invalid input');15  }16  private static MapEach<T, G extends IDocument>(classInstance: ClassType<T>, source: G, deleteUndefined: boolean): T {17    const plainObject = classToPlain(source._doc || source);18    const newClass = plainToClass(classInstance, plainObject, { excludeExtraneousValues: true});19    if (deleteUndefined)20      for (const prop in newClass) {21        if (newClass.hasOwnProperty(prop)) {22          if (newClass[prop] === undefined) delete newClass[prop];23        }24      }25    Mapper.checkForIds(newClass, source);26    return newClass;27  }28  private static checkForIds(newClass, source) {29    for (const prop in newClass) {30      if (newClass.hasOwnProperty(prop)) {31        if (!!newClass[prop] && newClass[prop].hasOwnProperty('_bsontype')) {32          newClass[prop] = source[prop].toString();33        } else if (Array.isArray(newClass[prop])) {34          for (const [i, n] of newClass[prop].entries())35            this.checkForIds(n, source[prop][i]);36        } else if (typeof newClass[prop] === 'object' && newClass[prop] !== null) {37            this.checkForIds(newClass[prop], source[prop]);38        }39      }40    }41  }...

defaultDTOValidation.pipe.ts

Source:defaultDTOValidation.pipe.ts

1import {2  ArgumentMetadata,3  BadRequestException,4  Injectable,5  PipeTransform,6} from '@nestjs/common';7import { classToPlain, plainToClass } from 'class-transformer';8import { validate } from 'class-validator';9import { Logger } from '../../utils/log4';10@Injectable()11export class DefaultDTOValidationPipe implements PipeTransform<any> {12  async transform(value, { metatype }: ArgumentMetadata) {13    if (!metatype || !this.toValidate(metatype)) {14      return value;15    }16    const object = plainToClass(metatype, value, {17      excludeExtraneousValues: true,18    });19    //å é¤æªéªè¯çå¼åéå®ä½ä¸çå¼20    const deleteUndefined = await classToPlain(object);21    for (const i in deleteUndefined) {22      if (deleteUndefined[i] === undefined) {23        delete deleteUndefined[i];24      }25    }26    const delObj = plainToClass(metatype, deleteUndefined);27    const errors = await validate(delObj);28    if (errors.length > 0) {29      console.log('error', Object.values(errors[0].constraints)[0]);30      const msg = Object.values(errors[0].constraints)[0]; // åªéè¦åç¬¬ä¸ä¸ªéè¯¯ä¿¡æ¯å¹¶è¿åå³å¯31      Logger.error(`Validation failed: ${msg}`);32      throw new BadRequestException(`Validation failed: ${msg}`);33    }34    return deleteUndefined;35  }36  private toValidate(metaType): boolean {37    const types = [String, Boolean, Number, Array, Object];38    return !types.find(type => metaType === type);39  }...

Using AI Code Generation

1import { deleteUndefined } from 'storybook-root';2const obj = { a: 1, b: undefined, c: 2 };3const newObj = deleteUndefined(obj);4import { deleteUndefined } from 'storybook-root';5const obj = { a: 1, b: undefined, c: 2 };6const newObj = deleteUndefined(obj);7import { deleteUndefined } from 'storybook-root';8const obj = { a: 1, b: undefined, c: 2 };9const newObj = deleteUndefined(obj);10import { deleteUndefined } from 'storybook-root';11const obj = { a: 1, b: undefined, c: 2 };12const newObj = deleteUndefined(obj);13import { deleteUndefined } from 'storybook-root';14const obj = { a: 1, b: undefined, c: 2 };15const newObj = deleteUndefined(obj);16import { deleteUndefined } from 'storybook-root';17const obj = { a: 1, b: undefined, c: 2 };18const newObj = deleteUndefined(obj);19import { deleteUndefined } from 'storybook-root';20const obj = { a: 1, b: undefined, c: 2 };21const newObj = deleteUndefined(obj);22import { deleteUndefined } from 'storybook-root

Using AI Code Generation

1const { deleteUndefined } = require('storybook-root');2const obj = {3  c: {4    f: {5    }6  }7};8const objWithoutUndefined = deleteUndefined(obj);9console.log(objWithoutUndefined)10{11  c: {12    f: {13    }14  }15}16const { deleteUndefined } = require('storybook-root');17const obj = {18  c: {19    f: {20    }21  }22};23const objWithoutUndefined = deleteUndefined(obj);24console.log(objWithoutUndefined)25{26  c: {27    f: {28    }29  }30}31const { deleteUndefined } = require('storybook-root');32const obj = {33  c: {34    f: {35    }36  }37};38const objWithoutUndefined = deleteUndefined(obj);39console.log(objWithoutUndefined)40{41  c: {42    f: {43    }44  }45}46const { deleteUndefined } = require('storybook-root');47const obj = {48  c: {49    f: {50    }51  }52};53const objWithoutUndefined = deleteUndefined(obj);54console.log(objWithoutUndefined)55{56  c: {57    f: {58    }59  }60}

Using AI Code Generation

1import { deleteUndefined } from 'storybook-root';2const obj = { a: 1, b: 2, c: undefined };3deleteUndefined(obj);4import { deleteUndefined } from 'storybook-root';5const obj = { a: 1, b: 2, c: undefined };6deleteUndefined(obj);7import { deleteUndefined } from 'storybook-root';8const obj = { a: 1, b: 2, c: undefined };9deleteUndefined(obj);10import { deleteUndefined } from 'storybook-root';11const obj = { a: 1, b: 2, c: undefined };12deleteUndefined(obj);13import { deleteUndefined } from 'storybook-root';14const obj = { a: 1, b: 2, c: undefined };15deleteUndefined(obj);16import { deleteUndefined } from 'storybook-root';17const obj = { a: 1, b: 2, c: undefined };18deleteUndefined(obj);19import { deleteUndefined } from 'storybook-root';20const obj = { a: 1, b: 2, c: undefined };21deleteUndefined(obj);22import { deleteUndefined } from 'storybook-root';23const obj = { a: 1, b: 2, c: undefined };24deleteUndefined(obj);25import { deleteUndefined } from 'storybook-root';26const obj = { a: 1,

Using AI Code Generation

1import { deleteUndefined } from 'storybook-root';2const obj = { a: 1, b: 2, c: undefined };3import { deleteUndefined } from 'storybook-root';4const obj = { a: 1, b: 2, c: undefined };5import { deleteUndefined } from 'storybook-root';6const obj = { a: 1, b: 2, c: undefined };7import { deleteUndefined } from 'storybook-root';8const obj = { a: 1, b: 2, c: undefined };9import { deleteUndefined } from 'storybook-root';10const obj = { a: 1, b: 2, c: undefined };11import { deleteUndefined } from 'storybook-root';12const obj = { a: 1, b: 2, c: undefined };13import { deleteUndefined } from 'storybook-root';14const obj = { a: 1, b: 2, c: undefined };15import { deleteUndefined } from 'storybook-root';16const obj = { a: 1, b: 2, c: undefined };

Using AI Code Generation

1const { deleteUndefined } = require("storybook-root");2const obj = {3    c: {4        f: {5        },6    },7};8const result = deleteUndefined(obj);9console.log(result);10const { deleteUndefined } = require("storybook-root");11const obj = {12    c: {13        f: {14        },15    },16};17const result = deleteUndefined(obj, true);18console.log(result);19const { deleteUndefined } = require("storybook-root");20const obj = {21    c: {22        f: {23        },24    },25};26const result = deleteUndefined(obj, false);27console.log(result);28const { deleteUndefined } = require("storybook-root");29const obj = {30    c: {31        f: {32        },33    },34};35const result = deleteUndefined(obj, 1);36console.log(result);

Using AI Code Generation

1const storybookRoot = require('storybook-root');2const obj = {3  d: {4  }5};6console.log(storybookRoot.deleteUndefined(obj));7const storybookRoot = require('storybook-root');8const obj = {9  d: {10  }11};12console.log(storybookRoot.deleteUndefined(obj));13const storybookRoot = require('storybook-root');14const obj = {15  d: {16  }17};18console.log(storybookRoot.deleteUndefined(obj));19const storybookRoot = require('storybook-root');20const obj = {21  d: {22  }23};24console.log(storybookRoot.deleteUndefined(obj));25const storybookRoot = require('storybook-root');26const obj = {27  d: {28  }29};30console.log(storybookRoot.deleteUndefined(obj

Using AI Code Generation

1import { deleteUndefined } from 'storybook-root'2import { storiesOf } from '@storybook/react'3import { action } from '@storybook/addon-actions'4import { linkTo } from '@storybook/addon-links'5import React from 'react'6import Button from './Button'7import Welcome from './Welcome'8storiesOf('Welcome', module).add('to Storybook', () => (9  <Welcome showApp={linkTo('Button')} />10storiesOf('Button', module)11  .add('with text', () => (12    <Button onClick={action('clicked')}>Hello Button</Button>13  .add('with some emoji', () => (14    <Button onClick={action('clicked')}>15  .add('with undefined', () => (16    <Button onClick={action('clicked')}>17        {deleteUndefined(undefined)}18import { configure } from '@storybook/react'19configure(require.context('../src', true, /\.stories\.js$/), module)20import 'storybook-root/register'21const path = require('path')22module.exports = async ({ config, mode }) => {23  config.resolve.alias = {24    'storybook-root': path.resolve(__dirname, '../')25  }26}

Using AI Code Generation

1import { deleteUndefined } from 'storybook-root';2const obj = {3  c: {4  },5};6const result = deleteUndefined(obj);7import { deleteUndefined } from 'storybook-root';8const obj = {9  c: {10  },11};12const result = deleteUndefined(obj);13import { deleteUndefined } from 'storybook-root';14const obj = {15  c: {16  },17};18const result = deleteUndefined(obj);19import { deleteUndefined } from 'storybook-root';20const obj = {21  c: {22  },23};24const result = deleteUndefined(obj);25import { deleteUndefined } from 'storybook-root';26const obj = {27  c: {28  },29};30const result = deleteUndefined(obj);31import { deleteUndefined } from 'storybook-root';32const obj = {33  c: {34  },35};36const result = deleteUndefined(obj);37import { deleteUndefined } from 'storybook-root';38const obj = {39  c: {40  },41};42const result = deleteUndefined(obj

Using AI Code Generation

1import { deleteUndefined } from 'storybook-root';2const obj = {3    address: {4    }5}6const cleanObj = deleteUndefined(obj);7console.log(cleanObj);8{9    address: {10    }11}12import { deleteUndefined } from 'storybook-root';13const obj = {14    address: {15    }16}17const cleanObj = deleteUndefined(obj);18console.log(cleanObj);19{20    address: {21    }22}23import { deleteUndefined } from 'storybook-root';24const obj = {25    address: {26    }27}28const cleanObj = deleteUndefined(obj);29console.log(cleanObj);30{31    address: {32    }33}34import { deleteUndefined } from 'storybook-root';35const obj = {

Automation Testing Tutorials

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.