kisildev

export default (fullName: string) => (
  fullName.split(' ').map((item, index) => {
    return index === 1 ? `@${item}` : item;
  })
)

kisildev

1) npm i jest --save-dev
2) npm i @types/jest ts-jest —save-dev
3) create jest.config.js
---------------------------
  module.exports = {
    "roots": [
      "<rootDir>/src"
    ],
    "transform": {
      "^.+\\.tsx?$": "ts-jest"

kisildev

it('should redirect to another page', () => {
  const user = {
    id: 1,
    token: 'J9gj9fj90.Tgf84h8Ufds.jfiosdjfi',
  };
  
//   static method
  const spy = jest.spyOn(Login, 'redirectUser');
  mount(<Login user={user} />, global.contextData);
  expect(spy).toBeCalled();

kisildev

create own config - https://createapp.dev/parcel

kisildev

//Link to repository - https://github.com/google-map-react/google-map-react

import React, { Component } from 'react';
import GoogleMapReact from 'google-map-react';
import Marker from './marker';
import mapStyle from './map-style';

export default class MapContainer extends Component {
  renderMarkers() {
    const { markersCoords } = this.props;

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  getUsers() {
      const { users } = this.props;
      if (Array.isArray(users)) {
          return users.map((user) => {
              return (<Participant key={user.id} userData={user} />);
          });
      } 
  };

kisildev

How to delete a commit on Github
1. We get the hash code of the commit that we want to return to.
2. Go to the repository folder and write to the console:

    $ git reset --hard a3775a5485af0af20375cedf46112db5f813322a 
    $ git push --force

kisildev

var a,w=document.createTreeWalker(document,NodeFilter.SHOW_TEXT);while(a=w.nextNode()){if(a.textContent.trim().length)a.textContent='Одиннадцатиклассница пошла посмотреть на достопримечательность, она шла долго, несколько строчек, пока не пришла'}

kisildev

import React, { Component } from 'react';
import ApiService from '../../services/api-service';
import Nav from '../../components/nav';
import Metabox from '../../components/metabox';
import Dialog from '../../components/dialog';
import Page404 from '../../components/page-404';
import Spinner from '../../components/spinner';
import './single-sample.scss';
import placeholder from './placeholder-image.png';
import { AppStatusContext } from '../../context/app-status-context';

kisildev

https://slides.com/wladeveloper/flex-content#/