repro-mutable-range-extending-into-ternary.js — react Source File

Source Code

import {useState} from 'react';

function Component(props) {
  const items = props.items ? props.items.slice() : [];
  const [state] = useState('');
  return props.cond ? (
    <div>{state}</div>
  ) : (
    <div>
      {items.map(item => (
        <div key={item.id}>{item.name}</div>
      ))}
    </div>
  );
}

export const FIXTURE_ENTRYPOINT = {
  fn: Component,
  params: [{cond: false, items: [{id: 0, name: 'Alice'}]}],
  sequentialRenders: [
    {cond: false, items: [{id: 0, name: 'Alice'}]},
    {
      cond: false,
      items: [
        {id: 0, name: 'Alice'},
        {id: 1, name: 'Bob'},
      ],
    },
    {
      cond: true,
      items: [
        {id: 0, name: 'Alice'},
        {id: 1, name: 'Bob'},
      ],
    },
    {
      cond: false,
      items: [
        {id: 1, name: 'Bob'},
        {id: 2, name: 'Claire'},
      ],
    },
  ],
};