Component() — react Function Reference

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/mixedreadonly-mutating-map.js lines 32–54

function Component({extraJsx}) {
  const x = makeArray();
  const items = useFragment();
  // This closure has the following effects that must be replayed:
  //   - MaybeFreeze / Capture of `items`
  //   - ConditionalMutate of x
  const jsx = items.a.map((item, i) => {
    arrayPush(x, 2);
    return <Stringify item={item} key={i} />;
  });
  const offset = jsx.length;
  for (let i = 0; i < extraJsx; i++) {
    jsx.push(<Stringify item={0} key={i + offset} />);
  }
  const count = jsx.length;
  identity(count);
  return (
    <>
      <Stringify x={x} count={count} />
      {jsx[0]}
    </>
  );
}