Function formatReceived

packages/expect/src/toThrowMatchers.ts:407–456

(
  label: string,
  thrown: Thrown | null,
  key: string,
  expected?: string | RegExp,
)

  `${label + printExpected(expected)}\n`;

const formatReceived = (
  label: string,
  thrown: Thrown | null,
  key: string,
  expected?: string | RegExp,
) => {
  if (thrown === null) {
    return '';
  }

  if (key === 'message') {
    const message = thrown.message;

    if (typeof expected === 'string') {
      const index = message.indexOf(expected);
      if (index !== -1) {
        return `${
          label +
          printReceivedStringContainExpectedSubstring(
            message,
            index,
            expected.length,
          )
        }\n`;
      }
    } else if (expected instanceof RegExp) {
      return `${
        label +
        printReceivedStringContainExpectedResult(
          message,
          typeof expected.exec === 'function' ? expected.exec(message) : null,
        )
      }\n`;
    }

    return `${label + printReceived(message)}\n`;
  }

  if (key === 'name') {
    return thrown.isError
      ? `${label + printReceived(thrown.value.name)}\n`
      : '';
  }

  if (key === 'value') {
    return thrown.isError ? '' : `${label + printReceived(thrown.value)}\n`;
  }

  return '';
};

const formatStack = (thrown: Thrown | null) => {
  if (thrown === null || !thrown.isError) {