Function addNumericSeparatorEnd

lib/internal/util/inspect.js:2178–2187

(integerString)

}

function addNumericSeparatorEnd(integerString) {
  let result = '';
  let i = 0;
  for (; i < integerString.length - 3; i += 3) {
    result += `${StringPrototypeSlice(integerString, i, i + 3)}_`;
  }
  return i === 0 ?
    integerString :
    `${result}${StringPrototypeSlice(integerString, i)}`;
}

const remainingText = (remaining) => `... ${remaining} more item${remaining > 1 ? 's' : ''}`;