Function formatPrimitive

lib/internal/util/inspect.js:2233–2267

(fn, value, ctx)

}

function formatPrimitive(fn, value, ctx) {
  if (typeof value === 'string') {
    let trailer = '';
    if (value.length > ctx.maxStringLength) {
      const remaining = value.length - ctx.maxStringLength;
      value = StringPrototypeSlice(value, 0, ctx.maxStringLength);
      trailer = `... ${remaining} more character${remaining > 1 ? 's' : ''}`;
    }
    if (ctx.compact !== true &&
        // We do not support handling unicode characters width with
        // the readline getStringWidth function as there are
        // performance implications.
        value.length > kMinLineLength &&
        value.length > ctx.breakLength - ctx.indentationLvl - 4) {
      return ArrayPrototypeJoin(
        ArrayPrototypeMap(
          RegExpPrototypeSymbolSplit(/(?<=\n)/, value),
          (line) => fn(strEscape(line), 'string'),
        ),
        ` +\n${StringPrototypeRepeat(' ', ctx.indentationLvl + 2)}`,
      ) + trailer;
    }
    return fn(strEscape(value), 'string') + trailer;
  }
  if (typeof value === 'number')
    return formatNumber(fn, value, ctx.numericSeparator);
  if (typeof value === 'bigint')
    return formatBigInt(fn, value, ctx.numericSeparator);
  if (typeof value === 'boolean')
    return fn(`${value}`, 'boolean');
  if (typeof value === 'undefined')
    return fn('undefined', 'undefined');
  // es6 symbol primitive
  return fn(SymbolPrototypeToString(value), 'symbol');
}

function formatNamespaceObject(keys, ctx, value, recurseTimes) {
  const output = new Array(keys.length);