coverage-node/private/reportCliError.mjs

import { inspect } from 'util';
import kleur from 'kleur';
import CliError from './CliError.mjs';
import errorConsole from './errorConsole.mjs';

/**
 * Reports a CLI error via the process `stderr`.
 * @kind function
 * @name reportCliError
 * @param {string} cliDescription CLI description.
 * @param {*} error Error to report.
 * @ignore
 */
export default function reportCliError(cliDescription, error) {
  if (typeof cliDescription !== 'string')
    throw new TypeError('First argument `cliDescription` must be a string.');

  errorConsole.group(
    // Whitespace blank lines shouldn’t have redundant indentation or color.
    `\n${kleur.bold().red(`Error running ${cliDescription}:`)}\n`
  );

  errorConsole.error(
    kleur.red(
      error instanceof CliError
        ? error.message
        : error instanceof Error
        ? // Rarely, an error doesn’t have a stack. In that case, the standard
          // `toString` method returns the error’s `name` + `: ` + the `message`.
          // This is consistent with the first part of a standard Node.js
          // error’s `stack`.
          error.stack || error
        : inspect(error)
    )
  );

  errorConsole.groupEnd();

  // Whitespace blank line.
  errorConsole.error();
}