'use strict';
const common = require('../common');
const assert = require('assert');
const { startNewREPLServer } = require('../common/repl');

const { replServer, output } = startNewREPLServer({
  prompt: '',
  terminal: false,
  useColors: false,
  global: false,
  eval: common.mustCall((code, context, filename, cb) => {
    replServer.setPrompt('prompt! ');
    cb(new Error('err'));
  })
});

replServer.write('foo\n');

// The output includes exactly one post-error prompt.
assert.match(output.accumulator, /prompt!/);
assert.doesNotMatch(output.accumulator, /prompt![\S\s]*prompt!/);
output.on('data', common.mustNotCall());