code: function buildReporterMethod(method, consoleMethod = 'log') {
  	if (typeof method !== 'function') {
  		method = () => {};
  	}
  	return async input => {
  		const output = await method(input);
  		if (output) {
  			console[consoleMethod](output);
  		}
  	};
  }
docs: Build a Pa11y reporter method, making it async and only outputting when
  actual output is returned.
  @private
  @param {Function} method - The reporter method to build.
  @param {String} [consoleMethod='log'] - The console method to use in reporting.
  @returns {Function} Returns a built async reporter method.