kibana/packages/kbn-eslint-plugin-eslint/lib.js

/*
 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

exports.assert = function assert(truth, message) {
  if (truth) {
    return;
  }

  const error = new Error(message);
  error.failedAssertion = true;
  throw error;
};

exports.normalizeWhitespace = function normalizeWhitespace(string) {
  return string.replace(/\s+/g, ' ');
};

exports.init = function(context, program, initStep) {
  try {
    return initStep();
  } catch (error) {
    if (error.failedAssertion) {
      context.report({
        node: program,
        message: error.message,
      });
    } else {
      throw error;
    }
  }
};