text: /*
   * 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.
   */
  
  const Lint = require('tslint');
  
  class ModuleMigrationWalker extends Lint.RuleWalker {
    visitImportDeclaration(node) {
  
      const moduleId = node.moduleSpecifier.text;
      const mapping = this.options.find(
        mapping => mapping.from === moduleId || mapping.from.startsWith(moduleId + '/')
      );
  
      if (!mapping) {
        return;
      }
  
      const newSource = moduleId.replace(mapping.from, mapping.to);
      const start = node.moduleSpecifier.getStart();
      const width = node.moduleSpecifier.getWidth();
  
      this.addFailure(
        this.createFailure(
          start,
          width,
          `Imported module "${moduleId}" should be "${newSource}"`,
          this.createReplacement(
            start,
            width,
            `'${newSource}'`
          )
        )
      );
  
      super.visitImportDeclaration(node);
    }
  }
  
  exports.Rule = class extends Lint.Rules.AbstractRule {
    apply(sourceFile) {
      return this.applyWithWalker(new ModuleMigrationWalker(sourceFile, this.getOptions()));
    }
  };
  