@amazon-dax-sdk/client-dax/src/ExpressionErrorListener.js

Amazon DAX Client for JavaScript

/*
 * Copyright 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"). You may not
 * use this file except in compliance with the License. A copy of the License
 * is located at
 *
 *    http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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.
 */
'use strict';
const ErrorListener = require('antlr4').error.ErrorListener;
const DaxClientError = require('./DaxClientError');
const DaxErrorCode = require('./DaxErrorCode');

class ExpressionErrorListener extends ErrorListener {
  constructor(expression, expressionType) {
    super();
    this._mExpression = expression;
    this._mExpressionType = expressionType;
  }

  syntaxError(recognizer, offendingSymbol, line, column, message, exception) {
    let token = offendingSymbol;
    throw new DaxClientError('Invalid ' + this._mExpressionType + ': Syntax error; token: "'
      + token.text + '", near: line ' + line + ' char ' + column, DaxErrorCode.Validation, false);
  }
}

module.exports = ExpressionErrorListener;