markdown-proofing/lib/analyzers/sentiment.js

A markdown proofing platform for individuals, teams, and organizations.

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _analyzerResult = require('../analyzer-result');

var _analyzerResult2 = _interopRequireDefault(_analyzerResult);

var _textProcessor = require('../text-processor');

var _textProcessor2 = _interopRequireDefault(_textProcessor);

var _roundTo = require('round-to');

var _roundTo2 = _interopRequireDefault(_roundTo);

var _sentiment = require('sentiment');

var _sentiment2 = _interopRequireDefault(_sentiment);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

var SentimentAnalyzer = function () {
  function SentimentAnalyzer() {
    _classCallCheck(this, SentimentAnalyzer);
  }

  _createClass(SentimentAnalyzer, [{
    key: 'analyze',
    value: function analyze(str) {
      var result = new _analyzerResult2.default();

      var sentimentResult = (0, _sentiment2.default)(_textProcessor2.default.markdownToText(str));

      result.addMessage('sentiment-score', sentimentResult.score);

      // Explanation of comparative:
      // https://github.com/thisandagain/sentiment/issues/20
      result.addMessage('sentiment-comparative-score', (0, _roundTo2.default)(sentimentResult.comparative, 2));

      return result;
    }
  }]);

  return SentimentAnalyzer;
}();

exports.default = SentimentAnalyzer;
module.exports = exports['default'];