[speech-to-text] Fixed #189

Author: germanattanasio

services/speech_to_text/recognize_stream.js

@@ -64,10 +64,10 @@ RecognizeStream.prototype.initialize = function() {
 
   var queryParams = extend({model: 'en-US_BroadbandModel'}, pick(options, QUERY_PARAMS_ALLOWED));
   var queryString = Object.keys(queryParams).map(function(key) {
-    return key + '=' + (key == 'watson-token' ? queryParams[key] : encodeURIComponent(queryParams[key])); // our server chokes if the token is correctly url-encoded
+    return key + '=' + (key === 'watson-token' ? queryParams[key] : encodeURIComponent(queryParams[key])); // our server chokes if the token is correctly url-encoded
   }).join('&');
 
-  var url = (options.url || "wss://stream.watsonplatform.net/speech-to-text/api").replace(/^http/, 'ws') + '/v1/recognize?' + queryString;
+  var url = (options.url || 'wss://stream.watsonplatform.net/speech-to-text/api').replace(/^http/, 'ws') + '/v1/recognize?' + queryString;
 
   var openingMessage = extend({
     action: 'start',

services/speech_to_text/v1.js

@@ -25,10 +25,8 @@ var https          = require('https');
 var http           = require('http');
 var isStream       = require('isstream');
 var requestFactory = require('../../lib/requestwrapper');
-var qs             = require('querystring');
-var util           = require('util');
 var RecognizeStream = require('./recognize_stream');
-var pkg         = require('../../package.json');
+var pkg            = require('../../package.json');
 
 var PARAMS_ALLOWED = ['continuous', 'max_alternatives', 'timestamps', 'word_confidence', 'inactivity_timeout',
   'model', 'content-type', 'interim_results', 'keywords', 'keywords_threshold', 'word_alternatives_threshold' ];
@@ -85,8 +83,7 @@ SpeechToText.prototype.recognize = function(params, callback) {
     return;
   }
 
-  var queryParams = pick(params, ['continuous', 'max_alternatives', 'timestamps',
-    'word_confidence','inactivity_timeout', 'model']);
+  var queryParams = pick(params, PARAMS_ALLOWED);
 
   var _url = '/v1';
   _url += (params.session_id) ? ('/sessions/' + params.session_id) : '';