Small refactor of requests

lib/projection.js

@@ -27,15 +27,11 @@ Projection.prototype.findTheaters = function(near, options, callback) {
   	return;
   }
 
-  request({uri: url, method: 'GET', encoding: null}, function (err, res, body) {
-	  err = errorCheck(err, res);
-	  if (err) {
-	  	callback(err);
-	  	return;
-	  }
-
-	  var encoding = charset(res.headers, body);
-		var $ = cheerio.load(iconv.decode(new Buffer(body), encoding));
+  requestGET(url, function(err, $) {
+  	if (err) {
+  		callback(err);
+  		return;
+  	}
 
 		// List of theaters returned
 		var theaters = [];
@@ -81,7 +77,7 @@ Projection.prototype.findTheaters = function(near, options, callback) {
 
 		self._cache.set(url, theaters);
 		callback(null, theaters);
-	})
+  });
 
 };
 
@@ -98,15 +94,11 @@ Projection.prototype.findMovie = function(near, movie, options, callback) {
   	return;
   }
 
-  request({uri: url, method: 'GET', encoding: null}, function (err, res, body) {
-	  err = errorCheck(err, res);
-	  if (err) {
-	  	callback(err);
-	  	return;
-	  }
-
-	  var encoding = charset(res.headers, body);
-		var $ = cheerio.load(iconv.decode(new Buffer(body), encoding));
+  requestGET(url, function(err, $) {
+  	if (err) {
+  		callback(err);
+  		return;
+  	}
 
 		var m = $('.movie');
 
@@ -158,6 +150,25 @@ Projection.prototype.findMovie = function(near, movie, options, callback) {
 
 };
 
+// Private
+function requestGET(url, callback) {
+	request({uri: url, method: 'GET', encoding: null}, function (err, res, body) {
+	  if (err) {
+	  	callback(err);
+	  	return;
+	  }
+	  if (res.statusCode !== 200) {
+	  	callback(res.statusCode);
+	  	returnl
+	  }
+
+	  var encoding = charset(res.headers, body);
+  	var $ = cheerio.load(iconv.decode(new Buffer(body), encoding));
+
+		callback(null, $);
+	})
+};
+
 // Private
 function toQS(options, near, movie){
 	var args = _.pick(options, 'hl', 'date');
@@ -166,17 +177,6 @@ function toQS(options, near, movie){
   return '?' + qs.stringify(args);
 };
 
-// Private
-function errorCheck(error, response){
-	if (error) {
-  	return error;
-  }
-  if (response.statusCode !== 200) {
-  	return response.statusCode;
-  }
-	return null;
-};
-
 // Private
 function formatInfos(infos) {
 	var cursor = 0,