[log] Allow prints to be hidden behing debug flag

.gitignore

@@ -12,3 +12,6 @@ pubspec.lock
 # Directory created by dartdoc
 # If you don't generate documentation locally you can remove this line.
 doc/api/
+
+# vim
+*.swp

lib/simple_http_client.dart

@@ -70,6 +70,8 @@ class SimpleHttpClient {
   /// Timeout for the requests. Default value is [:10:] seconds
   final Duration timeout;
 
+  final bool debug;
+
   HttpClient _httpClient;
   List<Interceptor> _interceptors = new List();
   Interceptor _authenticate;
@@ -100,6 +102,7 @@ class SimpleHttpClient {
       this.followRedirects: true,
       this.maxRedirects: 5,
       this.maxAuthRetries: 1,
+      this.debug: false,
       List<SimpleCertificate> trustedCertificates})
       : _securityContext =
             (trustedCertificates != null) ? new SecurityContext() : null {
@@ -267,7 +270,9 @@ class SimpleHttpClient {
       {ContentType contentType, Map<String, String> headers}) async {
     var response = await _execute(() => _post(url, contentType: contentType),
         body: body, headers: headers);
-    print("POST $url [${response.statusCode}]");
+    if (debug) {
+      print("POST $url [${response.statusCode}]");
+    }
     return response;
   }
 
@@ -285,8 +290,10 @@ class SimpleHttpClient {
       {ContentType contentType, Map<String, String> headers}) async {
     var response = await _execute(() => _put(url, contentType: contentType),
         body: body, headers: headers);
-    print("PUT $url [${response.statusCode}]");
-
+    
+    if (debug) {
+      print("PUT $url [${response.statusCode}]");
+    }
     return response;
   }
 
@@ -299,7 +306,10 @@ class SimpleHttpClient {
   /// Will return a [Response]
   Future<Response> get(String url, {Map<String, String> headers}) async {
     var response = await _execute(() => _get(url), headers: headers);
-    print("GET $url [${response.statusCode}]");
+    
+    if (debug) {
+      print("GET $url [${response.statusCode}]");
+    }
     return response;
   }
 
@@ -312,8 +322,10 @@ class SimpleHttpClient {
   /// Will return a [Response]
   Future<Response> delete(String url, {Map<String, String> headers}) async {
     var response = await _execute(() => _delete(url), headers: headers);
-    print("DELETE $url [${response.statusCode}]");
-
+    
+    if (debug) {
+      print("DELETE $url [${response.statusCode}]");
+    }
     return response;
   }
 }