Refactor handling of null request values as per PR comments. See: htt…

…ps://github.com/dart-lang/http/pull/77/files/26e6075d93a41f381012b1588b2f4ccb056e9231
dart-lang · Apr 14, 2017 · 3fffb44 · 3fffb44
1 parent 1786d37
commit 3fffb44
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/lib/src/utils.dart b/lib/src/utils.dart
@@ -30,9 +30,8 @@ Map/*<K, V>*/ updateMap/*<K, V>*/(
 ///     mapToQuery({"foo": "bar", "baz": "bang"});
 ///     //=> "foo=bar&baz=bang"
 String mapToQuery(Map<String, String> map, {Encoding encoding}) {
-  map.keys
-    .where((k) => (map[k] == null)).toList() // -- keys for null elements
-    .forEach(map.remove);
+  var nullKeys = map.keys.where((k) => (map[k] == null)).toList();
+  nullKeys.forEach(map.remove); // -- remove elements with null values
 
   var pairs = <List<String>>[];
   map.forEach((key, value) =>