fix bug future headers (#6)

Author: nggepe

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.0.2
+
+- fix bug `futureHeaders` attribute
+
 ## 0.0.1
 
 - Invalidate key with `Pattern`

example/pubspec.lock

@@ -108,7 +108,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.0.1"
+    version: "0.0.2"
   http_parser:
     dependency: transitive
     description:

lib/src/http_cache.dart

@@ -127,7 +127,7 @@ class _HttpCacheState<T> extends State<HttpCache<T>> {
   void _initialize() async {
     assertionHttpCache(widget.staleTime, widget.cacheTime);
 
-    headers = widget.futureHeaders == null
+    headers = widget.futureHeaders != null
         ? await widget.futureHeaders
         : widget.headers;
 

pubspec.yaml

@@ -1,6 +1,6 @@
 name: http_cache_flutter
 description: Cacheable http request with interactive widget. Our goal is we can fetching and caching http request only with one widget
-version: 0.0.1
+version: 0.0.2
 homepage: https://github.com/nggepe/http_cache_flutter
 
 environment: