fix: filter tags from registry

src/bin/dockertags.rs

@@ -23,7 +23,7 @@ fn main() {
     let args = Args::parse();
     let query_args = QueryArgs::new(args.repository.as_str(), args.filter, args.arch);
     let config = docker_config::read_config();
-    let tags = match config {
+    let mut tags = match config {
         None => {
             let fetcher = DockerHubTagsFetcher::new();
             fetcher.get_tags(&query_args)
@@ -33,6 +33,7 @@ fn main() {
             fetcher.get_tags(&query_args)
         }
     };
+    tags.sort();
     for tag in tags {
         let _ = writeln!(std::io::stdout(), "{}", &tag);
     }

src/docker_hub.rs

@@ -93,7 +93,6 @@ impl DockerTagsFetcher for DockerHubTagsFetcher {
         for x in &filtered {
             results.push(x.name.clone().unwrap());
         }
-        results.sort();
         results
     }
 }

src/registry.rs

@@ -44,6 +44,11 @@ impl DockerTagsFetcher for RegistryTagsFetcher {
                 None => { results.push(format!("Image not found: {}/{}", namespace, repository)); }
             }
         };
+        if args.name.is_some() {
+            let pat = args.name.clone().unwrap();
+            results = results.into_iter().filter(|x| x.contains(&pat))
+                .collect::<Vec<String>>();
+        };
         results
     }
 }