feedr: fix enable option description

Also minor stylistic fixes.

modules/programs/feedr.nix

@@ -12,12 +12,12 @@ in
   meta.maintainers = with lib.maintainers; [ drupol ];
 
   options.programs.feedr = {
-    enable = lib.mkEnableOption "A feature-rich terminal-based RSS/Atom feed reader written in Rust.";
+    enable = lib.mkEnableOption "Feedr, a feature-rich terminal-based RSS/Atom feed reader written in Rust";
 
     package = lib.mkPackageOption pkgs "feedr" { nullable = true; };
 
     settings = lib.mkOption {
-      type = tomlFormat.type;
+      inherit (tomlFormat) type;
       default = { };
       example = lib.literalExpression ''
         {

tests/modules/programs/feedr/config-exists.nix

@@ -1,4 +1,3 @@
-{ ... }:
 {
   programs.feedr = {
     enable = true;
@@ -9,5 +8,10 @@
 
   nmt.script = ''
     assertFileExists "home-files/.config/feedr/config.toml"
+    assertFileContent "home-files/.config/feedr/config.toml" \
+      ${builtins.toFile "feedr-expected.toml" ''
+        [network]
+        http_timeout = 15
+      ''}
   '';
 }

tests/modules/programs/feedr/disabled.nix

@@ -1,4 +1,3 @@
-{ ... }:
 {
   programs.feedr.enable = false;