zsh-completions: init at version 0.18.0 (#16512)

"This projects aims at gathering/developing new completion scripts that
are not available in Zsh yet. The scripts are meant to be contributed to
the Zsh project when stable enough."

lib/maintainers.nix

@@ -276,6 +276,7 @@
   odi = "Oliver Dunkl <oliver.dunkl@gmail.com>";
   offline = "Jaka Hudoklin <jakahudoklin@gmail.com>";
   olcai = "Erik Timan <dev@timan.info>";
+  olejorgenb = "Ole Jørgen Brønner <olejorgenb@yahoo.no>";
   orbitz = "Malcolm Matalka <mmatalka@gmail.com>";
   osener = "Ozan Sener <ozan@ozansener.com>";
   otwieracz = "Slawomir Gonet <slawek@otwiera.cz>";

pkgs/shells/zsh-completions/default.nix

@@ -0,0 +1,26 @@
+{ stdenv, fetchFromGitHub}:
+
+stdenv.mkDerivation rec {
+  name = "zsh-completions-${version}";
+  version = "0.18.0";
+
+  src = fetchFromGitHub {
+    owner = "zsh-users";
+    repo = "zsh-completions";
+    rev = "${version}";
+    sha256 = "0iwb1kaidjxaz66kbbdzbydbdlfc6dk21sflzar0zy25jgx1p4xs";
+  };
+
+  installPhase= ''
+    install -D --target-directory=$out/share/zsh/site-functions src/*
+  '';
+
+  meta = {
+    description = "Additional completion definitions for zsh";
+    homepage = "https://github.com/zsh-users/zsh-completions";
+    license = stdenv.lib.licenses.free;
+
+    platforms = stdenv.lib.platforms.unix;
+    maintainers = [ stdenv.lib.maintainers.olejorgenb ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -4148,6 +4148,8 @@ in
 
   nix-zsh-completions = callPackage ../shells/nix-zsh-completions { };
 
+  zsh-completions = callPackage ../shells/zsh-completions { };
+
   zsh-prezto = callPackage ../shells/zsh-prezto { };
 
   grml-zsh-config = callPackage ../shells/grml-zsh-config { };