fzf: application extracted from goPackages

pkgs/tools/misc/fzf/default.nix

···
+# This file was generated by go2nix.
+{ stdenv, lib, ncurses, goPackages, fetchgit, fetchhg, fetchbzr, fetchsvn }:
+
+with goPackages;
+
+buildGoPackage rec {
+  name = "fzf-${version}";
+  version = "0.12.2";
+  rev = "${version}";
+
+  goPackagePath = "github.com/junegunn/fzf";
+
+  src = fetchgit {
+    inherit rev;
+    url = "https://github.com/junegunn/fzf";
+    sha256 = "02qqcnijv8z3736iczbx082yizpqk02g5k746k7sdgfkgyxydppk";
+  };
+
+  buildInputs = [ ncurses ];
+
+  goDeps = ./deps.json;
+  
+  patchPhase = ''
+    sed -i -e "s|expand('<sfile>:h:h').'/bin/fzf'|'$bin/bin/fzf'|" plugin/fzf.vim
+    sed -i -e "s|expand('<sfile>:h:h').'/bin/fzf-tmux'|'$bin/bin/fzf-tmux'|" plugin/fzf.vim
+  '';
+
+  postInstall= ''
+    cp $src/bin/fzf-tmux $bin/bin
+    mkdir -p $out/share/vim-plugins
+    ln -s $out/share/go/src/github.com/junegunn/fzf $out/share/vim-plugins/${(builtins.parseDrvName fzf.name).name}
+  '';
+}

pkgs/tools/misc/fzf/deps.json

···
+[
+  {
+    "goPackagePath": "github.com/junegunn/go-runewidth",
+    "fetch": {
+      "type": "git",
+      "url": "https://github.com/junegunn/go-runewidth",
+      "rev": "63c378b851290989b19ca955468386485f118c65",
+      "sha256": "1z5mhfrpqdssn3603vwd95w69z28igwq96lh7b9rrdcx440i822d"
+    }
+  },
+  {
+    "goPackagePath": "github.com/junegunn/go-shellwords",
+    "fetch": {
+      "type": "git",
+      "url": "https://github.com/junegunn/go-shellwords",
+      "rev": "35d512af75e283aae4ca1fc3d44b159ed66189a4",
+      "sha256": "08la0axabk9hiba9mm4ypp6a116qhvdlxa1jvkxhv3d4zpjsp4n7"
+    }
+  }
+]

pkgs/top-level/all-packages.nix

···
 
   fsmark = callPackage ../tools/misc/fsmark { };
 
-  fzf = goPackages.fzf.bin // { outputs = [ "bin" ]; };
+  fzf = (callPackage ../tools/misc/fzf {}).bin;
 
   fzy = callPackage ../tools/misc/fzy { };
 

pkgs/top-level/go-packages.nix

···
     buildInputs = [ afero ];
   };
 
-  fzf = buildFromGitHub {
-    rev = "0.12.0";
-    owner = "junegunn";
-    repo = "fzf";
-    sha256 = "0lxh8nf5xc5qnmx18h0q43iy3hy818firkz4rfkr3b0b5gd3aan1";
-
-    buildInputs = [
-      crypto ginkgo gomega junegunn.go-runewidth go-shellwords pkgs.ncurses text
-    ];
-
-    patchPhase = ''
-      sed -i -e "s|expand('<sfile>:h:h').'/bin/fzf'|'$bin/bin/fzf'|" plugin/fzf.vim
-      sed -i -e "s|expand('<sfile>:h:h').'/bin/fzf-tmux'|'$bin/bin/fzf-tmux'|" plugin/fzf.vim
-    '';
-
-    postInstall= ''
-      cp $src/bin/fzf-tmux $bin/bin
-      mkdir -p $out/share/vim-plugins
-      ln -s $out/share/go/src/github.com/junegunn/fzf $out/share/vim-plugins/${(builtins.parseDrvName fzf.name).name}
-    '';
-  };
-
   g2s = buildFromGitHub {
     rev    = "ec76db4c1ac16400ac0e17ca9c4840e1d23da5dc";
     owner  = "peterbourgon";
···
     sha256 = "16y64r1v054c2ln0bi5mrqq1cmvy6d6pnxk1glb8lw2g31ksa80c";
   };
 
-  junegunn.go-runewidth = buildGoPackage rec {
-    rev = "travisish";
-    name = "go-runewidth-${rev}";
-    goPackagePath = "github.com/junegunn/go-runewidth";
-    src = fetchFromGitHub {
-      inherit rev;
-      owner = "junegunn";
-      repo = "go-runewidth";
-      sha256 = "07d612val59sibqly5d6znfkp4h4gjd77783jxvmiq6h2fwb964k";
-    };
-  };
-
   jp = buildFromGitHub {
     rev = "0.1.2";
     owner = "jmespath";
···
     owner  = "mattn";
     repo   = "go-runewidth";
     sha256 = "1hnigpn7rjbwd1ircxkyx9hvi0xmxr32b2jdy2jzw6b3jmcnz1fs";
-  };
-
-  go-shellwords = buildGoPackage rec {
-    rev = "35d512af75e283aae4ca1fc3d44b159ed66189a4";
-    name = "go-shellwords-${rev}";
-    goPackagePath = "github.com/junegunn/go-shellwords";
-    src = fetchFromGitHub {
-      inherit rev;
-      owner = "junegunn";
-      repo = "go-shellwords";
-      sha256 = "c792abe5fda48d0dfbdc32a84edb86d884a0ccbd9ed49ad48a30cda5ba028a22";
-    };
   };
 
   go-restful = buildFromGitHub {