From f88e2fb5f170591e7e5c6f63470a5a187935a553 Mon Sep 17 00:00:00 2001
From: Yacine Hmito <gpyh@users.noreply.github.com>
Date: Wed, 11 Jan 2017 07:00:48 +0100
Subject: [PATCH] zsh-autosuggestions: init at 0.3.3 (#21792)

Added a related `programs.zsh.enableAutosuggestions` option
---
 nixos/modules/programs/zsh/zsh.nix          | 11 +++++++
 pkgs/shells/zsh-autosuggestions/default.nix | 32 +++++++++++++++++++++
 pkgs/top-level/all-packages.nix             |  2 ++
 3 files changed, 45 insertions(+)
 create mode 100644 pkgs/shells/zsh-autosuggestions/default.nix

diff --git a/nixos/modules/programs/zsh/zsh.nix b/nixos/modules/programs/zsh/zsh.nix
index 5b7d94157454..b4d941a7770c 100644
--- a/nixos/modules/programs/zsh/zsh.nix
+++ b/nixos/modules/programs/zsh/zsh.nix
@@ -91,6 +91,13 @@ in
         '';
         type = types.bool;
       };
+      
+      enableAutosuggestions = mkOption {
+        default = false;
+        description = ''
+          Enable zsh-autosuggestions
+        '';
+      };
 
     };
 
@@ -132,6 +139,10 @@ in
           "source ${pkgs.zsh-syntax-highlighting}/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh"
         }
 
+        ${optionalString (cfg.enableAutosuggestions)
+          "source ${pkgs.zsh-autosuggestions}/share/zsh-autosuggestions/zsh-autosuggestions.zsh"
+        }
+
         HELPDIR="${pkgs.zsh}/share/zsh/$ZSH_VERSION/help"
       '';
 
diff --git a/pkgs/shells/zsh-autosuggestions/default.nix b/pkgs/shells/zsh-autosuggestions/default.nix
new file mode 100644
index 000000000000..4071d7bd0f21
--- /dev/null
+++ b/pkgs/shells/zsh-autosuggestions/default.nix
@@ -0,0 +1,32 @@
+{ stdenv, fetchFromGitHub, zsh }:
+
+# To make use of this derivation, use the `programs.zsh.enableAutoSuggestions` option
+
+stdenv.mkDerivation rec {
+  name = "zsh-autosuggestions-${version}";
+  version = "0.3.3";
+
+  src = fetchFromGitHub {
+    repo = "zsh-autosuggestions";
+    owner = "zsh-users";
+    rev = "v${version}";
+    sha256 = "0mnwyz4byvckrslzqfng5c0cx8ka0y12zcy52kb7amg3l07jrls4";
+  };
+
+  buildInputs = [ zsh ];
+
+  buildPhases = [ "unpackPhase" "installPhase" ];
+
+  installPhase = ''
+    install -D zsh-autosuggestions.zsh \
+      $out/share/zsh-autosuggestions/zsh-autosuggestions.zsh
+    '';
+
+  meta = with stdenv.lib; {
+    description = "Fish shell autosuggestions for Zsh";
+    homepage = "https://github.com/zsh-users/zsh-autosuggestions";
+    license = licenses.mit;
+    platforms = platforms.unix;
+    maintainers = [ maintainers.loskutov ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c038430eaed6..7b7acc0e638d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4553,6 +4553,8 @@ in
 
   zsh-syntax-highlighting = callPackage ../shells/zsh-syntax-highlighting { };
 
+  zsh-autosuggestions = callPackage ../shells/zsh-autosuggestions { };
+
   zstd = callPackage ../tools/compression/zstd { };
 
   zsync = callPackage ../tools/compression/zsync { };