feat: can declare extra lua packages

BREAKING CHANGE: The init configuration has moved out of runtime
configuration. It is now in the mkNeovimPkg confuguration.

CHANGELOG.md

@@ -2,6 +2,18 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.0.10] - 2024-06-09
+
+### Features
+
+- Runtime is now optional
+- [**breaking**] `init.lua` configuration is now a `mkNeovimPkg`'s option
+- Add option init config object to generate `init.lua`
+
+### Miscellaneous Tasks
+
+- Add alejandra to nix shell
+
 ## [0.0.9] - 2024-06-09
 
 ### Features

README.md

@@ -181,28 +181,37 @@ The function accepts the following attributes:
 
 Here's a list of all accepted arguments
 
-| name                    | default                 | description                                                    |
-|-------------------------|-------------------------|----------------------------------------------------------------|
-| `pkgs`                  | N/A                     | The nixpkgs set. **REQUIRED**                                  |
-| `package`               | `pkgs.neovim-unwrapped` | The unwrapped neovim package to use                            |
-| `runtime`               | `{}`                    | Your Runtime configuration (see below)                         |
-| `dependencies`          | `[]`                    | A list of your dependencies (see below)                        |
-| `dependenciesExtraArgs` | `{}`                    | Extra arguments to load your dependencies in other files       |
-| `viAlias`               | `false`                 | Wether to create a `vi` alias to run neovim                    |
-| `vimAlias`              | `false`                 | Wether to create a `vim` alias to run neovim                   |
-| `vimdiffAlias`          | `false`                 | Wether to create a `vimdiff` alias to run neovim in diff mode  |
-| `nvimdiffAlias`         | `false`                 | Wether to create a `nvimdiff` alias to run neovim in diff mode |
+| name                    | default                 | description                                                         |
+|-------------------------|-------------------------|---------------------------------------------------------------------|
+| `pkgs`                  | N/A                     | The nixpkgs set. **REQUIRED**                                       |
+| `package`               | `pkgs.neovim-unwrapped` | The unwrapped neovim package to use                                 |
+| `init`                  | `null`                  | The `init.lua` of your config (string, path or init config object)¹ |
+| `runtime`               | `{}`                    | Your Runtime configuration (see below)                              |
+| `dependencies`          | `[]`                    | A list of your dependencies (see below)                             |
+| `dependenciesExtraArgs` | `{}`                    | Extra arguments to load your dependencies in other files            |
+| `extraLuaPackages`      | `null`                  | Extra lua packages needed for the plugin                            |
+| `viAlias`               | `false`                 | Wether to create a `vi` alias to run neovim                         |
+| `vimAlias`              | `false`                 | Wether to create a `vim` alias to run neovim                        |
+| `vimdiffAlias`          | `false`                 | Wether to create a `vimdiff` alias to run neovim in diff mode       |
+| `nvimdiffAlias`         | `false`                 | Wether to create a `nvimdiff` alias to run neovim in diff mode      |
+
+> ¹ If you give your own `init.lua` as string or path, you'll have to call `sloth-flake` lua plugin yourself. See more below.
+
+The init configuration object accepts the following properties:
+
+| name       | default | description                                                                |
+|------------|---------|----------------------------------------------------------------------------|
+| `init`     | `null`  | Lua code call before plugins init. String or path.                         |
+| `postInit` | `null`  | Lua code call after plugins init and before plugin config. String or path. |
+| `config`   | `null`  | Luas cod call after plugins config. String or path.                        |
 
 The Runtime configuration object accepts the following properties:
 
 | name      | default | description                    |
 |-----------|---------|--------------------------------|
 | `version` | `null`  | The version of your runtime    |
-| `init`    | `null`  | The `init.lua` of your config¹ |
 | `src`     | `null`  | The content of your runtime    |
 
-> ¹ If you give your own `init.lua`, you'll have to call `sloth-flake` lua plugin yourself. See more below.
-
 The dependencies is a list of element of either:
 - path: the path of the file to load other dependencies
 - package: a nix package of a neovim/vim plugin
@@ -210,17 +219,18 @@ The dependencies is a list of element of either:
 
 The Plugin configuration object accepts the following properties:
 
-| name           | default | description                                                    |
-|----------------|---------|----------------------------------------------------------------|
-| `plugin`       | N/A     | The plugin to load² **REQUIRED**                               |
-| `init`         | `null`  | Lua code (as string of path) to call before loading the plugin |
-| `config`       | `null`  | Lua code (as string of path) to call after loading the plugin  |
-| `dependencies` | `[]`    | The plugin dependencies³                                       |
-| `lazy`         | `false` | Should the plugin be loaded lazily                             |
-| `cmd`          | `[]`    | Command to put as place_holder to load the lazy plugin⁴        |
-| `ft`           | `[]`    | Filetype to watch to load the lazy plugin⁴                     |
-| `events`       | `[]`    | Events to watch to load the lazy plugin⁴⁵                      |
-| `keymaps`      | `[]`    | Keymaps that when press will load the lazy plugin⁴⁶            |
+| name               | default | description                                                    |
+|--------------------|---------|----------------------------------------------------------------|
+| `plugin`           | N/A     | The plugin to load² **REQUIRED**                               |
+| `init`             | `null`  | Lua code (as string of path) to call before loading the plugin |
+| `config`           | `null`  | Lua code (as string of path) to call after loading the plugin  |
+| `dependencies`     | `[]`    | The plugin dependencies³                                       |
+| `extraLuaPackages` | `null`  | Extra lua packages needed for the plugin                       |
+| `lazy`             | `false` | Should the plugin be loaded lazily                             |
+| `cmd`              | `[]`    | Command to put as place_holder to load the lazy plugin⁴        |
+| `ft`               | `[]`    | Filetype to watch to load the lazy plugin⁴                     |
+| `events`           | `[]`    | Events to watch to load the lazy plugin⁴⁵                      |
+| `keymaps`          | `[]`    | Keymaps that when press will load the lazy plugin⁴⁶            |
 
 > ² The plugin can be either a nix package or an object with only `name` and
 > `src` as properties. The latter will be used to create a nix package of your

VERSION

@@ -1 +1 @@
-0.0.9
+0.0.10

flake.nix

@@ -35,7 +35,7 @@
     in {
       inherit formatter;
       devShells.default = import ./shell.nix {
-        inherit pkgs nil;
+        inherit pkgs nil formatter;
       };
     };
   in

lib/mkNeovimPkg.nix

@@ -6,21 +6,21 @@
   package ? pkgs.neovim-unwrapped,
   dependencies ? [],
   dependenciesExtraArgs ? {},
-  runtime ? {},
+  extraLuaPackages ? (_: []),
+  runtime ? null,
+  init ? null,
   viAlias ? false,
   vimAlias ? false,
   vimdiffAlias ? false,
   nvimdiffAlias ? false,
   ...
 } @ config: let
-  inherit (builtins) map;
+  inherit (builtins) isString isPath map;
   inherit (pkgs) callPackage bash lib;
   inherit (lib.strings) optionalString;
+  inherit (lib.lists) concatMap optional;
   inherit (lib.trivial) flip;
-  # inherit (lib.lists) concatMap filter foldl' map optional reverseList;
-  # inherit (lib.attrsets) attrNames optionalAttrs;
-  # inherit (lib.strings) concatStringsSep fileContents hasSuffix removePrefix removeSuffix replaceStrings;
-  # inherit (lib.debug) traceIf traceSeq traceVal traceValSeq traceValFn;
+  inherit (lib.attrsets) optionalAttrs;
 
   deps = callPackage ./deps.nix {inherit dependenciesExtraArgs types;};
 
@@ -29,20 +29,69 @@
   runtimePlugin = deps.mkRuntimePlugin runtime;
   plugins =
     normalizedPlugins
-    ++ (deps.normalizePlugins [runtimePlugin sloth-flake]);
+    ++ (
+      deps.normalizePlugins
+      ([sloth-flake] ++ (optional (runtime != null) runtimePlugin))
+    );
 
   extractPlugin = p: {inherit (p) optional plugin;};
   extractPlugins = map extractPlugin;
 
-  customRC = let
-    rc = ({init ? ../lua/default_init.lua, ...}: init) runtime;
+  extractLuaPackageFn = plugin:
+    optional (plugin ? extraLuaPackages) plugin.extraLuaPackages;
+  extractLuaPackagesFn = plugins: let
+    fnList = concatMap extractLuaPackageFn plugins;
+    concatPackages = ps: fn: fn ps;
   in
-    deps.textOrContent rc;
+    ps: concatMap (concatPackages ps) fnList;
+
+  buildInit = {
+    init ? null,
+    postInit ? null,
+    config ? null,
+  }: let
+    initStr = optionalString (! isNull init) ''
+      (function()
+      ${deps.textOrContent init}
+      end)();
+
+    '';
+
+    slothCall =
+      if isNull postInit
+      then "require('sloth-flake').setup {}"
+      else ''
+        require('sloth-flake').setup {
+          post_init = function()
+            ${deps.textOrContent postInit}
+          end,
+        };
+      '';
+
+    configStr = optionalString (! isNull config) ''
+
+      (function()
+      ${deps.textOrContent config}
+      end)()
+    '';
+  in ''
+    -- Generated by sloth-flake
+    ${initStr}
+    ${slothCall}
+    ${configStr}
+  '';
+
+  customRC =
+    if isString init || isPath init
+    then deps.textOrContent init
+    else buildInit (optionalAttrs (! isNull init) init);
 
   neovimConfig =
     pkgs.neovimUtils.makeNeovimConfig {
       inherit customRC;
       plugins = extractPlugins plugins;
+      extraLuaPackages = ps:
+        (extractLuaPackagesFn plugins ps) ++ (extraLuaPackages ps);
     }
     // {luaRcContent = customRC;};
   params =

lib/types.nix

@@ -11,13 +11,20 @@ in rec {
       # The version of the runtime
       version = option string;
 
-      # The init configuration file
-      init = option (either path string);
-
       # The content of the runtime directory
       src = any;
     };
 
+  neovimInitType = with yants;
+    struct "neovimInit" {
+      # Lua code to call before plugins loaded
+      init = option (either string path);
+      # Lua code called after init but before import
+      postInit = option (either string path);
+      # Lua code called after all plugins are loaded
+      config = option (either string path);
+    };
+
   # As simple remote plugin definition
   basicPluginType = with yants;
     struct "basicPlugin" {
@@ -65,6 +72,9 @@ in rec {
       # Ensure thoses plugins are loaded before the current one
       dependencies = option (list drv);
 
+      # Ensure those packages are available
+      extraLuaPackages = option function;
+
       # Should this plugin be load lazily ?
       lazy = option bool;
 
@@ -98,14 +108,20 @@ in rec {
       # Default is pkgs.neovim-unwrapped
       package = option drv;
 
+      # init.lua configuration
+      init = option (eitherN [string path neovimInitType]);
+
       # An array of dependencies.
-      dependencies = list dependency;
+      dependencies = option (list dependency);
 
       # Extra argument to pass to dependencies files
-      dependenciesExtraArgs = attrs any;
+      dependenciesExtraArgs = option (attrs any);
+
+      # Ensure those packages are available
+      extraLuaPackages = option function;
 
       # Runtime configuration
-      runtime = runtimeType;
+      runtime = option runtimeType;
 
       # Create a vi alias
       viAlias = option bool;

shell.nix

@@ -1,13 +1,15 @@
 {
-  pkgs,
+  formatter,
   nil,
+  pkgs,
   ...
 }:
 with pkgs;
   mkShell {
     buildInputs = [
+      formatter
+      git-cliff
       nil
       sumneko-lua-language-server
-      git-cliff
     ];
   }