Replace Lexical with Expert

dev_shells.nix

···
   lib,
   stdenv,
   darwin,
-  lexical,
   livebook,
 }: {
   livebook = pkgs.mkShell {
···
       packages = [
         erlang
         rebar3
-        erlang-ls
       ];
     };
 
-  elixir = with beam.packages.erlang_27;
+  elixir = with beam.packages.erlang;
     mkShell {
       packages =
         [
           elixir
-          lexical
         ];
     };
 

flake.lock

···
         "type": "github"
       }
     },
+    "beam-flakes": {
+      "inputs": {
+        "flake-parts": [
+          "expert",
+          "flake-parts"
+        ],
+        "nixpkgs": [
+          "expert",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1771594669,
+        "narHash": "sha256-bjqfo3IobpY0se/LOL6U7J0AodvMTZjZad1x3XLc7HY=",
+        "owner": "elixir-tools",
+        "repo": "nix-beam-flakes",
+        "rev": "da950d6652b5b4bc43ee7c440a39097b4d96e448",
+        "type": "github"
+      },
+      "original": {
+        "owner": "elixir-tools",
+        "repo": "nix-beam-flakes",
+        "type": "github"
+      }
+    },
     "darwin": {
       "inputs": {
         "nixpkgs": [
···
         "type": "github"
       }
     },
+    "expert": {
+      "inputs": {
+        "beam-flakes": "beam-flakes",
+        "flake-parts": "flake-parts",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1772206698,
+        "narHash": "sha256-wyEBuDbmkifIphiSddyZu/IAVrud1Iu1AyNXVkCTWB0=",
+        "owner": "elixir-lang",
+        "repo": "expert",
+        "rev": "44a43e2d146ddb1a5cd9cce35b5cd7cd8947a94f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "elixir-lang",
+        "repo": "expert",
+        "type": "github"
+      }
+    },
     "flake-parts": {
       "inputs": {
         "nixpkgs-lib": "nixpkgs-lib"
···
         "nixpkgs-lib": "nixpkgs-lib_2"
       },
       "locked": {
-        "lastModified": 1719994518,
-        "narHash": "sha256-pQMhCCHyQGRzdfAkdJ4cIWiw+JNuWsTX7f0ZYSyz0VY=",
+        "lastModified": 1769996383,
+        "narHash": "sha256-AnYjnFWgS49RlqX7LrC4uA+sCCDBj0Ry/WOJ5XWAsa0=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "9227223f6d922fee3c7b190b2cc238a99527bbb7",
+        "rev": "57928607ea566b5db3ad13af0e57e921e6b12381",
         "type": "github"
       },
       "original": {
···
     },
     "flake-utils_2": {
       "inputs": {
-        "systems": "systems_2"
+        "systems": "systems"
       },
       "locked": {
         "lastModified": 1731533236,
···
         "type": "github"
       }
     },
-    "lexical": {
-      "inputs": {
-        "flake-parts": "flake-parts_2",
-        "nixpkgs": "nixpkgs",
-        "systems": "systems"
-      },
-      "locked": {
-        "lastModified": 1739906465,
-        "narHash": "sha256-p8XSJBX1igwC+ssEJGD8wb/ZYaEgLGozlY8N6spo3cA=",
-        "owner": "lexical-lsp",
-        "repo": "lexical",
-        "rev": "477e8b418b27960710109d0014167bb371b0cade",
-        "type": "github"
-      },
-      "original": {
-        "owner": "lexical-lsp",
-        "repo": "lexical",
-        "type": "github"
-      }
-    },
     "lix": {
       "flake": false,
       "locked": {
···
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1719931832,
-        "narHash": "sha256-0LD+KePCKKEb4CcPsTBOwf019wDtZJanjoKm1S8q3Do=",
+        "lastModified": 1771147098,
+        "narHash": "sha256-jpfPdBjKO232s5NueoNEvvVzpndiUzPLNYcH4/Ov0gY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0aeab749216e4c073cece5d34bc01b79e717c3e0",
+        "rev": "e3cb16bccd9facebae3ba29c6a76a4cc1b73462a",
         "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "nixpkgs-lib": {
···
     },
     "nixpkgs-lib_2": {
       "locked": {
-        "lastModified": 1719876945,
-        "narHash": "sha256-Fm2rDDs86sHy0/1jxTOKB1118Q0O3Uc7EC0iXvXKpbI=",
-        "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/5daf0514482af3f97abaefc78a6606365c9108e2.tar.gz"
-      },
-      "original": {
-        "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/5daf0514482af3f97abaefc78a6606365c9108e2.tar.gz"
-      }
-    },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1771147098,
-        "narHash": "sha256-jpfPdBjKO232s5NueoNEvvVzpndiUzPLNYcH4/Ov0gY=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "e3cb16bccd9facebae3ba29c6a76a4cc1b73462a",
+        "lastModified": 1769909678,
+        "narHash": "sha256-cBEymOf4/o3FD5AZnzC3J9hLbiZ+QDT/KDuyHXVJOpM=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "72716169fe93074c333e8d0173151350670b824c",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
-        "repo": "nixpkgs",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
         "type": "github"
       }
     },
···
         "agnoster": "agnoster",
         "darwin": "darwin",
         "darwin-stable": "darwin-stable",
-        "flake-parts": "flake-parts",
+        "expert": "expert",
+        "flake-parts": "flake-parts_2",
         "home-manager": "home-manager",
-        "lexical": "lexical",
         "lix": "lix",
         "lix-module": "lix-module",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs"
       }
     },
     "systems": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
-    },
-    "systems_2": {
       "locked": {
         "lastModified": 1681028828,
         "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",

flake.nix

···
     #   inputs.nixpkgs.follows = "nixpkgs";
     # };
 
-    lexical = {
-      url = "github:lexical-lsp/lexical";
+    expert = {
+      url = "github:elixir-lang/expert";
+      inputs.nixpkgs.follows = "nixpkgs";
     };
 
     # nixvim = {

modules/fish.nix

···
   home.sessionVariables = {
     PAGER = "${pkgs.less}/bin/less";
     MANPAGER = "nvim +Man!";
+    MANWIDTH = 80;
     LESS = "-SRFXi";
     ERL_FLAGS = "-kernel shell_history enabled";
   };

modules/nvim.nix

···
       #
       # runtimepath editing is not yet perfect, but works good enough so far
       customRC = let
-        lexical = pkgs.lexical.override {
-          beamPackages = pkgs.beam27Packages;
-        };
+        expert = inputs.expert.packages.${pkgs.stdenv.hostPlatform.system}.expert;
       in ''
         set runtimepath+=${./nvim}/after
         set runtimepath^=${./nvim}
         lua << EOF
         vim.g.lsp_paths = {
           ['rust_analyzer'] = "${pkgs.rust-analyzer}/bin/rust-analyzer",
-          ['lexical'] = "${lexical}/bin/lexical",
+          ['expert'] = "${expert}/bin/expert",
           ['elp'] = "${pkgs.erlang-language-platform}/bin/elp",
           ['typos_lsp'] = "${pkgs.typos-lsp}/bin/typos-lsp"
         }

modules/nvim/fnl/langclient.fnl

···
 (use nvim {: fun : cmd : opt : map :buf-map bmap})
 (use picker)
 (import-macros logger :nvim.logger)
-(import-macros {: augroup} :nvim)
+(import-macros {: augroup : defcommand} :nvim)
 
 (let [lsp vim.lsp
       border :rounded]
···
        :cmd [vim.g.lsp_paths.rust_analyzer]
        :settings {:rust-analyzer {:files {:excludeDirs [".direnv"]}}}})
 
-(setup :lexical {
+(setup :expert {
        :root_markers [ "mix.exs" ".git" ".jj" ]
        :filetypes [ "elixir" "eelixir" "heex" ]
-       :cmd [vim.g.lsp_paths.lexical]})
+       :cmd [vim.g.lsp_paths.expert "--stdio"]})
 
 (setup :elp {
        :root_markers [ "rebar.config" ]
···
 ;        :cmd [vim.g.lsm_paths.taplo :lsp :stdio]})
 
 ; (augroup lsp-direnv (on User :DirenvLoaded (cmd.LspStart)))
+
+(defcommand LspRestart {:nargs 1}
+            (vim.lsp.enable (tostring args) false)
+            (vim.lsp.enable (tostring args) true))

templates/elixir/flake.nix

···
       }: {
         devenv.shells.default = {
           language.elixir.enable = true;
-
-          packages = [
-            pkgs.lexical
-          ];
         };
       };
     };