feat(typst-lsp): added

default.nix

@@ -74,16 +74,28 @@ in
     ];
     extraLuaConfig =
       let
-        paths = {
+        # tries to compute a package set required to make package resolution in lua
+        # via deps["pkg"] work
+        packages = file:
+          let
+            out = builtins.readFile (pkgs.runCommandLocal "extract-deps"
+              { nativeBuildInputs = [ pkgs.gnused ]; __contentAddressed = true; } ''
+              sed -nr 's/.*(deps\.(.*)_path|deps\["(.*)"\]).*/\2/p' ${file} | uniq > $out
+            '');
+            names = lib.splitString "\n" (lib.traceVal out);
+          in
+          filter (name: name != "") names;
+        paths = (listToAttrs (map (name: { inherit name; value = builtins.getAttr name pkgs; }) (packages "${confDir}/*.lua"))) // {
           lldb = pkgs.lldb;
           rust_analyzer = rust-analyzer;
+          typst_lsp = pkgs.typst-lsp;
         };
         pathsLua = pkgs.writeTextFile {
           name = "nvim-deps.lua";
           text = ''
-            return {
-             ${concatStringsSep ",\n " (mapAttrsToList (name: path: ''${name}_path = "${path}"'') paths)}
-            }
+            deps = {}
+            ${concatStringsSep "\n " (mapAttrsToList (name: path: ''deps["${name}_path"] = "${path}"'') paths)}
+            return deps
           '';
         };
         confDir = lib.sourceFilesBySuffices ./. [ "lua" "vim" ];