kakoune: add kak-tree-sitter

user/kakoune/kak-tree-sitter.nix

@@ -0,0 +1,64 @@
+{ pkgs, lib, ... }:
+let
+  hx-src = pkgs.helix.src;
+  kts-src = pkgs.kak-tree-sitter.src;
+  inherit (pkgs) fetchFromGitHub;
+in
+with pkgs.tree-sitter-grammars;
+{
+  xdg.configFile."kak-tree-sitter/config.toml".text =
+    lib.foldlAttrs
+      (
+        acc: name: vals:
+        acc
+        + ''
+          [language.${name}.grammar.source.local]
+          path = "${vals.parser}"
+          [language.${name}.grammar]
+          compile = "cc"
+          compile_args = ["-c", "-fpic", "../scanner.c", "../parser.c", "-I", ".."]
+          compile_flags = ["-O3"]
+          link = "cc"
+          link_args = ["-shared", "-fpic", "scanner.o", "parser.o", "-o", "typescript.so"]
+          link_flags = ["-O3"]
+          [language.${name}.queries.source.local]
+          path = "${vals.queries}"
+          [language.${name}.queries]
+          path = "${vals.queries}"
+        ''
+      )
+      ""
+      {
+        nix = {
+          parser = tree-sitter-nix + "/parser";
+          queries = tree-sitter-nix + "/queries";
+        };
+
+        scss = {
+          parser = tree-sitter-scss + "/parser";
+          queries = tree-sitter-scss + "/queries";
+        };
+        css = {
+          parser = tree-sitter-css + "/parser";
+          queries = tree-sitter-css + "/queries";
+        };
+
+        javascript = {
+          parser = tree-sitter-javascript + "/parser";
+          queries = tree-sitter-javascript + "/queries";
+        };
+        typescript = {
+          parser =
+            tree-sitter-typescript.overrideAttrs (old: {
+              src = fetchFromGitHub {
+                owner = "tree-sitter";
+                repo = "tree-sitter-typescript";
+                rev = "b1bf4825d9eaa0f3bdeb1e52f099533328acfbdf";
+                hash = "sha256-oZKit8kScXcOptmT2ckywL5JlAVe+wuwhuj6ThEI5OQ=";
+              };
+            })
+            + "/parser";
+          queries = kts-src + "/runtime/queries/typescript";
+        };
+      };
+}