Initial commit

home/editors/nvim/plugins/formatting/conform.nix

@@ -0,0 +1,128 @@
+{pkgs, ...}: {
+  extraPackages = with pkgs; [
+    shfmt
+    shellcheck
+    stylua
+    alejandra
+
+    prettier
+    prettierd
+
+    sqruff
+
+    yamlfmt
+
+    black
+
+    go
+    gotools
+    google-java-format
+    ktlint
+    rustfmt
+    clang-tools
+    cmake-format
+
+    kdePackages.qtdeclarative # qmlformat
+  ];
+
+  plugins.conform-nvim = {
+    enable = true;
+
+    settings = {
+      notifyOnError = true;
+
+      formatters_by_ft = let
+        prettier = {
+          __unkeyed-1 = "prettierd";
+          __unkeyed-2 = "prettier";
+          timeout_ms = 2000;
+          stop_after_first = true;
+        };
+      in {
+        sh = ["shellcheck" "shfmt"];
+        lua = ["stylua"];
+        nix = ["alejandra"];
+
+        html = prettier;
+        css = prettier;
+        javascript = prettier;
+        typescript = prettier;
+        javascriptreact = prettier;
+        typescriptreact = prettier;
+
+        sql = ["sqruff"];
+
+        json = prettier;
+        yaml = ["yamlfmt"];
+
+        python = ["black"];
+
+        go = ["goimports" "gofmt"];
+        java = ["google-java-format"];
+        kotlin = ["ktlint"];
+        rust = ["rustfmt"];
+        c = ["clang_format"];
+        cmake = ["cmake_format"];
+        cpp = ["clang_format"];
+
+        qml = ["qmlformat"];
+        qmljs = ["qmlformat"];
+
+        "_" = ["trim_whitespace" "trim_newlines"];
+      };
+
+      formatters = {
+        prettier = {
+          command = "prettier";
+          prepend_args = ["-w"];
+        };
+        prettierd = {
+          command = "prettierd";
+          prepend_args = ["-w"];
+        };
+      };
+
+      format_on_save =
+        # lua
+        ''
+          function(bufnr)
+            if vim.g.disable_autoformat or vim.b[bufnr].disable_autoformat then
+              return
+            end
+
+            if vim.g.slow_format_filetypes[vim.bo[bufnr].filetype] then
+              return
+            end
+
+            local function on_format(err)
+              if err and err:match("timeout$") then
+                slow_format_filetypes[vim.bo[bufnr].filetype] = true
+              end
+            end
+
+            return { timeout_ms = 200, lsp_fallback = true }, on_format
+          end
+        '';
+
+      format_after_save =
+        # lua
+        ''
+          function (bufnr)
+            if vim.g.disable_autoformat or vim.b[bufnr].disable_autoformat then
+              return
+            end
+
+            if not vim.g.slow_format_filetypes[vim.bo[bufnr].filetype] then
+              return
+            end
+
+            return { lsp_fallback = true }
+          end
+        '';
+    };
+  };
+
+  extraConfigLua = ''
+    vim.g.slow_format_filetypes = {};
+  '';
+}