ええやんクリップボード使いますわ

conf/rc/mappings.vim

@@ -4,31 +4,6 @@ nnoremap <Space>. <Cmd>edit $VIMDIR/vimrc<CR>
 nnoremap <Space>d <Cmd>DduSelectorCall filer<CR>
 nnoremap Q <Cmd>confirm qa<CR>
 
-" shellのcd用ヘルパー
-""/tmp/vim_shell_cdにカレントファイルのディレクトリパスを書き込んでVimを落とす
-nnoremap <C-q> <Cmd>call writefile([expand('%:p:h')], '/tmp/vim_shell_cd')<CR><Cmd>confirm qa<CR>
-
-" sugoi undo
-nnoremap U <C-r>
-
-" tab
-nnoremap H <Cmd>tabprevious<CR>
-nnoremap L <Cmd>tabnext<CR>
-nnoremap tt <Cmd>tab split<CR>
-
-" window movement
-nnoremap <Space>w <C-w>
-nnoremap sh <C-w>h
-nnoremap sj <C-w>j
-nnoremap sk <C-w>k
-nnoremap sl <C-w>l
-
-" こまめなセーブは忘れずに
-nnoremap <Space>s <Cmd>update<CR>
-
-" 開く前の方向に戻っていく
-nnoremap <expr> tq printf('<Cmd>tabclose <Bar> tabnext %d<CR>', max([1, tabpagenr() - 1]))
-
 " based from https://github.com/habamax/.vim/blob/5ae879ffa91aa090efedc9f43b89c78cf748fb01/plugin/mappings.vim?plain=1#L152
 " HLとPageDown/PageUpを共用する
 function s:pagedown() abort
@@ -54,3 +29,33 @@ endfunction
 
 nnoremap <Space>j <Cmd>call <SID>pagedown()<CR>
 nnoremap <Space>k <Cmd>call <SID>pageup()<CR>
+
+" shellのcd用ヘルパー
+""/tmp/vim_shell_cdにカレントファイルのディレクトリパスを書き込んでVimを落とす
+nnoremap <C-q> <Cmd>call writefile([expand('%:p:h')], '/tmp/vim_shell_cd')<CR><Cmd>confirm qa<CR>
+
+" sugoi undo
+nnoremap U <C-r>
+
+" tab
+nnoremap H <Cmd>tabprevious<CR>
+nnoremap L <Cmd>tabnext<CR>
+nnoremap tt <Cmd>tab split<CR>
+
+" window movement
+nnoremap <Space>w <C-w>
+nnoremap sh <C-w>h
+nnoremap sj <C-w>j
+nnoremap sk <C-w>k
+nnoremap sl <C-w>l
+
+" yank operation
+"" L<denops-vimrc-yank>
+nnoremap <CR> <Cmd>call vimrc#denops#request('yank', 'yank', [getline(1, '$')])<CR>
+
+" こまめなセーブは忘れずに
+nnoremap <Space>s <Cmd>update<CR>
+
+" 開く前の方向に戻っていく
+nnoremap <expr> tq printf('<Cmd>tabclose <Bar> tabnext %d<CR>', max([1, tabpagenr() - 1]))
+

conf/rc/mode/ov/map.vim

@@ -1,3 +1,8 @@
 " fake textobj-entire
 onoremap ae <Cmd>normal! gg0vG$<CR>
 xnoremap ae gg0oG$
+
+" yank operation
+"" L<denops-vimrc-yank>
+xnoremap <CR> <Cmd>call vimrc#denops#request('yank', 'yank', [getregion(getpos('v'), getpos('.'), #{type: mode()})])<CR>:<C-u><Esc>
+

denops/@deps/deno_std.ts

@@ -1,2 +1,3 @@
 export * as TOML from "/data/vim/repos/github.com/denoland/deno_std/toml/mod.ts";
 export * as stdpath from "/data/vim/repos/github.com/denoland/deno_std/path/mod.ts";
+export * from "/data/vim/repos/github.com/denoland/deno_std/encoding/base64.ts";

denops/@vimrc/yank.ts

@@ -0,0 +1,56 @@
+import { encodeBase64 } from "../@deps/deno_std.ts";
+import { Denops } from "../@deps/denops_std.ts";
+
+async function yankDetachWayland(text: string) {
+  const wlCopy = new Deno.Command("wl-copy", {
+    stdin: "piped",
+    stdout: "null",
+    stderr: "null",
+  }).spawn();
+  const w = wlCopy.stdin.getWriter();
+  w.write(new TextEncoder().encode(text))
+    .finally(() => w.close());
+  await wlCopy.status;
+  // detach tmux for VIME use
+  await new Deno.Command("tmux", {
+    args: ["detach-client"],
+  }).output();
+}
+
+async function oscyank(denops: Denops, text: string) {
+  const content = `\x1b]52;c;${encodeBase64(text)}\x1b\\`;
+  if (denops.meta.host == "vim") {
+    await denops.call("echoraw", content);
+  } else {
+    await denops.call("luaeval", "vim.api.nvim_chan_send(2, _A)", content);
+  }
+}
+
+function union(text: unknown) {
+  if (Array.isArray(text)) {
+    return text.join("\n");
+  }
+  return String(text);
+}
+
+// X<denops-vimrc-yank>
+export async function main(denops: Denops) {
+  const isWayland = Deno.env.get("WAYLAND_DISPLAY") != "" &&
+    Boolean(await denops.call("executable", "wl-copy"));
+  denops.dispatcher = {
+    async yank(text: unknown) {
+      const trimText = union(text).trimEnd();
+      if (isWayland) {
+        await yankDetachWayland(trimText);
+      } else {
+        await oscyank(denops, trimText);
+      }
+    },
+  };
+  // await denops.cmd(
+  //   `nnoremap <CR> <Cmd>call denops#request('${denops.name}', 'yank', [getline(1, '$')->join("\\n")])<CR>`,
+  // );
+  // await denops.cmd(
+  //   `xnoremap <CR> y<Cmd>call denops#request('${denops.name}', 'yank', [getreg(v:register)])<CR>`,
+  // );
+}