add lua

1 files changed, 92 insertions, 0 deletions

diff --git a/mut/neovim/lua/my/lsp.lua b/mut/neovim/lua/my/lsp.lua
new file mode 100644
index 0000000..ff09277
--- /dev/null
+++ b/mut/neovim/lua/my/lsp.lua
@@ -0,0 +1,92 @@
+function set_buf_opt(buf, name, value)
+  return function() vim.api.nvim_buf_set_option(buf, name, value) end
+end
+
+function buf_map(mode, key, fn)
+  return function() vim.keymap.set(mode, key, fn, {silent= true,  noremap = true, buffer = 0}) end
+end
+
+function lsp_action(action)
+  return vim.lsp.buf[action]
+end
+
+local capability_map = {
+  -- completionProvider = (set_buf_opt :omnifunc "v:lua.vim.lsp.omnifunc"),
+      -- hoverProvider = set_buf_opt("keywordprg", ":LspHover"),
+          renameProvider = buf_map("n", "<leader>gr", lsp_action("rename")),
+   signatureHelpProvider = buf_map("n", "<leader>gs", lsp_action("signature_help")),
+      definitionProvider = buf_map("n", "<leader>gd", lsp_action("definition")),
+             declaration = buf_map("n", "<leader>gD", lsp_action("declaration")),
+  implementationProvider = buf_map("n", "<leader>gi", lsp_action("implementation")),
+      referencesProvider = buf_map("n", "<leader>gg", lsp_action("references")),
+  documentSymbolProvider = buf_map("n", "<leader>gds", lsp_action("workspace_symbol")),
+      codeActionProvider = buf_map("n", "<leader>ga", lsp_action("code_action")),
+        codeLensProvider = buf_map("n", "<leader>gl", vim.lsp.codelens.run),
+      inlayHintProvider = function()
+        vim.lsp.inlay_hint.enable(true)
+        buf_map("n", "<leader>gh", function() vim.lsp.inlay_hint.enable(0, not vim.lsp.inlay_hint.is_enabled(0)) end)
+      end,
+     documentFormattingProvider = function()
+      set_buf_opt("formatexpr", "v:lua.vim.lsp.format()")
+      buf_map("n", "<leader>gq", function() vim.lsp.buf.format({async= true}) end)
+    end,
+}
+
+local M = {}
+
+-- (fn map-to-capabilities [{: client : buf}]
+--   (fn use [cpb]
+--     (match cpb
+--
+--  (each [cpb enabled? (pairs client.server_capabilities)]
+--    (if enabled?
+--        (use cpb)))
+--  {: client : buf})
+
+-- (fn register-handlers [{: client : buf}]
+--   (tset (. client :handlers) :textDocument/publishDiagnostics
+--         (vim.lsp.with
+--           (fn [_ result ctx config]
+--             (vim.lsp.diagnostic.on_publish_diagnostics _ result ctx
+--                                                        config)
+--             (vim.diagnostic.setloclist {:open false}))
+--           {:virtual_text false
+--            :underline true
+--            :update_in_insert false
+--            :severity_sort true}))
+--   {: client : buf})
+
+-- (var format-on-save true)
+-- (fn toggle-format-on-save []
+--   (set format-on-save (not format-on-save)))
+-- (vim.api.nvim_create_user_command :LspToggleOnSave toggle-format-on-save {:nargs 1 :complete (fn [] [:format])})
+
+-- (fn events [{: client : buf}]
+--   (match client.server_capabilities
+--     {:documentFormattingProvider true}
+--     (vim.api.nvim_create_autocmd
+--      :BufWritePre
+--      {:group
+--       (vim.api.nvim_create_augroup :format-events {:clear true})
+--       :buffer buf
+--       :callback #(if format-on-save (vim.lsp.buf.format))})))
+
+M.attach = function (ev)
+  vim.iter(ev.client.server_capabilities)
+    :each(function(c)
+      local fn = capability_map[c]
+      if fn then fn() end
+    end)
+end
+
+-- (fn attach [cb]
+--   (-> cb
+--       (register-handlers)
+--       (map-to-capabilities)
+--       (events)))
+-- (fn lsp-attach-event [ev]
+--   (local client (vim.lsp.get_client_by_id ev.data.client_id))
+--   (local buf ev.buf)
+--   (attach {: client : buf}))
+ -- {: attach : lsp-attach-event}
+return M