From c8777db448b7b501d70f492523723d163e63d8bb Mon Sep 17 00:00:00 2001
From: jdhao <jdhao@hotmail.com>
Date: Thu, 29 Jul 2021 22:31:36 +0800
Subject: [PATCH] update nvim-lsp settings

We shouldn't let the diagnostic window perstist forever. Close the
diagnostic windows when certain events happen.
---
 lua/config/lsp.lua | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/lua/config/lsp.lua b/lua/config/lsp.lua
index c0d18d8..156566c 100644
--- a/lua/config/lsp.lua
+++ b/lua/config/lsp.lua
@@ -1,3 +1,13 @@
+local M = {}
+
+function M.show_line_diagnostics()
+  local opts = {
+    focusable = false,
+    close_events = {'BufLeave', 'CursorMoved', 'InsertEnter', 'FocusLost'}
+  }
+  vim.lsp.diagnostic.show_line_diagnostics(opts)
+end
+
 local on_attach = function(client, bufnr)
   local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
   local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
@@ -23,8 +33,9 @@ local on_attach = function(client, bufnr)
   buf_set_keymap('n', '<space>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
   buf_set_keymap('n', '<space>ca', '<cmd>lua vim.lsp.buf.code_action()<CR>', opts)
 
-  -- Show diagnostic automatically when cursor is on hold.
-  vim.api.nvim_command('autocmd CursorHold <buffer> lua vim.lsp.diagnostic.show_line_diagnostics({focusable=false})')
+  vim.cmd [[
+    autocmd CursorHold <buffer> lua require('config.lsp').show_line_diagnostics()
+  ]]
 
   -- Set some keybinds conditional on server capabilities
   if client.resolved_capabilities.document_formatting then
@@ -148,3 +159,5 @@ vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(
     border = 'rounded'
   }
 )
+
+return M