From 16ec9365bcd0954508812e4d7152ac1ea95b0b40 Mon Sep 17 00:00:00 2001
From: Dietrich Rink <dietrich@noreply>
Date: Sat, 10 Jun 2023 14:58:06 +0200
Subject: [PATCH] make diagnostics prettier and show them in pop-up

---
 basic/nvim/plugconf/lspconfig.lua | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/basic/nvim/plugconf/lspconfig.lua b/basic/nvim/plugconf/lspconfig.lua
index 2ccf4d8..8055d28 100644
--- a/basic/nvim/plugconf/lspconfig.lua
+++ b/basic/nvim/plugconf/lspconfig.lua
@@ -14,3 +14,27 @@ vim.api.nvim_create_autocmd('LspAttach', {
     vim.keymap.set('n', '<leader>p', vim.diagnostic.goto_prev, opts)
   end,
 })
+
+-- Show diagnostics in bordered pop-up
+vim.diagnostic.config { virtual_text = false, float = { border = 'rounded' } }
+vim.lsp.handlers['textDocument/hover'] = vim.lsp.with(
+  vim.lsp.handlers.hover, { border = 'rounded' }
+)
+vim.lsp.handlers['textDocument/signatureHelp'] = vim.lsp.with(
+  vim.lsp.handlers.signature_help, { border = 'rounded' }
+)
+vim.o.updatetime = 500
+vim.api.nvim_create_autocmd({'CursorHold'}, {
+  pattern = {'*'},
+  callback = function(ev)
+    vim.diagnostic.open_float(nil, { focus = false })
+  end,
+})
+
+-- Set diagnostic signs
+local signs = { Error = ' ', Warning = ' ', Hint = ' ', Information = ' ' }
+for type, icon in pairs(signs) do
+  local hl = 'DiagnosticSign' .. type
+  vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = "" })
+end
+