vim.diagnostic.config({ virtual_text = false, signs = true, underline = true, update_in_insert = true, severity_sort = false, }) local signs = { Error = " ", Warn = " ", Hint = " ", Info = " " } for type, icon in pairs(signs) do local hl = "DiagnosticSign" .. type vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = hl }) end