customize bufferline

home-manager/neovim/neovim.lua

@@ -8,6 +8,7 @@ vim.wo.number = true
 vim.wo.relativenumber = true
 vim.wo.cursorline = true
 vim.opt.termguicolors = true
+vim.o.mousemoveevent = true
 
 --[ LSPCONFIG ]--
 
@@ -153,4 +154,18 @@ require('nvim-treesitter.configs').setup {
 
 --[ BUFFERLINE ]--
 
-require("bufferline").setup{}
+require("bufferline").setup{
+    options = {
+        diagnostics = 'nvim_lsp',
+        diagnostics_indicator = function(count, level, diagnostics_dict, context)
+          local icon = level:match("error") and " " or " "
+          return " " .. icon .. count
+        end,
+        separator_style = "slant",
+        hover = {
+            enabled = true,
+            reveal = {'close'},
+        },
+    },
+}
+require("bufferline").seperator_style = "slanted"