more fixups

config/nvim/plugin/autocmds.lua

@@ -73,3 +73,14 @@ vim.api.nvim_create_autocmd('WinLeave', {
         vim.wo.cursorline = false
     end,
 })
+
+vim.api.nvim_create_autocmd('BufEnter', {
+    group = aug,
+    callback = function()
+        local sw = vim.bo.shiftwidth
+        if sw <= 0 then return end
+        vim.opt_local.listchars:append({
+            leadmultispace = '│' .. string.rep(' ', sw - 1),
+        })
+    end,
+})

config/nvim/plugin/options.lua

@@ -35,7 +35,6 @@ o.list = true
 opt.listchars = {
     space = ' ',
     trail = '·',
-    tab = '  ',
 }
 
 opt.matchpairs:append('<:>')