Use lua to configure lua plugins

core/plugins.vim

@@ -470,13 +470,6 @@ let g:airline#extensions#scrollbar#enabled = 0
 " Do not change working directory when opening files.
 let g:startify_change_to_dir = 0
 let g:startify_fortune_use_unicode = 1
-
-""""""""""""""""""""""""""""indent-blankline settings""""""""""""""""""""""""""""
-let g:indent_blankline_char = '│'
-" let g:indent_blankline_char = '┆'
-" let g:indent_blankline_char = '┊'
-
-let g:indent_blankline_filetype_exclude = ['help', 'startify', 'git', 'markdown']
 "}}
 
 "{{ Misc plugin setting

lua/config/indent-blankline.lua

@@ -0,0 +1,2 @@
+vim.g.indent_blankline_char = '│'
+vim.g.indent_blankline_filetype_exclude = {'help', 'startify', 'git', 'markdown'}

lua/plugins.lua

@@ -102,7 +102,7 @@ require('packer').startup(
 
     -- fancy start screen
     use {'mhinz/vim-startify', event = 'VimEnter'}
-    use {'lukas-reineke/indent-blankline.nvim'}
+    use {'lukas-reineke/indent-blankline.nvim', config = [[require('config.indent-blankline')]]}
 
     -- Highlight URLs inside vim
     use 'itchyny/vim-highlighturl'
@@ -291,6 +291,6 @@ require('packer').startup(
 vim.api.nvim_exec([[
   augroup packer_auto_compile
     autocmd!
-    autocmd BufWritePost */nvim/lua/plugins.lua source <afile> | PackerCompile | unsilent echomsg 'Packer.nvim settings recompiled!'
+    autocmd BufWritePost */lua/plugins.lua source <afile> | PackerCompile
   augroup END
 ]], false)