vim: add optional indentation guides

config/nvim/lua/fs/config/indent-blankline.lua

@@ -0,0 +1,14 @@
+local nmap = require'fs.util'.nmap
+
+local config = function()
+  vim.g.indent_blankline_enabled = false
+
+  require'indent_blankline'.setup()
+
+  vim.cmd [[highlight IndentBlanklineChar ctermfg=10]]
+
+  nmap { '<leader>si', '<cmd>:IndentBlanklineToggle<cr>' }
+end
+
+return { config = config }
+

config/nvim/lua/fs/plugins.lua

@@ -17,6 +17,10 @@ local plugins = function(use)
       'lukas-reineke/virt-column.nvim',
       config = function() require'fs.config.virt-column'.config() end,
     }
+    use {
+      'lukas-reineke/indent-blankline.nvim',
+      config = function() require'fs.config.indent-blankline'.config() end,
+    }
 
     -- Navigation -------------------------------------------------------------
     use {