Add shortcut for changing conceallevel

.vimrc

@@ -1259,8 +1259,18 @@ imap <c-x><c-l> <plug>(fzf-complete-line)
 if has('conceal')
   set conceallevel=2 concealcursor=niv
 endif
+
+" Allows for toggling conceal level easily
+" https://alok.github.io/2018/04/26/using-vim-s-conceal-to-make-languages-more-tolerable/
+function! ToggleConcealLevel()
+    if &conceallevel == 0
+        setlocal conceallevel=2
+    else
+        setlocal conceallevel=0
+    endif
 endfunction
 
+nnoremap <silent> <Leader>tc :call ToggleConcealLevel()<CR>
 
 " For more convenient vimdiffing
 if &diff