nvim: Use ex commands as methods instead of string on vim.cmd

nvim/.config/nvim/init.lua

@@ -92,7 +92,7 @@ vim.g.tmux_navigator_save_on_switch = 1
 
 -- We do this to prevent the loading of the system fzf.vim plugin. This is
 -- present at least on Arch/Manjaro
-vim.api.nvim_command('set rtp-=/usr/share/vim/vimfiles')
+vim.cmd.set{ args = { 'rtp-=/usr/share/vim/vimfiles' } }
 -- Disable virtual text for all diagnostics
 vim.diagnostic.config({
   underline        = false,
@@ -114,4 +114,4 @@ require 'keymappings'
 require 'lsp'
 
 -- Load our custom color scheme
-vim.api.nvim_command('colorscheme yolokai')
+vim.cmd.colorscheme('yolokai')

nvim/.config/nvim/lua/lsp.lua

@@ -105,7 +105,7 @@ local switch_source_header = function()
         return
       end
 
-      vim.api.nvim_command('edit ' .. vim.uri_to_fname(result))
+      vim.cmd.edit(vim.uri_to_fname(result))
     end, 0)
   else
     print 'Method switchSourceHeader is not supported by server active on the current buffer'