:autocmd FocusGained not working with nvim 0.3.8

[haifengkao]

Expected Behavior

on nvim 0.3.8

Actual Behavior

on nyaovim

Steps to Reproduce (including precondition)

1. :autocmd FocusGained * echo 'gained'
2. open another app
3. switch back to nyaovim
4. should see 'gained', but nothing displayed

Your Environment

• OS: OSX 10.14.5
• NyaoVim version:

NyaoVim version 0.2.0
  electron : 1.8.8
  chrome : 59.0.3071.115
  node : 8.2.1
  v8 : 5.9.211.38

• nvim version:0.3.8
• Keyboard layout: qwerty

Additional Comments (if any)

love u

[haifengkao]

nyaovim does work with nvim 0.2.0
it breaks with nvim 0.2.2