GitFZF

function! GitFZF()
    let l:git_root = system('git rev-parse --show-toplevel 2> /dev/null')
    if empty(l:git_root)
        execute 'FZF'
    else
        echom l:git_root
        call fzf#run({
        \   'source' : 'git ls-tree -r --full-tree --name-only HEAD',
        \   'sink'   : 'e',
        \   'dir'    : substitute(l:git_root, "\n$", '', ''),
        \   'tmux_height': g:fzf_tmux_height
        \ })
    endif
endfunction