solarizedのdarkとlightをトグルできるやつ

gistfile1.vim

function! s:Toggle_iTerm_BG(bg)
    if !has('gui_running')
        let s:command = '/usr/bin/osascript ~/Library/Application\ Support/iTerm/Scripts/Solarized\ ' . a:bg . '.scpt'
        call vimproc#system_bg('/usr/bin/osascript ~/Library/Application\ Support/iTerm/Scripts/Toggle\ Solarized.scpt')
        call vimproc#system_bg(s:command)
    endif
endfunction

function! Toggle_BG()
    if &background =~# 'light'
        set bg=dark
        call s:Toggle_iTerm_BG('dark')
    else
        set bg=light
        call s:Toggle_iTerm_BG('light')
    endif
endfunction
nnoremap <silent><space>so :<C-u>call Toggle_BG()<CR>