Add checks for existing key to make #786 work in neovim
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@ -161,7 +161,7 @@ function! airline#check_mode(winnr)
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call add(l:mode, 'paste')
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endif
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if g:airline_detect_crypt && !empty(&key)
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if g:airline_detect_crypt && exists("+key") && !empty(&key)
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call add(l:mode, 'crypt')
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endif
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@ -55,7 +55,7 @@ function! airline#parts#mode()
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endfunction
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function! airline#parts#crypt()
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return g:airline_detect_crypt && !empty(&key) ? g:airline_symbols.crypt : ''
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return g:airline_detect_crypt && exists("+key") && !empty(&key) ? g:airline_symbols.crypt : ''
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endfunction
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function! airline#parts#paste()
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