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Do not return a negative background color

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fixes #1429 and similar
This commit is contained in:
Christian Brabandt 2017-03-05 22:18:04 +01:00
parent fbd791e7f0
commit 134c0204f3
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autoload/airline/highlighter.vim
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@ -108,6 +108,10 @@ function! s:CheckDefined(colors)
" but at least this makes sure, the group will be defined " but at least this makes sure, the group will be defined
let fg = g:airline#highlighter#normal_fg_hi let fg = g:airline#highlighter#normal_fg_hi
let bg = synIDattr(synIDtrans(hlID('Normal')), 'bg', 'cterm') let bg = synIDattr(synIDtrans(hlID('Normal')), 'bg', 'cterm')
if bg < 0
" in case there is no background color defined for Normal
let bg = a:colors[3]
endif
return a:colors[0:1] + [fg, bg] + [a:colors[4]] return a:colors[0:1] + [fg, bg] + [a:colors[4]]
endfunction endfunction