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Make themes#generate_color_map robust against undefined highlights

This commit is contained in:
Leszek Swirski 2013-08-05 18:44:12 +01:00
parent 61c95d4103
commit 216bcf1088
1 changed files with 8 additions and 7 deletions
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15
autoload/airline/themes.vim
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@ -15,18 +15,19 @@ function! airline#themes#generate_color_map(section1, section2, section3, file)
endfunction
function! s:get_syn(group, what)
return synIDattr(synIDtrans(hlID(a:group)), a:what)
let color = synIDattr(synIDtrans(hlID(a:group)), a:what)
if empty(color) || color == -1
let color = synIDattr(synIDtrans(hlID('Normal')), a:what)
endif
if empty(color) || color == -1
let color = a:what ==# 'fg' ? 0 : 1
endif
return color
endfunction
function! s:get_array(fg, bg, opts)
let fg = a:fg
let bg = a:bg
if fg == '' || fg < 0
let fg = s:get_syn('Normal', 'fg')
endif
if bg == '' || bg < 0
let bg = s:get_syn('Normal', 'bg')
endif
return has('gui_running')
\ ? [ fg, bg, '', '', join(a:opts, ',') ]
\ : [ '', '', fg, bg, join(a:opts, ',') ]