Merge pull request #116 from LeszekSwirski/empty-color-fix

Make themes#generate_color_map robust against undefined highlights
This commit is contained in:
Bailey Ling 2013-08-05 11:03:48 -07:00
commit 4ae9484075

View File

@ -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, ',') ]