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util: micro-optimization of existence check for strchars()

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Christian Brabandt 2019-08-20 22:20:39 +02:00
parent 15322e41c7
commit ccef93e887
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1 changed files with 2 additions and 1 deletions
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autoload/airline/util.vim
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@ -9,6 +9,7 @@ call airline#init#bootstrap()
" can be initialized here as "static"
let s:spc = g:airline_symbols.space
let s:nomodeline = (v:version > 703 || (v:version == 703 && has("patch438"))) ? '<nomodeline>' : ''
let s:has_strchars = exists('*strchars')
" TODO: Try to cache winwidth(0) function
" e.g. store winwidth per window and access that, only update it, if the size
@ -103,7 +104,7 @@ endif
" Compatibility wrapper for strchars, in case this vim version does not
" have it natively
function! airline#util#strchars(str)
if exists('*strchars')
if s:has_strchars
return strchars(a:str)
else
return strlen(substitute(a:str, '.', 'a', 'g'))