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Cache executable calls to make things slightly faster

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This commit is contained in:
w0rp 2017-04-29 11:58:43 +01:00
parent e417dafa78
commit cbb01e32b9
1 changed files with 18 additions and 1 deletions
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19
autoload/ale/engine.vim
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@ -8,6 +8,23 @@
" buffer: The buffer number for the job.
" output: The array of lines for the output of the job.
let s:job_info_map = {}
let s:executable_cache_map = {}
" Check if files are executable, and if they are, remember that they are
" for subsequent calls. We'll keep checking until programs can be executed.
function! s:IsExecutable(executable) abort
if has_key(s:executable_cache_map, a:executable)
return 1
endif
if executable(a:executable)
let s:executable_cache_map[a:executable] = 1
return 1
endif
return 0
endfunction
function! ale#engine#ParseVim8ProcessID(job_string) abort
return matchstr(a:job_string, '\d\+') + 0
@ -722,7 +739,7 @@ function! ale#engine#Invoke(buffer, linter) abort
\ : a:linter.executable
" Run this program if it can be executed.
if executable(l:executable)
if s:IsExecutable(l:executable)
call s:InvokeChain(a:buffer, a:linter, 0, [])
endif
endfunction