Fix #2276 - Replace a potentially infinite loop for hie

This commit is contained in:
w0rp 2019-02-07 16:24:41 +00:00
parent 0b9c0c2200
commit 2885c57e3e
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@ -9,26 +9,20 @@ function! ale_linters#haskell#hie#GetProjectRoot(buffer) abort
" If it's empty, search for the cabal file
if empty(l:project_file)
let l:cabal_file = fnamemodify(bufname(a:buffer), ':p:h')
let l:paths = ''
while empty(matchstr(l:cabal_file, '^\(\/\|\(\w:\\\)\)$'))
let l:cabal_file = fnamemodify(l:cabal_file, ':h')
let l:paths = l:paths . l:cabal_file . ','
endwhile
" Search all of the paths except for the root filesystem path.
let l:paths = join(
\ ale#path#Upwards(expand('#' . a:buffer . ':p:h'))[:-2],
\ ','
\)
let l:project_file = globpath(l:paths, '*.cabal')
endif
" Either extract the project directory or take the current working
" directory
if !empty(l:project_file)
let l:project_file = fnamemodify(l:project_file, ':h')
else
let l:project_file = expand('#' . a:buffer . ':p:h')
" If we still can't find one, use the current file.
if empty(l:project_file)
let l:project_file = expand('#' . a:buffer . ':p')
endif
return l:project_file
return fnamemodify(l:project_file, ':h')
endfunction
function! ale_linters#haskell#hie#GetCommand(buffer) abort