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Fix 3546 - check empty executable string.

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At some point VIM/NVIM started throwing errors if the input string is
empty for some functions such as execute() and fnamemodify(). This
commit checks if the executable string is empty before passing it to the
executable() function.

Resources:
  - https://github.com/vim/vim/issues/7465
  - https://github.com/vim/vim/releases/tag/v8.2.2117
This commit is contained in:
Horacio Sanson 2021-01-19 18:03:04 +09:00
parent 9a1e91e075
commit 53ff5f2d88
1 changed files with 1 additions and 1 deletions
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2
autoload/ale/maven.vim
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@ -25,7 +25,7 @@ function! ale#maven#FindExecutable(buffer) abort
let l:wrapper_cmd = has('unix') ? 'mvnw' : 'mvnw.cmd'
let l:wrapper_path = ale#path#FindNearestFile(a:buffer, l:wrapper_cmd)
if executable(l:wrapper_path)
if !empty(l:wrapper_path) && executable(l:wrapper_path)
return l:wrapper_path
endif