From 0fccfab12d1f0585e871c3f42291707e4a6c2b16 Mon Sep 17 00:00:00 2001
From: Eric Wong <eric@wsdjeg.net>
Date: Thu, 13 Jun 2024 22:35:39 +0800
Subject: [PATCH] fix(python): add debug info for Shebang_to_cmd

---
 autoload/SpaceVim/layers/lang/python.vim | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/autoload/SpaceVim/layers/lang/python.vim b/autoload/SpaceVim/layers/lang/python.vim
index 58241d723..f872714eb 100644
--- a/autoload/SpaceVim/layers/lang/python.vim
+++ b/autoload/SpaceVim/layers/lang/python.vim
@@ -282,6 +282,9 @@ endfunction
 
 function! s:Shebang_to_cmd(line) abort
   let executable = matchstr(a:line, '#!\s*\zs[^ ]*')
+  if empty(executable)
+    return []
+  endif
   let argvs = split(matchstr(a:line, '#!\s*[^ ]\+\s*\zs.*'))
   return [executable] + argvs
 endfunction
@@ -289,7 +292,14 @@ endfunction
 func! s:getexe() abort
   let line = getline(1)
   if line =~# '^#!'
-    return s:Shebang_to_cmd(line)
+    let cmd = s:Shebang_to_cmd(line)
+    if empty(cmd)
+      call SpaceVim#logger#debug('failed to parse shebang')
+    elseif !executable(cmd[0])
+      call SpaceVim#logger#debug('shebang is not executable')
+    else
+      return cmd
+    endif
   endif
   return [s:python_interpreter]
 endf