Throw error if system call fails

preservim · Nov 19, 2023 · dac3388 · dac3388
1 parent 5a7f37b
commit dac3388
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/plugin/vimux.vim b/plugin/vimux.vim
@@ -197,7 +197,11 @@ function! VimuxTmux(arguments) abort
     echom l:tmuxCommand
   endif
   if has_key(environ(), 'TMUX')
-    return system(l:tmuxCommand)
+    let l:output = system(l:tmuxCommand)
+    if v:shell_error
+      throw 'Tmux command failed with message:' . l:output
+    endif
+    return l:output
   else
     throw 'Aborting, because not inside tmux session.'
   endif