Do not guess settings if nomodifiable

2015-02-19 10:18:17 +01:00 · 2015-02-19 10:18:17 +01:00 · 1db371f776
commit 1db371f776
parent b867ffac83
1 changed files with 4 additions and 0 deletions
--- a/plugin/sleuth.vim
+++ b/plugin/sleuth.vim
@ -117,6 +117,10 @@ function! s:apply_if_ready(options) abort
 endfunction

 function! s:detect() abort
+  if &modifiable == 0
+    return
+  endif
+
  let options = s:guess(getline(1, 1024))
  if s:apply_if_ready(options)
    return