Rename plugin

In order to better reflect 'backupskip', the name should be
'undofileskip', not 'undoskip'.  After all, the undo feature isn't
removed, only its persistence.

1 files changed, 20 insertions, 0 deletions

diff --git a/autoload/undofileskip.vim b/autoload/undofileskip.vim
new file mode 100644
index 0000000..62933d8
--- /dev/null
+++ b/autoload/undofileskip.vim
@@ -0,0 +1,20 @@
+" Internal function returns a local value for 'undofile'
+function! undofileskip#Check(path) abort
+
+  " If this isn't a normal buffer, don't save undo data
+  if &buftype !=# ''
+    return 0
+  endif
+
+  " Get the path from the buffer name; if that path matches any of the
+  " patterns, don't save undo data
+  for glob in g:undofileskip
+    if a:path =~# glob2regpat(glob)
+      return 0
+    endif
+  endfor
+
+  " Otherwise, we'll use whatever the global setting is
+  return &g:undofile
+
+endfunction