From d0e9d6b498a7a98951e6ad7717ea77d749e30f7c Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Tue, 5 May 2020 22:06:46 +1200
Subject: First version, spun out from tejr dotfiles v8.29.1

---
 autoload/undoskip.vim | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 autoload/undoskip.vim

(limited to 'autoload/undoskip.vim')

diff --git a/autoload/undoskip.vim b/autoload/undoskip.vim
new file mode 100644
index 0000000..8813ff1
--- /dev/null
+++ b/autoload/undoskip.vim
@@ -0,0 +1,20 @@
+" Internal function returns a local value for 'undofile'
+function! undoskip#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:undoskip
+    if a:path =~# glob2regpat(glob)
+      return 0
+    endif
+  endfor
+
+  " Otherwise, we'll use whatever the global setting is
+  return &g:undofile
+
+endfunction
-- 
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