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microft/gist:4566260

Created January 18, 2013 17:18
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Vim function to forget undo history. Very usefull.
Raw
gistfile1.vim
" A function to clear the undo history
function! <SID>ForgetUndo()
let old_undolevels = &undolevels
set undolevels=-1
exe "normal a \<BS>\<Esc>"
let &undolevels = old_undolevels
unlet old_undolevels
endfunction
command -nargs=0 ClearUndo call <SID>ForgetUndo()
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