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" buf_identifier is either a buf_nr or a filename
" If any window shows the buffer move to the buffer
" If not show it in current window (by c-w s c^ you can always
" reshow the last buffer
"
" Example: buf_utils#GotoBuf("/tmp/tfile.txt", {'create': 1})
" returns: The command which was used to switch to the buffer
fun! buf_utils#GotoBuf(buf_identifier, opts)
let buf_nr = bufnr(a:buf_identifier)
if buf_nr == -1 && ( get(a:opts, 'create', 0) || has_key(a:opts, 'create_cmd'))
exec get(a:opts,'create_cmd','e').' '.fnameescape(a:buf_identifier)
return "e"
else
let win_nr = bufwinnr(buf_nr)
if win_nr == -1
exec 'b '.buf_nr
return "b"
else
exec win_nr.'wincmd w'
return "w"
endif
wincmd w"
endif
endf
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