126 lines
2.9 KiB
VimL
126 lines
2.9 KiB
VimL
" =============================================================================
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" File: autoload/ctrlp/undo.vim
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" Description: Undo extension - Browse undo history (requires Vim 7.3.005+)
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" Author: Kien Nguyen <github.com/kien>
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" =============================================================================
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" User Configuration {{{1
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" Enable:
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" let g:ctrlp_extensions += ['undo']
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" Create A Command:
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" com! CtrlPUndo cal ctrlp#init(ctrlp#undo#id())
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"}}}
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" Init {{{1
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if ( exists('g:loaded_ctrlp_undo') && g:loaded_ctrlp_undo )
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\ || !( v:version > 702 && has('patch005') )
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fini
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en
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let g:loaded_ctrlp_undo = 1
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let s:undo_var = {
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\ 'init': 'ctrlp#undo#init(s:undotree)',
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\ 'accept': 'ctrlp#undo#accept',
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\ 'lname': 'undo',
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\ 'sname': 'udo',
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\ 'type': 'line',
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\ }
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let g:ctrlp_ext_vars = exists('g:ctrlp_ext_vars') && !empty(g:ctrlp_ext_vars)
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\ ? add(g:ctrlp_ext_vars, s:undo_var) : [s:undo_var]
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let s:id = g:ctrlp_builtins + len(g:ctrlp_ext_vars)
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" Utilities {{{1
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fu! s:flatten(tree)
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let flatdict = {}
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for each in a:tree
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cal extend(flatdict, { each['seq'] : each['time'] })
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if has_key(each, 'alt')
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cal extend(flatdict, s:flatten(each['alt']))
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en
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endfo
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retu flatdict
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endf
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fu! s:humantime(nr)
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let elapsed = localtime() - a:nr
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let mins = elapsed / 60
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let hrs = elapsed / 3600
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let days = elapsed / 86400
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let wks = elapsed / 604800
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let mons = elapsed / 2592000
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let yrs = elapsed / 31536000
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let text = [
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\ ' second ago',
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\ ' seconds ago',
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\ ' minutes ago',
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\ ' hours ago',
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\ ' days ago',
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\ ' weeks ago',
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\ ' months ago',
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\ ' years ago',
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\ ]
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if yrs > 1
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retu yrs.text[7]
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elsei mons > 1
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retu mons.text[6]
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elsei wks > 1
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retu wks.text[5]
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elsei days > 1
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retu days.text[4]
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elsei hrs > 1
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retu hrs.text[3]
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elsei mins > 1
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retu mins.text[2]
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elsei elapsed == 1
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retu elapsed.text[0]
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elsei elapsed < 120
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retu elapsed.text[1]
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en
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endf
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fu! s:syntax()
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for [ke, va] in items({'T': 'Directory', 'Br': 'Comment', 'Nr': 'String'})
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if !hlexists('CtrlPUndo'.ke)
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exe 'hi link CtrlPUndo'.ke va
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en
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endfo
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sy match CtrlPUndoT '\d\+ \zs[^ ]\+\ze'
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sy match CtrlPUndoBr '\[\|\]'
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sy match CtrlPUndoNr '\[\d\+\]$' contains=CtrlPUndoBr
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endf
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fu! s:dict2list(dict)
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let dict = map(a:dict, 's:humantime(v:val)')
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retu map(keys(dict), 'eval(''[v:val, dict[v:val]]'')')
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endf
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fu! s:compval(...)
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retu a:2[0] - a:1[0]
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endf
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" Public {{{1
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fu! ctrlp#undo#init(undo)
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let entries = a:undo['entries']
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if empty(entries) | retu [] | en
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if has('syntax') && exists('g:syntax_on')
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cal s:syntax()
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en
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let g:ctrlp_nolimit = 1
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let entries = sort(s:dict2list(s:flatten(entries)), 's:compval')
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retu map(entries, 'v:val[1]." [".v:val[0]."]"')
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endf
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fu! ctrlp#undo#accept(mode, str)
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let undon = matchstr(a:str, '\[\zs\d\+\ze\]')
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if empty(undon) | retu | en
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cal ctrlp#exit()
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exe 'u' undon
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endf
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fu! ctrlp#undo#id()
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retu s:id
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endf
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"}}}
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" vim:fen:fdm=marker:fmr={{{,}}}:fdl=0:fdc=1:ts=2:sw=2:sts=2
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