155 lines
3.6 KiB
VimL
155 lines
3.6 KiB
VimL
" =============================================================================
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" File: autoload/ctrlp/undo.vim
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" Description: Undo extension
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" Author: Kien Nguyen <github.com/kien>
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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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fini
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en
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let g:loaded_ctrlp_undo = 1
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cal add(g:ctrlp_ext_vars, {
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\ 'init': 'ctrlp#undo#init()',
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\ 'accept': 'ctrlp#undo#accept',
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\ 'lname': 'undo',
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\ 'sname': 'udo',
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\ 'enter': 'ctrlp#undo#enter()',
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\ 'exit': 'ctrlp#undo#exit()',
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\ 'type': 'line',
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\ 'sort': 0,
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\ 'nolim': 1,
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\ })
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let s:id = g:ctrlp_builtins + len(g:ctrlp_ext_vars)
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let s:text = map(['second', 'seconds', 'minutes', 'hours', 'days', 'weeks',
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\ 'months', 'years'], '" ".v:val." ago"')
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" Utilities {{{1
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fu! s:getundo()
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if exists('*undotree')
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\ && ( v:version > 703 || ( v:version == 703 && has('patch005') ) )
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retu [1, undotree()]
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el
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redi => result
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sil! undol
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redi END
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retu [0, split(result, "\n")[1:]]
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en
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endf
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fu! s:flatten(tree, cur)
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let flatdict = {}
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for each in a:tree
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let saved = has_key(each, 'save') ? 'saved' : ''
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let current = each['seq'] == a:cur ? 'current' : ''
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cal extend(flatdict, { each['seq'] : [each['time'], saved, current] })
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if has_key(each, 'alt')
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cal extend(flatdict, s:flatten(each['alt'], a:cur))
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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:elapsed(nr)
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let [text, time] = [s:text, localtime() - a:nr]
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let mins = time / 60
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let hrs = time / 3600
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let days = time / 86400
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let wks = time / 604800
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let mons = time / 2592000
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let yrs = time / 31536000
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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 time == 1
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retu time.text[0]
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elsei time < 120
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retu time.text[1]
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en
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endf
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fu! s:syntax()
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if ctrlp#nosy() | retu | en
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for [ke, va] in items({'T': 'Directory', 'Br': 'Comment', 'Nr': 'String',
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\ 'Sv': 'Comment', 'Po': 'Title'})
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cal ctrlp#hicheck('CtrlPUndo'.ke, va)
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endfo
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sy match CtrlPUndoT '\v\d+ \zs[^ ]+\ze|\d+:\d+:\d+'
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sy match CtrlPUndoBr '\[\|\]'
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sy match CtrlPUndoNr '\[\d\+\]' contains=CtrlPUndoBr
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sy match CtrlPUndoSv 'saved'
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sy match CtrlPUndoPo 'current'
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endf
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fu! s:dict2list(dict)
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for ke in keys(a:dict)
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let a:dict[ke][0] = s:elapsed(a:dict[ke][0])
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endfo
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retu map(keys(a:dict), 'eval(''[v:val, a: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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fu! s:format(...)
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let saved = !empty(a:1[1][1]) ? ' '.a:1[1][1] : ''
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let current = !empty(a:1[1][2]) ? ' '.a:1[1][2] : ''
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retu a:1[1][0].' ['.a:1[0].']'.saved.current
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endf
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fu! s:formatul(...)
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let parts = matchlist(a:1,
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\ '\v^\s+(\d+)\s+\d+\s+([^ ]+\s?[^ ]+|\d+\s\w+\s\w+)(\s*\d*)$')
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retu parts == [] ? '----'
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\ : parts[2].' ['.parts[1].']'.( parts[3] != '' ? ' saved' : '' )
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endf
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" Public {{{1
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fu! ctrlp#undo#init()
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let entries = s:undos[0] ? s:undos[1]['entries'] : s:undos[1]
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if empty(entries) | retu [] | en
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if !exists('s:lines')
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if s:undos[0]
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let entries = s:dict2list(s:flatten(entries, s:undos[1]['seq_cur']))
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let s:lines = map(sort(entries, 's:compval'), 's:format(v:val)')
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el
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let s:lines = map(reverse(entries), 's:formatul(v:val)')
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en
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en
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cal s:syntax()
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retu s:lines
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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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fu! ctrlp#undo#enter()
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let s:undos = s:getundo()
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endf
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fu! ctrlp#undo#exit()
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unl! s:lines
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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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