61 lines
1.6 KiB
VimL
61 lines
1.6 KiB
VimL
scriptencoding utf-8
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let s:save_cpo = &cpo
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set cpo&vim
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let s:module = {
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\ "name" : "History",
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\ "mode" : "cmd",
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\}
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function! s:module.histories()
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return map(range(1, &history), 'histget(self.mode, v:val * -1)')
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endfunction
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function! s:_should_match_cmdline(cmdline)
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return a:cmdline.is_input("\<Up>")
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\ || a:cmdline.is_input("\<Down>")
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endfunction
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function! s:_reset()
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let s:cmdhist = []
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let s:count = 0
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let s:is_match_mode = 0 " <Up>/<Down>: true, <C-n>/<C-p>: false
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endfunction
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function! s:module.on_enter(...)
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call s:_reset()
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endfunction
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function! s:module.on_char_pre(cmdline)
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if !a:cmdline.is_input("\<Up>") && !a:cmdline.is_input("\<Down>")
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\ && !a:cmdline.is_input("\<C-p>") && !a:cmdline.is_input("\<C-n>")
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call s:_reset()
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return
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else
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if s:count == 0 && empty(s:cmdhist)
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\ || s:is_match_mode != s:_should_match_cmdline(a:cmdline)
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let cmdline = '^' . a:cmdline.getline()
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let s:is_match_mode = s:_should_match_cmdline(a:cmdline)
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let s:cmdhist = [a:cmdline.getline()] + (s:is_match_mode ?
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\ filter(self.histories(), 'v:val =~ cmdline') : self.histories())
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endif
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endif
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call a:cmdline.setchar("")
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if a:cmdline.is_input("\<Down>") || a:cmdline.is_input("\<C-n>")
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let s:count = max([s:count - 1, 0])
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endif
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if a:cmdline.is_input("\<Up>") || a:cmdline.is_input("\<C-p>")
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let s:count = min([s:count + 1, len(s:cmdhist)])
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endif
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call a:cmdline.setline(get(s:cmdhist, s:count, a:cmdline.getline()))
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endfunction
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function! s:make(...)
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let module = deepcopy(s:module)
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let module.mode = get(a:, 1, "cmd")
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return module
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endfunction
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let &cpo = s:save_cpo
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unlet s:save_cpo
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