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@ -154,7 +154,20 @@ function! fzf#install()
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endif
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endfunction
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function! fzf#exec()
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function! s:version_requirement(val, min)
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let val = split(a:val, '\.')
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let min = split(a:min, '\.')
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for idx in range(0, len(min) - 1)
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let v = get(val, idx, 0)
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if v < min[idx] | return 0
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elseif v > min[idx] | return 1
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endif
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endfor
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return 1
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endfunction
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let s:checked = {}
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function! fzf#exec(...)
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if !exists('s:exec')
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if executable(s:fzf_go)
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let s:exec = s:fzf_go
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@ -169,6 +182,26 @@ function! fzf#exec()
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throw 'fzf executable not found'
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endif
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endif
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if a:0 && !has_key(s:checked, a:1)
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let command = s:exec . ' --version'
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let output = systemlist(command)
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if v:shell_error || empty(output)
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throw printf('Failed to run "%s": %s', command, output)
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endif
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let fzf_version = matchstr(output[0], '[0-9.]\+')
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if s:version_requirement(fzf_version, a:1)
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let s:checked[a:1] = 1
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return s:exec
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elseif a:0 < 2 && input(printf('You need fzf %s or above. Found: %s. Download binary? (y/n) ', a:1, fzf_version)) =~? '^y'
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redraw
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call fzf#install()
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return fzf#exec(a:1, 1)
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else
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throw printf('You need to upgrade fzf (required: %s or above)', a:1)
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endif
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endif
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return s:exec
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endfunction
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@ -671,6 +704,8 @@ function! s:border_opt(window)
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return ''
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endif
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" For --border styles, we need fzf 0.24.0 or above
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call fzf#exec('0.24.0')
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let opt = ' --border=' . style
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if has_key(a:window, 'highlight')
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let color = s:get_color('fg', a:window.highlight)
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