我有一个包含像 [this][],[that][],... 和 [the other][] 这样的单词的 Markdown 文件。我知道如何在 MacVim 中找到这些单词,但是如何将它们替换为 [this][1]、[that][2]、... 和 [the other][n],其中 n 在我的情况下为 26 呢?
如果使用 sed、awk 或甚至 Ruby 比使用 MacVim 更简单,我也接受这些解决方案。
perl -p -i -e 's/(\[.*?\])\[\]/"$1\[".(++$i)."]"/ge' /path/to/file
Vim:
:let g:lastcount=0
:function PlusPlus()
let g:lastcount+=1
return g:lastcount
endfunction
:%g/./s/\V[\.\{-}][\zs\ze]/\=PlusPlus()/g
ruby -p -e \
'begin t=$_.clone; $_.sub! "][]", "][#{@n=@n.to_i+1}]";end until t==$_' \
< somefile
ruby -i.tmp -p -e \
'begin t = $_.clone; $_.sub! "][]", "][#{@n=@n.to_i+1}]"; end until t == $_' \
somefile
好的,用Vim编写此解决方案是完全可能的。我已经使用Incrementor对象一段时间来处理这些事情:
---8<--- vim代码
function! Incrementor(start, step)
let incrementor = {}
let incrementor.initial_value = a:start
let incrementor.value = incrementor.initial_value
let incrementor.step = a:step
function incrementor.val() dict
return self.value
endfunction
function incrementor.next() dict
let self.value += self.step
return self.value
endfunction
function incrementor.reset() dict
let self.value = self.initial_value
return self.value
endfunction
return incrementor
endfunction
" With the Incrementor function above saved in, say,
" ~/.vim/plugin/incrementor.vim, you can then create incrementors as you need
" them and use them in substitutions, like this:
let inc = Incrementor(0,1)
28,$s/\v\[(\w+)\]\[\]/\="[".submatch(1)."][".inc.next()."]"/
finish
" test case
foo
[this][]
[that][]
[theother][]
bar
如果你只需要做一次,以后再也不用做了,那么在编辑器中完成是可以的。但当你需要重复执行时,手动操作就会变得非常痛苦,这时就需要自动化来解决问题。
没有包含目标文本样本的情况下,就像在黑暗中射击一样,但是使用 Ruby 似乎接近于你的描述:
text = %{
[Lorem][] ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut
labore [et][] dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco
laboris nisi [ut][] aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in
voluptate velit esse [cillum][] dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat
non proident, sunt in culpa qui [officia deserunt][] mollit anim id est laborum.
}
text.scan(/\[[^\]]+\]\[\]/).each_with_index{ |t, i| text[t] = t.sub('[]', "[#{1 + i}]") }
puts text
# >>
# >> [Lorem][1] ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut
# >> labore [et][2] dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco
# >> laboris nisi [ut][3] aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in
# >> voluptate velit esse [cillum][4] dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat
# >> non proident, sunt in culpa qui [officia deserunt][5] mollit anim id est laborum.
试一试这个:
awk 'BEGIN{c=1}{for(w=1;w<=NF;w++){s=sub("\\[\\]","["c"]",$w);if(s)c++};print}' inputfile
/\[\]<cr>a1<esc>qqyi[np<C-a>q25@q