update-count.sh


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#!/bin/bash

count-leaks ()
{
    let pages=0
    let words=0

    while read filename
    do
        let words+=$(wc -w ${filename} | cut -d' ' -f1)
        let pages+=1
    done

    echo ${words} ${pages}
}

read words pages < <(git ls-files '*.md' | count-leaks)

pattern="\([0-9]*\) words in \([0-9]*\) pages"
actual="${words} words in ${pages} pages"

sed -i "s/${pattern}/${actual}/" index.md