#!/usr/bin/env bash toc=$(zk-gen-dir-md-toc) echo -e "START_TOC$toc\nEND_TOC" > temp.md if [ -f index.md ]; then perl -i -p0e 's/START_TOC.*END_TOC/`cat temp.md`/se' index.md # sed -i "s/START_TOC.*END_TOC/\${toc}/g" index.md else echo -e "# Index\n\nSTART_TOC\n$toc\nEND_TOC" > index.md fi rm temp.md