# Add spaces to == headers such as "=header="
s/^\(=\+\)\([^=]*\)\(=\+\)$/\1 \2 \3/

# Replace comments
s/# \(.*\)$/* \1/g

# Replace == headers with # headers
s/^= \(.*\) =$/# \1/g
s/^== \(.*\) ==$/## \1/g
s/^=== \(.*\) ===$/### \1/g
s/^==== \(.*\) ====$/#### \1/g
s/^===== \(.*\) =====$/##### \1/g
s/^====== \(.*\) ======$/###### \1/g

# Replace code tags
s/{{{class="brush: *\([^"]*\)"/\`\`\`\1/g
s/{{{class="\([^"]*\)"/\`\`\`\1/g
s/{{{/\`\`\`/g
s/}}}/\`\`\`/g

# Replace * bullets with - bullets
s/^\(\s*\)\*/\1-/g

# Replace partially-finished checklist items with unfinished checklist items
s/^\(\s*\)- \(\[[.oO]\]\)/\1- [ ]/g

# Replace URLs
s/\[\[\(.*\)|\(.*\)\]\]/\[\2\](\1)/g
s/\[\[\([^]]\{1,\}\)\]\]/[\1](\1.md)/g

# Replace comments
s/%% \(.*\)/<!-- \1 -->/g

# Replace TOC, Title, and draft status
/%toc.*/d
s/%title \(.*\)/# \1/g
s/%nohtml/- status: draft/g