Module:IncreaseHeadings

Documentation for this module may be created at Module:IncreaseHeadings/doc

local p = {}

function p.increaseHeadings(frame)
    local content = frame.args[1] or ''
    -- Replace headings with one level higher (e.g., == becomes ===)
    content = mw.ustring.gsub(content, '^(=+)(.-)(=+)$', function(eq1, text, eq2)
        if #eq1 == #eq2 then
            local newLevel = eq1 .. '='
            return newLevel .. text .. newLevel
        else
            return eq1 .. text .. eq2
        end
    end)
    return content
end

return p