Module:Contents topic list/sandbox explained

require('strict')

local getArgs = require('Module:Arguments').getArgslocal p =

-- Close

and

elements enclosing deeper depthslocal function closePending(toClose, depth) local out = while #toClose > 0 and (toClose[#toClose].depth >= depth or depth

0) do out = out .. toClose[#toClose].close table.remove(toClose, #toClose) end return outend

function p.main(frame) local args = getArgs(frame) local wikitext = frame:preprocess(args[1]) local items = local out = for indent, item in wikitext:gmatch('(**) *([^\n]*)\n') do table.insert(items,) end -- Match the last line local lastIndent, lastItem = wikitext:match('(**) *([^\n]*)$') table.insert(items,) -- Elements that are currently open local toClose = -- Lowest depth of parent that forces all

• s to be inline local forcedInline = math.huge

  for i, item in pairs(items) do local level, text = unpack(item) out = out .. closePending(toClose, level) if level

  0 then -- Just output out = out .. text .. '\n' else -- Create a new list if needed if #toClose

  0 or toClose[#toClose].type ~= 'ul' then out = out .. (forcedInline <= level and '

  ' or '
  ') toClose[#toClose + 1] = end -- Went up a level, discard forced inline and rest block if level <= forcedInline then forcedInline = math.huge end if text:match('KEEP%-INLINE$') ~= nil then -- Line is marked by out = out .. '
  • ' .. text:gsub(' *KEEP%-INLINE$', ) forcedInline = math.min(level, forcedInline) elseif forcedInline < level then -- Inline forced out = out .. '
  • ' .. text elseif i < #items and items[i + 1][1] > level then -- Next item is deeper -- Remove ":" if first item is block-level out = out:gsub(":
    $", "
    ") out = out .. '
    • ' .. "" .. text .. ": " -- Treat remaining items in this list as block-level toClose[#toClose].restBlock = true elseif toClose[#toClose].restBlock then -- Rest of list should be block level out = out .. '
    • ' .. "" .. text .. "" else -- Normal list item out = out .. '
    • ' .. text end toClose[#toClose + 1] = end end out = out .. closePending(toClose, 0) return '

      \n' .. out .. '

      ' .. frame:extensionTagend

      return p

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