Module:Sandbox/Qwerfjkl/MultiReplace explained

local p =

local function MultiReplace(args) local input = args[1] or "" local plain = args.plain

"yes" input = mw.text.unstripNoWiki(input) local i = 1 local changeList = while args[i * 2] do local change = if not change.repl then return require('Module:Error').error end changeList[i] = change i = i + 1 end local matchList = local pos = 1 local len = mw.ustring.len(input) local result = "" while pos <= len do local bestStart = len + 1 local bestStop = len local bestChange for _, change in ipairs(changeList) do local start, stop = mw.ustring.find(input, change.pattern, pos, plain) if start and (start < bestStart) then bestStart = start bestStop = stop bestChange = change end end result = result .. mw.ustring.sub(input, pos, bestStart - 1) if bestChange then local fragment = mw.ustring.sub(input, bestStart, bestStop) result = result .. (plain and bestChange.repl or mw.ustring.gsub(fragment, bestChange.pattern, bestChange.repl, 1)) end pos = bestStop + 1 end return resultend

function p.main(frame, ...) local args = type(frame) ~= 'table' and or type(frame.args) ~= 'table' and frame or frame.args[1] and frame.args or frame:getParent.args return MultiReplace(args)end

return p