Module:Check for deprecated parameters/sandbox

 -- This module may be used to compare the arguments passed to the parent
 -- with a list of arguments, returning a specified result if an argument is
 -- on the list
 localp={}

 localfunctionisnotempty(s)
 returnsandmw.text.trim(s)~=''
 end

 localfunctionscanValues(values,results,args,replaceTable)
 fork,vinpairs(values)do
 localc=args.category:gsub('_VALUE_',v)
 table.insert(results,c)
 ifv==''then
 -- Fix odd bug for | = which gets stripped to the empty string
 -- and breaks category links
 v=' '
 end
 localreplaceString='"'..v..'". '
 localreplaceValue=replaceTableandreplaceTable[v]
 replaceString=replaceString..(replaceValueand'Replace with "'..replaceValue..'".'or'It should be removed.')
 localp=args.preview:gsub('_VALUE_',replaceString)
 table.insert(results,p)
 end
 end

 functionp.check(frame)
 -- create the table of deprecated values and their matching new value
 returnp._check(frame.args,frame:getParent().args,frame:getParent():getTitle())
 end

 localmoduleParams={ignoreblank=true,preview=true,_category=true,_remove=true}

 functionp._check(args,pargs,caller)
 localdep_values={}
 fork,vinpairs(args)do
 ifnotmoduleParams[k]then
 dep_values[k]=v
 end
 end

 -- Parse params to remove
 localremoves={}
 ifargs['_remove']then
 forrinargs['_remove']:gmatch("([^;]+)")do
 removes[mw.text.trim(r)]=1
 end
 end

 -- loop over the parent args and see if any are deprecated
 localvalues={}
 localremove_values={}
 localignoreblank=isnotempty(args['ignoreblank'])
 fork,vinpairs(pargs)do
 ifnotignoreblankorisnotempty(v)then
 ifdep_values[k]then
 table.insert(values,k)
 elseifremoves[k]then
 table.insert(remove_values,k)
 end
 end
 end

 -- find out about calling context
 localtitle=mw.title.getCurrentTitle()

 -- create local defaulted arguments
 localcategory=args["_category"]ortitle.namespace==0and"[[Category:Pages with deprecated parameters]]"or""
 localpreview=args['preview']or'Page using [['..caller..']] with deprecated parameter _VALUE_'
 ifisnotempty(preview)then
 preview=require('Module:If preview')._warning({preview})
 end
 locallocalArgs={category=category,preview=preview}

 -- scan through values and remove_values and create output results
 localresults={}
 scanValues(values,results,localArgs,dep_values)
 scanValues(remove_values,results,localArgs)
 returntable.concat(results)
 end

 returnp