Module:Br separated entries

local p = {}

local function _main( args )
    local t = {}
    for k, v in pairs( args ) do
        if type( k ) == 'number' and k >= 1 and math.floor( k ) == k then
            table.insert( t, v )
        end
    end
    return table.concat( t, '<br />' )
end

function p.main( frame )
    local origArgs
    if frame == mw.getCurrentFrame() then
        origArgs = frame:getParent().args
        for k, v in pairs( frame.args ) do
            origArgs = frame.args
            break
        end
    else
        origArgs = frame
    end

    -- Remove whitespace-only arguments, but don't trim any whitespace
    -- yet. The old {{bar separated entries}} templage needs whitespace
    -- to be preserved.
    local args = {}
    for k, v in pairs( origArgs ) do
        if mw.ustring.match( v, '%S' ) then
            args[ k ] = v
        end
    end
    return _main( args )
end

return p