Módulo:Str endswith

-- This module implements {{#invoke:Str endswith|main}}.

local TRUE_STRING = 'yes' local FALSE_STRING =

local p = {}

local function trim(s)

   return s:match('^%s*(.-)%s*$')

end

function p.main(frame)

   local args = frame:getParent().args
   local s = args[1]
   local pattern = args[2]
   if not s or not pattern then
       -- TRUE_STRING is not the natural choice here, but is needed for
       -- backwards compatibility.
       return TRUE_STRING
   end
   s = trim(s)
   pattern = trim(pattern)
   if pattern ==  then
       -- All strings end with the empty string.
       return TRUE_STRING
   end
   if mw.ustring.sub(s, 0 - mw.ustring.len(pattern), -1) == pattern then
       return TRUE_STRING
   else
       return FALSE_STRING
   end

end

return p