libs/core: support udata util.striptags(), optimizie copcall implementation

diff --git a/libs/core/luasrc/util.lua b/libs/core/luasrc/util.lua
index 94b5ce6..a3ba432 100644 (file)
--- a/libs/core/luasrc/util.lua
+++ b/libs/core/luasrc/util.lua
@@ -215,7 +215,7 @@ end
 -- @param value        String containing the HTML text
 -- @return     String with HTML tags stripped of
 function striptags(s)
-       return pcdata(s:gsub("</?[A-Za-z][A-Za-z0-9:_%-]*[^>]*>", " "):gsub("%s+", " "))
+       return pcdata(tostring(s):gsub("</?[A-Za-z][A-Za-z0-9:_%-]*[^>]*>", " "):gsub("%s+", " "))
 end
 
 --- Splits given string on a defined separator sequence and return a table
@@ -768,24 +768,19 @@ function copcall(f, ...)
 end
 
 -- Handle return value of protected call
-function handleReturnValue(err, co, status, ...)
+function handleReturnValue(err, co, status, arg1, arg2, arg3, arg4, arg5)
        if not status then
-               return false, err(debug.traceback(co, (...)), ...)
+               return false, err(debug.traceback(co, arg1), arg1, arg2, arg3, arg4, arg5)
        end
-       if coroutine.status(co) == 'suspended' then
-               return performResume(err, co, coroutine.yield(...))
-       else
-               return true, ...
+
+       if coroutine.status(co) ~= 'suspended' then
+               return true, arg1, arg2, arg3, arg4, arg5
        end
+
+       return performResume(err, co, coroutine.yield(arg1, arg2, arg3, arg4, arg5))
 end
 
 -- Resume execution of protected function call
-function performResume(err, co, ...)
-       if get_memory_limit and get_memory_limit() > 0 and
-          collectgarbage("count") > (get_memory_limit() * 0.8)
-       then
-               collectgarbage("collect")
-       end
-
-       return handleReturnValue(err, co, coroutine.resume(co, ...))
+function performResume(err, co, arg1, arg2, arg3, arg4, arg5)
+       return handleReturnValue(err, co, coroutine.resume(co, arg1, arg2, arg3, arg4, arg5))
 end