-- Scope manipulation routines
--
+local tl_meta = {
+ __mode = "k",
+
+ __index = function(self, key)
+ local t = rawget(self, coxpt[coroutine.running()]
+ or coroutine.running() or 0)
+ return t and t[key]
+ end,
+
+ __newindex = function(self, key, value)
+ local c = coxpt[coroutine.running()] or coroutine.running() or 0
+ if not rawget(self, c) then
+ rawset(self, c, { [key] = value })
+ else
+ rawget(self, c)[key] = value
+ end
+ end
+}
+
--- Create a new or get an already existing thread local store associated with
-- the current active coroutine. A thread local store is private a table object
-- whose values can't be accessed from outside of the running coroutine.
-- @return Table value representing the corresponding thread local store
-function threadlocal()
- local tbl = {}
-
- local function get(self, key)
- local c = coroutine.running()
- local thread = coxpt[c] or c or 0
- if not rawget(self, thread) then
- return nil
- end
- return rawget(self, thread)[key]
- end
-
- local function set(self, key, value)
- local c = coroutine.running()
- local thread = coxpt[c] or c or 0
- if not rawget(self, thread) then
- rawset(self, thread, {})
- end
- rawget(self, thread)[key] = value
- end
-
- setmetatable(tbl, {__index = get, __newindex = set, __mode = "k"})
-
- return tbl
+function threadlocal(tbl)
+ return setmetatable(tbl or {}, tl_meta)
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
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