diff options
| -rw-r--r-- | luatexbase-mcb.dtx | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/luatexbase-mcb.dtx b/luatexbase-mcb.dtx index 64e5b6c..9846011 100644 --- a/luatexbase-mcb.dtx +++ b/luatexbase-mcb.dtx @@ -527,29 +527,21 @@ end % \begin{macrocode} local function datahandler (name) return function(data, ...) - local l = callbacklist[name] - if l then - for _, f in ipairs(l) do - data = f.func(data, ...) - end + for _, f in ipairs(callbacklist[name]) do + data = f.func(data, ...) end - return data end end % \end{macrocode} % -% Handler for |first| callbacks. +% Handler for |first| callbacks. We can assume |callbacklist[name]| is not +% empty: otherwise, the function wouldn't be registered in the callback any +% more. % % \begin{macrocode} local function firsthandler (name) return function(...) - local l = callbacklist[name] - if l then - local f = l[1].func - return f(...) - else - return nil, false - end + return callbacklist[name][1].func(...) end end % \end{macrocode} @@ -559,11 +551,8 @@ end % \begin{macrocode} local function simplehandler (name) return function(...) - local l = callbacklist[name] - if l then - for _, f in ipairs(l) do - f.func(...) - end + for _, f in ipairs(callbacklist[name]) do + f.func(...) end end end |