diff options
Diffstat (limited to 'luatexbase-attr.dtx')
| -rw-r--r-- | luatexbase-attr.dtx | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/luatexbase-attr.dtx b/luatexbase-attr.dtx index 3e01827..f10e2de 100644 --- a/luatexbase-attr.dtx +++ b/luatexbase-attr.dtx @@ -262,7 +262,7 @@ See the aforementioned source file(s) for copyright and licensing information. % % \subsubsection{Primitives needed} % -% First load \pk{luatexbase-modutils} (hence \pk{luatexbase-loader} +% First load \pk{luatexbase-modutils} (hence \pk{luatexbase-loader} % and \pk{luatexbase-compat}), and make sure \pk{luatex.sty} is loaded too. % % \begin{macrocode} @@ -523,28 +523,22 @@ luatexbase.new_user_whatsit_id = new_user_whatsit_id % We return a nullary function that delivers copies of the whatsit. % % \begin{macrocode} ---- string -> string -> (unit -> node_t, int) -local new_user_whatsit = function (name, package) - local id = new_user_whatsit_id(name, package) - local whatsit = newnode(whatsit_t, user_defined_t) - whatsit.user_id = id - --- unit -> node_t - local generator = function (proto) - local res - if proto then - local proto_id = proto.user_id - if proto_id ~= id then --- mismatch - warning("overriding user_id %d of whatsit prototype (now: %d)", - proto.user_id, id) - end - res = copynode(proto) - res.user_id = id - else - res = copynode(whatsit) +--- (string | node_t) -> string -> ((unit -> node_t) * int) +local new_user_whatsit = function (req, package) + local id, whatsit + if type(req) == "string" then + id = new_user_whatsit_id(req, package) + whatsit = newnode(whatsit_t, user_defined_t) + whatsit.user_id = id + else -- node + id = req.user_id + whatsit = copynode(req) + if not whatsit_ids[id] then + warning("whatsit id %d unregistered; " + .. "inconsistencies may arise", id) end - return res end - return generator, id + return function () return copynode(whatsit) end, id end luatexbase.new_user_whatsit = new_user_whatsit % \end{macrocode} @@ -632,7 +626,7 @@ local dump_registered_whatsits = function (asked_package) --- mess up line breaking, so concatenation is unusable ... local first = true for i=1, #whatsit_list do - if first then + if first then first = false else -- indent texiowrite_nl" " @@ -647,7 +641,6 @@ luatexbase.dump_registered_whatsits = dump_registered_whatsits % \begin{macrocode} luatexbase.newattribute = new_attribute luatexbase.newuserwhatsit = new_user_whatsit -luatexbase.newuserwhatsitfactory = new_user_whatsit_factory luatexbase.newuserwhatsitid = new_user_whatsit_id luatexbase.getuserwhatsitid = get_user_whatsit_id luatexbase.getuserwhatsitname = get_user_whatsit_name |