1 files changed, 17 insertions, 4 deletions
diff --git a/tex/context/base/mkxl/node-par.lmt b/tex/context/base/mkxl/node-par.lmt
index 9354d769f..125c1b687 100644
--- a/tex/context/base/mkxl/node-par.lmt
+++ b/tex/context/base/mkxl/node-par.lmt
@@ -11,7 +11,10 @@ local stoptiming  = statistics.stoptiming
 
 local sequencers  = utilities.sequencers
 
--- This are called a lot!
+-- This is called a lot! I'm a bit reluctant with this one because it is
+-- sensitive for order. In many other callbacks ther eis no action at the
+-- tex end but here ... Anyway, it has been around for a while now (2019)
+-- and so far I had no need for extensive usage so we're okay.
 
 do
 
@@ -28,6 +31,10 @@ do
 
 end
 
+-- Originally this one was meant to deal with the indentation (like turn a box into
+-- a skip or prevent it) but that never really was used. The return value still
+-- detemines if an indentation box or skip is injected. Will I change that?
+
 do
 
     local actions = sequencers.new {
@@ -41,11 +48,11 @@ do
     sequencers.appendgroup(actions,"system") -- private
     sequencers.appendgroup(actions,"after" ) -- user
 
-    local function paragraph(mode,indented)
+    local function paragraph(mode,indented,context) -- context used to be the cmd code
         local runner = actions.runner
         if runner then
             starttiming(builders)
-            indented = runner(mode,indented)
+            indented = runner(mode,indented,context)
             stoptiming(builders)
         end
         return indented
@@ -58,7 +65,8 @@ end
 -- This one is a playground for some old metafun gimmicks that I want to improve
 -- while I'm updating the manual to lmtx. but it might also be useful for other
 -- purposes. It fits in the category obscure and probably takes while to stabelize
--- (if it stays at all).
+-- (if it stays at all). Again, this is one that has the danger of interference,
+-- so when it finally got an action handler it only got a system one.
 
 do
 
@@ -86,3 +94,8 @@ do
     callbacks.register("paragraph_context",parcontext,"when the context is dealt with")
 
 end
+
+-- This means that we now have most callbacks in use, even the ones that I'm not sure
+-- about. It also means that with the above enabled we might have performance now at
+-- its worst. I can optimize this a little but it's not worth the effort (and added
+-- complication).