ltj-direction.lua: fix that direction can be changed by accident in an align.

[luatex-ja/luatexja.git] / src / ltj-plain.sty

diff --git a/src/ltj-plain.sty b/src/ltj-plain.sty
index 0486995..562a1ba 100644 (file)
--- a/src/ltj-plain.sty
+++ b/src/ltj-plain.sty
@@ -49,8 +49,8 @@
 \tfont\seventgt=\ltj@stdgtfont:jfm=ujisv at 6.73551pt
 \tfont\fivetgt=\ltj@stdgtfont:jfm=ujisv at 4.81108pt
 
-\let\mc=\tenmin
-\let\gt=\tengt
+\def\mc{\tenmin\tentmin}
+\def\gt{\tengt\tentgt}
 \mc\tentmin
 
 \directlua{
@@ -93,6 +93,10 @@
 
 \directlua{for x=128,255 do luatexja.math.is_math_letters[x] = true end}
 
+\let\ltj@@orig@end=\end
+\outer\protected\def\end{%
+  \directlua{luatexja.direction.remove_end_whatsit()}\ltj@@orig@end}
+
 %%------------------ all done
 \ltj@plain@AtEnd
 \endinput