From 68ed6e15d6e974fc294871a19dc9b840db7c11f6 Mon Sep 17 00:00:00 2001
From: Hironori Kitagawa <h_kitagawa2001@yahoo.co.jp>
Date: Wed, 6 May 2020 04:52:18 +0900
Subject: [PATCH] added lltjp-collcell.sty

---
 src/ltj-latex.sty              |  1 +
 src/patches/lltjp-collcell.sty | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 src/patches/lltjp-collcell.sty

diff --git a/src/ltj-latex.sty b/src/ltj-latex.sty
index ff6a72b..0d4823b 100644
--- a/src/ltj-latex.sty
+++ b/src/ltj-latex.sty
@@ -79,6 +79,7 @@
 \ltj@pkgpatch{preview}  %% at \begin{document}
   % (preview package has delayed option)
 \ltj@pkgpatch{array}    %% at \begin{document}
+\ltj@pkgpatch{collcell} %% at \begin{document}
 \ltj@pkgpatch@im{unicode-math}
 \ltj@pkgpatch@im{siunitx}
 \ltj@pkgpatch@im{microtype}
diff --git a/src/patches/lltjp-collcell.sty b/src/patches/lltjp-collcell.sty
new file mode 100644
index 0000000..d28971f
--- /dev/null
+++ b/src/patches/lltjp-collcell.sty
@@ -0,0 +1,37 @@
+%
+% lltjp-collcell.sty
+%
+
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{lltjp-array}[2020/05/06 Patch to collcell for LuaTeX-ja]
+
+\RequirePackage{etoolbox,array}
+
+\def\collcell@beforeuser{\ltjfakeboxbdd\ignorespaces}
+\def\collcell@afteruser{\unskip\ltjfakeboxbdd}
+
+\def\collectcell#1#2\relax\pltx@next@inhibitglue\ltjfakeboxbdd\ignorespaces{%
+  \begingroup
+  \collect@cell@count\z@
+  \collect@cell@toks{}%
+  \let\collect@cell@spaces\empty
+  \def\collect@cell@end{%
+    \expandafter\endgroup
+    \expandafter\collcell@beforeuser
+    \expandafter\ccell@swap\expandafter{\the\collect@cell@toks}{#1}%
+    \collcell@afteruser
+  }%
+  \collect@cell@look#2%
+}
+\patchcmd\collect@cell@arg{%
+    \cci{%
+      \collect@cell@look
+    }%
+}{
+    \cci{%
+      \collect@cell@look
+    }%
+	\ltjfakeboxbdd{\collect@cell@look}
+}{}{}
+
+\endinput
-- 
2.11.0