diff options
Diffstat (limited to 'tex/context/base/mkiv/math-fen.mkiv')
-rw-r--r-- | tex/context/base/mkiv/math-fen.mkiv | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/tex/context/base/mkiv/math-fen.mkiv b/tex/context/base/mkiv/math-fen.mkiv index 81e39723d..8d004636f 100644 --- a/tex/context/base/mkiv/math-fen.mkiv +++ b/tex/context/base/mkiv/math-fen.mkiv @@ -54,17 +54,39 @@ % we need the direct use of \Udelimiter because of { etc -\def\math_fenced_left {\edef\p_left{\mathfenceparameter\c!left}% +\newconditional\c_math_fenced_mirror \settrue\c_math_fenced_mirror + +\def\math_fenced_left {\edef\p_left + {\ifconditional\c_math_fenced_mirror + \ifcase\c_math_bidi + \mathfenceparameter\c!left + \else + \mathfenceparameter\c!right + \fi + \else + \mathfenceparameter\c!left + \fi}% \math_fenced_color_push \normalleft\ifx\p_left\empty.\else\Udelimiter\plusfour\fam\p_left\relax\fi \math_fenced_color_pop} + \def\math_fenced_middle{\edef\p_middle{\mathfenceparameter\c!middle}% \mskip\thinmuskip \math_fenced_color_push \normalmiddle\ifx\p_middle\empty.\else\Udelimiter\plusfour\fam\p_middle\relax\fi \math_fenced_color_pop \mskip\thinmuskip} -\def\math_fenced_right {\edef\p_right{\mathfenceparameter\c!right}% + +\def\math_fenced_right {\edef\p_right + {\ifconditional\c_math_fenced_mirror + \ifcase\c_math_bidi + \mathfenceparameter\c!right + \else + \mathfenceparameter\c!left + \fi + \else + \mathfenceparameter\c!right + \fi}% \math_fenced_color_push \normalright\ifx\p_right\empty.\else\Udelimiter\plusfive\fam\p_right\relax\fi \math_fenced_color_pop} @@ -470,7 +492,7 @@ \installcorenamespace{mathbig} \unexpanded\def\choosemathbig#1#2% so we accept \big{||} as well - {{\hbox\bgroup + {{\naturalhbox\bgroup \startimath \ifcase\bigmathdelimitermethod \math_fenced_step#2\relax |