#8 typo

yegor256 · Aug 13, 2022 · 94c9842 · 94c9842
1 parent 67fd194
commit 94c9842
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diff --git a/ffcode.sty b/ffcode.sty
@@ -94,7 +94,7 @@
     colback=gray!5!white,boxrule=0.1pt,arc=1pt,
     boxsep=1.2pt,left=0.5pt,right=0.5pt,top=0.2pt,bottom=0.2pt,
     tcbox raise base}
-  \newcommand\ff[1]{\relax\ifmmode\ff@rule\ff@print{#1}\else\ff@box{\ff@rule\ff@print{#1}}\fi}
+  \newcommand\ff[1]{\relax\ifmmode{\ff@rule\ff@print{#1}}\else{\ff@box{\ff@rule\ff@print{#1}}}\fi}
 \fi\makeatother
 
 \endinput
diff --git a/ffcode.tex b/ffcode.tex
@@ -94,6 +94,12 @@
 If you want to omit the light gray frames around \ff{\char`\\ff}
 texts, use the package option \ff{noframes}.
 
+The command \ff{\char`\\ff} behaves differently in math mode: it doesn't
+add gray frames:
+\begin{equation}
+x = \int_\ff{home}^N f(x).
+\end{equation}
+
 To omit the vertical gray bar at the left side of each snippet,
 use the \ff{nobars} option of the package.