2 files changed, 25 insertions, 18 deletions

diff --git a/arabluatex.dtx b/arabluatex.dtx
index 236e95f..c50ab6c 100644
--- a/arabluatex.dtx
+++ b/arabluatex.dtx
@@ -2808,23 +2808,6 @@ al-muqAtil-Ina.}, wa-kAnat 'ummI min `u.zamA'-i buyUt-i
 % \cs{LR}\marg{arg}, but typesets its argument from right to left. Even
 % in an Arabic environment, this command may be useful.
 % 
-% For example, to distinguish words with a different
-% color,\footnote{See below \vref{sec:textcolor} for more information
-% on two-argument commands.} one may proceed like so:--- %
-% \iffalse
-%<*example>
-% \fi
-\begin{arabluacode}
-\begin{arab}
-  _tumma "intalaqa _dU 'l-qarn-ayni 'il_A 'ummaT-iN 'u_hr_A fI
-  \textcolor{red}{\arb[fullvoc]{((ma.tli`-i 'l-^sams-i))}} wa-lA
-  binA'-a la-hum yu'amminu-hum mina 'l-^sams-i.
-\end{arab}
-\end{arabluacode}
-% \iffalse
-%</example>
-% \fi
-% 
 % \DescribeMacro{\LRfootnote} \DescribeMacro{\RLfootnote}
 % \cs{LRfootnote}\marg{text} and \cs{RLfootnote}\marg{text} typeset
 % left-to-right and right-to-left footnotes respectively in Arabic
@@ -2887,6 +2870,30 @@ qAla barzawayhi bn-u 'azhar-a, ra's-u 'a.tibbA'-i fAris-a...
 %</example>
 % \fi
 %
+% \section{New commands to be inserted in Arabic
+% environments}
+% \label{sec:declare-new-commands}
+% In some particular cases, it may be useful to define new commands to
+% be inserted in Arabic environments. From the general principle laid
+% \vpageref{ref:cmd-inside-arabic}, it follows that
+%
+% For example, to distinguish words with a different
+% color,\footnote{See below \vref{sec:textcolor} for more information
+% on two-argument commands.} one may proceed like so:--- %
+% \iffalse
+%<*example>
+% \fi
+\begin{arabluacode}
+\begin{arab}
+  _tumma "intalaqa _dU 'l-qarn-ayni 'il_A 'ummaT-iN 'u_hr_A fI
+  \textcolor{red}{\arb[fullvoc]{((ma.tli`-i 'l-^sams-i))}} wa-lA
+  binA'-a la-hum yu'amminu-hum mina 'l-^sams-i.
+\end{arab}
+\end{arabluacode}
+% \iffalse
+%</example>
+% \fi
+%
 % \subsection{Environments}
 % \label{sec:environments}
 % \changes{v1.5}{2016/11/14}{Environments may be nested inside the
diff --git a/arabluatex.lua b/arabluatex.lua
index d35114d..48e5987 100644
--- a/arabluatex.lua
+++ b/arabluatex.lua
@@ -66,7 +66,7 @@ local function breakcmd(str)
       -- nothing to do
    else
       for i = 1,#brkcmds do
-         str = string.gsub(str, "\\"..brkcmds[i]..".?(%b{})",
+         str = string.gsub(str, "\\"..brkcmds[i].."%s?(%b{})",
                 function(body)
                    body = string.sub(body, 2, -2)
                    return string.format("}\\"..brkcmds[i].."{%s}\\arb{", body)