[latex3-commits] [git/LaTeX3-latex3-latex2e] robustness: naming development branch formats for internal used (c12c60c1)

[Frank Mittelbach]

Repository : https://github.com/latex3/latex2e
On branch  : robustness
Link       : https://github.com/latex3/latex2e/commit/c12c60c1f3817ea95c0f9a74148b66ea9f25556f

>---------------------------------------------------------------

commit c12c60c1f3817ea95c0f9a74148b66ea9f25556f
Author: Frank Mittelbach <frank.mittelbach at latex-project.org>
Date:   Thu Aug 29 16:22:05 2019 +0200

    naming development branch formats for internal used


>---------------------------------------------------------------

c12c60c1f3817ea95c0f9a74148b66ea9f25556f
 base/ltvers.dtx | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/base/ltvers.dtx b/base/ltvers.dtx
index 7e8af085..0d878b91 100644
--- a/base/ltvers.dtx
+++ b/base/ltvers.dtx
@@ -117,6 +117,17 @@
 %<*2ekernel>
 \def\patch at level{-2}
 %    \end{macrocode}
+%    
+% \begin{macro}{\development at branch@name}
+%    For more fine grain control there is the possibility to name the
+%    current development branch. This is only used when the
+%    \cs{patch at level} is negative (i.e., a pre-release format) and is
+%    intended to help help us internally when we locally install a
+%    format out of some development branch.
+%    \begin{macrocode}
+\def\development at branch@name{robustness}
+%    \end{macrocode}
+% \end{macro}
 % \end{macro}
 % \end{macro}
 % \end{macro}
@@ -179,9 +190,21 @@
     \write16{\fmtname \space<\fmtversion> patch level \patch at level}
   \else
     \everyjob\expandafter{\the\everyjob
-      \typeout{\fmtname \space<\fmtversion> pre-release\patch at level}}
+      \typeout{\fmtname \space<\fmtversion> pre-release\patch at level
+        \ifx\development at branch@name\@undefined  \else
+          \ifx\development at branch@name\@empty  \else
+            \space (\development at branch@name\space branch)%
+          \fi
+        \fi
+    }}
     \immediate
-    \write16{\fmtname \space<\fmtversion> pre-release\patch at level}
+    \write16{\fmtname \space<\fmtversion> pre-release\patch at level
+        \ifx\development at branch@name\@undefined  \else
+          \ifx\development at branch@name\@empty  \else
+            \space (\development at branch@name\space branch)%
+          \fi
+        \fi
+    }
     \fi
   \fi
 %</2ekernel>