[latex3-commits] [git/LaTeX3-latex3-latex2e] lthooks-doc-updates: Merge branch 'develop' into lthooks-doc-updates (3bac6767)

[Frank Mittelbach]

Repository : https://github.com/latex3/latex2e
On branch  : lthooks-doc-updates
Link       : https://github.com/latex3/latex2e/commit/3bac67671ada978f3ea1da24c0bacfd717952515

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

commit 3bac67671ada978f3ea1da24c0bacfd717952515
Merge: aa7a89dd d59bff1c
Author: Frank Mittelbach <frank.mittelbach at latex-project.org>
Date:   Fri Aug 20 11:00:06 2021 +0200

    Merge branch 'develop' into lthooks-doc-updates


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

3bac67671ada978f3ea1da24c0bacfd717952515
 .travis.yml                                        |  58 ----
 base/changes.txt                                   |  48 ++++
 base/doc/{manual.err => lamport-manual.err}        |  20 +-
 base/doc/lb2.err                                   |  21 +-
 base/doc/lgc2.err                                  |  21 +-
 base/doc/ltnews34.tex                              | 113 +++++++-
 base/doc/tlc2.err                                  |  23 +-
 base/doc/usrguide3.tex                             |  12 +
 base/doc/webcomp.err                               |  21 +-
 base/ltclass.dtx                                   | 119 +++++---
 base/ltcmd.dtx                                     |  66 ++++-
 base/ltfinal.dtx                                   |  36 ++-
 base/lthooks.dtx                                   | 210 +++++---------
 base/ltluatex.dtx                                  |   4 +-
 base/ltoutput.dtx                                  |  63 ++++-
 base/manifest.txt                                  |   2 +-
 base/testfiles-ltcmd/github-639.lvt                |  52 ++++
 base/testfiles-ltcmd/github-639.tlg                |  38 +++
 base/testfiles-lthooks/lthooks-001.lvt             |   3 +-
 base/testfiles-lthooks/lthooks-001.tlg             |   4 +
 base/testfiles-lthooks/lthooks-002.lvt             |   3 +-
 base/testfiles-lthooks/lthooks-002.tlg             |   4 +
 base/testfiles-lthooks2/lthooks2-006.tlg           |  37 ++-
 base/testfiles/github-0479-often.luatex.tlg        |   4 +
 base/testfiles/github-0479-often.tlg               |   4 +
 base/testfiles/github-0479-often.xetex.tlg         |   4 +
 base/testfiles/github-0621.lvt                     |  78 ++++++
 .../{github-0022b.tlg => github-0621.tlg}          |  58 +++-
 ...ace-000-2015.tlg => tlb-fltrace-005.luatex.tlg} | 305 +++++++++++++++++++--
 ...lb-fltrace-000-2015.lvt => tlb-fltrace-005.lvt} |  15 +-
 ...ace-000-2015.luatex.tlg => tlb-fltrace-005.tlg} | 266 ++++++++++++++++--
 .../tlb-latexrelease-rollback-003-often.luatex.tlg |   8 +
 .../tlb-latexrelease-rollback-003-often.tlg        |   8 +
 .../tlb-latexrelease-rollback-003-often.xetex.tlg  |   8 +
 base/testfiles/tlb-ltluatex-001.luatex.tlg         |   8 +-
 base/testfiles/tlb-rollback-004-often.luatex.tlg   |   4 +
 base/testfiles/tlb-rollback-004-often.tlg          |   4 +
 base/testfiles/tlb-rollback-004-often.xetex.tlg    |   4 +
 base/testfiles/tlb-rollback-005.luatex.tlg         |   4 +
 base/testfiles/tlb-rollback-005.tlg                |   4 +
 base/testfiles/tlb-rollback-005.xetex.tlg          |   4 +
 base/tulm.fdd                                      |   9 +-
 required/graphics/changes.txt                      |  10 +-
 required/graphics/trig.dtx                         |  13 +-
 required/tools/longtable.dtx                       |   9 +-
 required/tools/testfiles/github-0637.lvt           |  12 +
 .../tools/testfiles/github-0637.tlg                |   0
 support/test209.tex                                |  19 +-
 support/test2e.tex                                 |  19 +-
 texmf/tex/latex/l3backend/l3backend-dvipdfmx.def   |  18 +-
 texmf/tex/latex/l3backend/l3backend-dvips.def      |   2 +-
 texmf/tex/latex/l3backend/l3backend-dvisvgm.def    |   2 +-
 texmf/tex/latex/l3backend/l3backend-luatex.def     |  18 +-
 texmf/tex/latex/l3backend/l3backend-pdftex.def     |  18 +-
 texmf/tex/latex/l3backend/l3backend-xetex.def      |  18 +-
 .../tex/latex/l3packages/xparse/xparse-generic.tex |  10 +-
 texmf/tex/latex/l3packages/xparse/xparse.sty       |   2 +-
 57 files changed, 1561 insertions(+), 386 deletions(-)

diff --cc base/lthooks.dtx
index a9c96b0a,c908ae76..fdb9e938
--- a/base/lthooks.dtx
+++ b/base/lthooks.dtx
@@@ -4920,7 -4671,21 +4830,17 @@@
    }
  %    \end{macrocode}
  %
+ %    \begin{macrocode}
+ \msg_new:nnn { hooks } { cannot-remove }
+   {
+     Cannot~remove~chunk~'#2'~from~hook~'#1'~because~
+     \@@_if_structure_exist:nTF {#1}
+       { it~does~not~exist~in~that~hook. }
+       { the~hook~does~not~exist. }
+   }
+ %    \end{macrocode}
+ %
  %
 -%
 -%
 -%
 -%
  %  \subsection{\LaTeXe{} package interface commands}
  %
  %