Add tagname to "illegal element" substitution definition error message.
commit1a06d4b8771f9c2f9fbbab3659903c460db9df4e
authormilde <milde@929543f6-e4f2-0310-98a6-ba3bd3dd1d04>
Mon, 18 Dec 2017 14:25:07 +0000 (18 14:25 +0000)
committermilde <milde@929543f6-e4f2-0310-98a6-ba3bd3dd1d04>
Mon, 18 Dec 2017 14:25:07 +0000 (18 14:25 +0000)
tree5ba18bc17ff4eb95ed88e065c956c993590c9398
parent636da5df1aead935bf093cf82d5dac361cc7a795
Add tagname to "illegal element" substitution definition error message.

Be a bit more verbose when detecting nodes that are disallowed inside
substitution definitions.

git-svn-id: http://svn.code.sf.net/p/docutils/code/trunk@8206 929543f6-e4f2-0310-98a6-ba3bd3dd1d04
docutils/docutils/parsers/rst/states.py
docutils/test/test_parsers/test_rst/test_directives/test_replace.py
docutils/test/test_parsers/test_rst/test_substitutions.py
docutils/test/test_transforms/test_hyperlinks.py