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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:38:56 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:38:56 +0000
commit6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 (patch)
treef63ce19d57fad3ac4a15bc26dbfbfa2b834111b5 /tests/comsub5.sub
parentInitial commit. (diff)
downloadbash-6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321.tar.xz
bash-6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321.zip
Adding upstream version 5.2.15.upstream/5.2.15upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/comsub5.sub')
-rw-r--r--tests/comsub5.sub51
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/comsub5.sub b/tests/comsub5.sub
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+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+# this is a new feature: expanding aliases when initially parsing command
+# substitutions. required by posix, so enabled in posix mode. default mode
+# stays backwards compatible.
+
+shopt -s expand_aliases
+set -o posix
+
+alias switch=case
+
+switch foo in foo) echo ok 1;; esac
+
+echo $( switch foo in foo) echo ok 2;; esac )
+echo "$( switch foo in foo) echo ok 3;; esac )"
+
+echo $( switch foo in (foo) echo ok 4;; esac )
+echo "$( switch foo in (foo) echo ok 5;; esac )"
+
+alias nest='('
+
+echo $( nest echo ok 6 ) )
+echo "$( nest echo ok 7 ) )"
+
+alias short='echo ok 8 )'
+
+alias DO='{ '
+alias DONE='}'
+got=$(DO
+echo ok 9; DONE)
+echo "$got"
+
+echo $( short
+echo "$( short "
+
+# remember that short" won't work because you start a new quoting context
+# inside $( and the token (`short') won't be delimited by the ending double
+# quote, so there's no opportunity to perform the alias expansion that would
+# terminate the command substitution