blob: 5e42d30e3854183e093f15317f56945e0b81f5ff [file] [log] [blame]
# first try some invalid patterns (do in subshell due to parsing error)
# (set argv0 to "SHELL" to avoid "/path/to/shell: blah" in error messages)
# valid in bash and ash (same as $-): "$THIS_SH" -c 'echo ${-}' SHELL
"$THIS_SH" -c 'echo ${:-}' SHELL
# now some funky ones
echo _${#-} _${#:-}
# now some valid ones
set --
echo _$1 _${1-} _${1:-} _${1-word} _${1:-word}
set -- aaaa
echo _$1 _${1-} _${1:-} _${1-word} _${1:-word}
unset f
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
f=
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
f=fff
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}