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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/>.
#
echo ff{c,b,a}
echo f{d,e,f}g
echo {l,n,m}xyz
echo {abc\,def}
echo {abc}
echo \{a,b,c,d,e}
echo {x,y,\{a,b,c}}
echo {x\,y,\{abc\},trie}
echo /usr/{ucb/{ex,edit},lib/{ex,how_ex}}
echo XXXX\{`echo a b c | tr ' ' ','`\}
eval echo XXXX\{`echo a b c | tr ' ' ','`\}
echo {}
echo { }
echo }
echo {
echo abcd{efgh
echo foo {1,2} bar
echo `zecho foo {1,2} bar`
echo $(zecho foo {1,2} bar)
var=baz
varx=vx
vary=vy
echo foo{bar,${var}.}
echo foo{bar,${var}}
echo "${var}"{x,y}
echo $var{x,y}
echo ${var}{x,y}
unset var varx vary
# make sure ${ is parsed as a word expansion, since it may contain other
# expansions
a=4
echo "${a#'$('\'}"
echo "${a-'$('\'}"
echo "${a+'$('\'}"
echo "${a#aaaa'$(aaaa'aaa)aaa\'}"
echo "${a#aaaa'$(aaaa)'aaaa\'}"
unset -v a
# new sequence brace operators
echo {1..10}
# this doesn't work yet
echo {0..10,braces}
# but this does
echo {{0..10},braces}
echo x{{0..10},braces}y
echo {3..3}
echo x{3..3}y
echo {10..1}
echo {10..1}y
echo x{10..1}y
echo {a..f}
echo {f..a}
echo {a..A}
echo {A..a}
echo {f..f}
# mixes are incorrectly-formed brace expansions
echo {1..f}
echo {f..1}
echo 0{1..9} {10..20}
# do negative numbers work?
echo {-1..-10}
echo {-20..0}
# weirdly-formed brace expansions -- fixed in post-bash-3.1
echo a-{b{d,e}}-c
echo a-{bdef-{g,i}-c
echo {"klklkl"}{1,2,3}
echo {"x,x"}
echo {1..10..2}
echo {-1..-10..2}
echo {-1..-10..-2}
echo {10..1..-2}
echo {10..1..2}
echo {1..20..2}
echo {1..20..20}
echo {100..0..5}
echo {100..0..-5}
echo {a..z}
echo {a..z..2}
echo {z..a..-2}
# make sure brace expansion handles ints > 2**31 - 1 using intmax_t
echo {2147483645..2147483649}
# want zero-padding here
echo {00..10}
echo {00..10..2}
# unwanted zero-padding -- fixed post-bash-4.0
echo {10..0..2}
echo {10..0..-2}
echo {-50..-0..5}
# the outer sequence expression is invalid but the other brace expansions are ok
# fixed post-bash-5.2
echo {{1,2,3}..{7,8,9}}
echo {{a..c}..{1..3}}
echo {{a..c}..{1,10}}
echo {{a,c}..{1..4}}
echo {{1,2,3}..4}
echo {6..{7,8,9}}
# these are not valid sequence expressions but are valid brace expansions
echo {a,../a.cfg}
echo {a..,/a.cfg}
echo {a..b,/a.cfg}
echo {a,b../a.cfg}
echo {1..4,5..8}
echo {1..4,8}
echo {1,5..8}
# these are all invalid brace expansions
echo {abcde.f}
echo X{..a}Z
echo 0{1..}2
echo {a..1..5}
echo {x,y}{1..a}{0,1,2}
# bad
echo {1..10.f}
echo {1..ff}
echo {1..10..ff}
echo {1.20..2}
echo {1..20..f2}
echo {1..20..2f}
echo {1..2f..2}
echo {1..ff..2}
echo {1..ff}
echo {1..f}
echo {1..0f}
echo {1..10f}
echo {1..10.f}
echo {1..10.f}
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