| 1 | ## compare_shells: bash
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| 2 | ## oils_failures_allowed: 5
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| 3 |
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| 4 | #### Lower Case with , and ,,
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| 5 | x='ABC DEF'
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| 6 | echo ${x,}
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| 7 | echo ${x,,}
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| 8 | echo empty=${empty,}
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| 9 | echo empty=${empty,,}
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| 10 | ## STDOUT:
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| 11 | aBC DEF
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| 12 | abc def
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| 13 | empty=
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| 14 | empty=
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| 15 | ## END
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| 16 |
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| 17 | #### Upper Case with ^ and ^^
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| 18 | x='abc def'
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| 19 | echo ${x^}
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| 20 | echo ${x^^}
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| 21 | echo empty=${empty^}
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| 22 | echo empty=${empty^^}
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| 23 | ## STDOUT:
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| 24 | Abc def
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| 25 | ABC DEF
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| 26 | empty=
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| 27 | empty=
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| 28 | ## END
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| 29 |
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| 30 | #### Case Folding of Unicode Characters
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| 31 |
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| 32 | # https://www.utf8-chartable.de/unicode-utf8-table.pl
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| 33 |
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| 34 | x=$'\u00C0\u00C8' # upper grave
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| 35 | y=$'\u00E1\u00E9' # lower acute
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| 36 |
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| 37 | echo u ${x^}
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| 38 | echo U ${x^^}
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| 39 |
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| 40 | echo l ${x,}
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| 41 | echo L ${x,,}
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| 42 |
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| 43 | echo u ${y^}
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| 44 | echo U ${y^^}
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| 45 |
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| 46 | echo l ${y,}
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| 47 | echo L ${y,,}
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| 48 |
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| 49 | ## STDOUT:
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| 50 | u ÀÈ
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| 51 | U ÀÈ
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| 52 | l àÈ
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| 53 | L àè
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| 54 | u Áé
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| 55 | U ÁÉ
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| 56 | l áé
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| 57 | L áé
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| 58 | ## END
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| 59 |
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| 60 | #### Lower Case with constant string (VERY WEIRD)
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| 61 | x='AAA ABC DEF'
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| 62 | echo ${x,A}
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| 63 | echo ${x,,A} # replaces every A only?
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| 64 | ## STDOUT:
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| 65 | aAA ABC DEF
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| 66 | aaa aBC DEF
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| 67 | ## END
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| 68 |
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| 69 | #### Lower Case glob
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| 70 |
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| 71 | # Hm with C.UTF-8, this does no case folding?
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| 72 | export LC_ALL=en_US.UTF-8
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| 73 |
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| 74 | x='ABC DEF'
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| 75 | echo ${x,[d-f]}
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| 76 | echo ${x,,[d-f]} # This seems buggy, it doesn't include F?
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| 77 | ## STDOUT:
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| 78 | ABC DEF
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| 79 | ABC deF
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| 80 | ## END
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| 81 |
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| 82 | #### ${x@u} U l L upper / lower case (bash 5.1 feature)
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| 83 |
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| 84 | # https://www.gnu.org/software/bash/manual/html_node/Shell-Parameter-Expansion.html
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| 85 |
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| 86 | x='abc def'
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| 87 | echo "${x@u}"
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| 88 |
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| 89 | # TODO: we need to upgrade the spec tests to bash 5.1 (or bash 5.2 is coming
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| 90 | # out soon)
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| 91 |
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| 92 | ## N-I bash status: 1
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| 93 | ## N-I bash STDOUT:
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| 94 | ## END
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| 95 |
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| 96 |
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| 97 | #### ${x@Q}
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| 98 | x="FOO'BAR spam\"eggs"
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| 99 | eval "new=${x@Q}"
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| 100 | test "$x" = "$new" && echo OK
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| 101 | ## STDOUT:
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| 102 | OK
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| 103 | ## END
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| 104 |
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| 105 | #### ${array@Q} and ${array[@]@Q}
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| 106 | array=(x 'y\nz')
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| 107 | echo ${array[@]@Q}
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| 108 | echo ${array@Q}
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| 109 | echo ${array@Q}
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| 110 | ## STDOUT:
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| 111 | 'x' 'y\nz'
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| 112 | 'x'
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| 113 | 'x'
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| 114 | ## END
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| 115 | ## OK osh STDOUT:
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| 116 | x $'y\\nz'
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| 117 | x
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| 118 | x
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| 119 | ## END
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| 120 |
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| 121 | #### ${!prefix@} ${!prefix*} yields sorted array of var names
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| 122 | ZOO=zoo
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| 123 | ZIP=zip
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| 124 | ZOOM='one two'
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| 125 | Z='three four'
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| 126 |
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| 127 | z=lower
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| 128 |
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| 129 | argv.py ${!Z*}
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| 130 | argv.py ${!Z@}
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| 131 | argv.py "${!Z*}"
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| 132 | argv.py "${!Z@}"
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| 133 | for i in 1 2; do argv.py ${!Z*} ; done
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| 134 | for i in 1 2; do argv.py ${!Z@} ; done
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| 135 | for i in 1 2; do argv.py "${!Z*}"; done
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| 136 | for i in 1 2; do argv.py "${!Z@}"; done
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| 137 | ## STDOUT:
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| 138 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 139 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 140 | ['Z ZIP ZOO ZOOM']
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| 141 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 142 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 143 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 144 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 145 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 146 | ['Z ZIP ZOO ZOOM']
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| 147 | ['Z ZIP ZOO ZOOM']
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| 148 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 149 | ['Z', 'ZIP', 'ZOO', 'ZOOM']
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| 150 | ## END
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| 151 |
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| 152 | #### ${!prefix@} matches var name (regression)
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| 153 | hello1=1 hello2=2 hello3=3
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| 154 | echo ${!hello@}
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| 155 | hello=()
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| 156 | echo ${!hello@}
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| 157 | ## STDOUT:
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| 158 | hello1 hello2 hello3
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| 159 | hello hello1 hello2 hello3
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| 160 | ## END
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| 161 |
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| 162 | #### ${var@a} for attributes
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| 163 | array=(one two)
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| 164 | echo ${array@a}
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| 165 | declare -r array=(one two)
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| 166 | echo ${array@a}
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| 167 | declare -rx PYTHONPATH=hi
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| 168 | echo ${PYTHONPATH@a}
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| 169 |
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| 170 | # bash and osh differ here
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| 171 | #declare -rxn x=z
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| 172 | #echo ${x@a}
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| 173 | ## STDOUT:
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| 174 | a
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| 175 | ar
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| 176 | rx
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| 177 | ## END
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| 178 |
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| 179 | #### ${var@a} error conditions
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| 180 | echo [${?@a}]
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| 181 | ## STDOUT:
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| 182 | []
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| 183 | ## END
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| 184 |
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| 185 | #### undef and @P @Q @a
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| 186 | $SH -c 'echo ${undef@P}'
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| 187 | echo status=$?
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| 188 | $SH -c 'echo ${undef@Q}'
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| 189 | echo status=$?
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| 190 | $SH -c 'echo ${undef@a}'
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| 191 | echo status=$?
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| 192 | ## STDOUT:
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| 193 |
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| 194 | status=0
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| 195 |
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| 196 | status=0
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| 197 |
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| 198 | status=0
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| 199 | ## END
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| 200 | ## OK osh STDOUT:
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| 201 |
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| 202 | status=0
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| 203 | ''
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| 204 | status=0
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| 205 |
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| 206 | status=0
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| 207 | ## END
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| 208 |
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| 209 |
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| 210 | #### argv array and @P @Q @a
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| 211 | $SH -c 'echo ${@@P}' dummy a b c
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| 212 | echo status=$?
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| 213 | $SH -c 'echo ${@@Q}' dummy a 'b\nc'
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| 214 | echo status=$?
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| 215 | $SH -c 'echo ${@@a}' dummy a b c
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| 216 | echo status=$?
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| 217 | ## STDOUT:
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| 218 | a b c
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| 219 | status=0
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| 220 | 'a' 'b\nc'
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| 221 | status=0
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| 222 |
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| 223 | status=0
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| 224 | ## END
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| 225 | ## OK osh STDOUT:
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| 226 | status=1
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| 227 | a $'b\\nc'
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| 228 | status=0
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| 229 | a
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| 230 | status=0
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| 231 | ## END
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| 232 |
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| 233 | #### assoc array and @P @Q @a
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| 234 |
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| 235 | # note: "y z" causes a bug!
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| 236 | $SH -c 'declare -A A=(["x"]="y"); echo ${A@P} - ${A[@]@P}'
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| 237 | echo status=$?
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| 238 |
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| 239 | # note: "y z" causes a bug!
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| 240 | $SH -c 'declare -A A=(["x"]="y"); echo ${A@Q} - ${A[@]@Q}'
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| 241 | echo status=$?
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| 242 |
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| 243 | $SH -c 'declare -A A=(["x"]=y); echo ${A@a} - ${A[@]@a}'
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| 244 | echo status=$?
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| 245 | ## STDOUT:
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| 246 | - y
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| 247 | status=0
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| 248 | - 'y'
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| 249 | status=0
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| 250 | A - A
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| 251 | status=0
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| 252 | ## END
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| 253 | ## OK osh STDOUT:
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| 254 | status=1
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| 255 | status=1
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| 256 | A - A
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| 257 | status=0
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| 258 | ## END
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| 259 |
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| 260 | #### ${!var[@]@X}
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| 261 | # note: "y z" causes a bug!
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| 262 | $SH -c 'declare -A A=(["x"]="y"); echo ${!A[@]@P}'
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| 263 | if test $? -ne 0; then echo fail; fi
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| 264 |
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| 265 | # note: "y z" causes a bug!
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| 266 | $SH -c 'declare -A A=(["x y"]="y"); echo ${!A[@]@Q}'
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| 267 | if test $? -ne 0; then echo fail; fi
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| 268 |
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| 269 | $SH -c 'declare -A A=(["x"]=y); echo ${!A[@]@a}'
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| 270 | if test $? -ne 0; then echo fail; fi
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| 271 | # STDOUT:
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| 272 |
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| 273 |
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| 274 |
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| 275 | # END
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| 276 | ## OK osh STDOUT:
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| 277 | fail
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| 278 | 'x y'
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| 279 | a
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| 280 | ## END
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| 281 |
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| 282 | #### ${#var@X} is a parse error
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| 283 | # note: "y z" causes a bug!
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| 284 | $SH -c 'declare -A A=(["x"]="y"); echo ${#A[@]@P}'
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| 285 | if test $? -ne 0; then echo fail; fi
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| 286 |
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| 287 | # note: "y z" causes a bug!
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| 288 | $SH -c 'declare -A A=(["x"]="y"); echo ${#A[@]@Q}'
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| 289 | if test $? -ne 0; then echo fail; fi
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| 290 |
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| 291 | $SH -c 'declare -A A=(["x"]=y); echo ${#A[@]@a}'
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| 292 | if test $? -ne 0; then echo fail; fi
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| 293 | ## STDOUT:
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| 294 | fail
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| 295 | fail
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| 296 | fail
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| 297 | ## END
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| 298 |
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| 299 | #### ${!A@a} and ${!A[@]@a}
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| 300 | declare -A A=(["x"]=y)
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| 301 | echo x=${!A[@]@a}
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| 302 | echo x=${!A@a}
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| 303 |
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| 304 | # OSH prints 'a' for indexed array because the AssocArray with ! turns into
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| 305 | # it. Disallowing it would be the other reasonable behavior.
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| 306 |
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| 307 | ## STDOUT:
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| 308 | x=
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| 309 | x=
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| 310 | ## END
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