| 1 | ## oils_failures_allowed: 1
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| 2 | ## our_shell: ysh
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| 3 |
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| 4 | #### join()
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| 5 | var x = :|a b 'c d'|
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| 6 |
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| 7 | var y = join(x)
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| 8 | argv.py $y
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| 9 |
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| 10 | var z = join(x, ":")
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| 11 | argv.py $z
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| 12 | ## STDOUT:
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| 13 | ['abc d']
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| 14 | ['a:b:c d']
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| 15 | ## END
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| 16 |
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| 17 | #### @[split(x)] respects IFS
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| 18 | setvar IFS = ":"
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| 19 | var x = "one:two:three"
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| 20 | argv.py @[split(x)]
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| 21 | ## STDOUT:
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| 22 | ['one', 'two', 'three']
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| 23 | ## END
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| 24 |
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| 25 | #### @[maybe(x)]
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| 26 | setvar empty = ''
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| 27 | setvar x = 'X'
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| 28 | argv.py a @[maybe(empty)] @[maybe(x)] b
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| 29 |
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| 30 | setvar n = null
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| 31 | argv.py a @[maybe(n)] b
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| 32 |
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| 33 | ## STDOUT:
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| 34 | ['a', 'X', 'b']
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| 35 | ['a', 'b']
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| 36 | ## END
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| 37 |
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| 38 | #### maybe() on invalid type is fatal error
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| 39 |
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| 40 | # not allowed
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| 41 | setvar marray = :||
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| 42 | argv.py a @[maybe(marray)] b
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| 43 | echo done
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| 44 | ## status: 3
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| 45 | ## STDOUT:
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| 46 | ## END
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| 47 |
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| 48 | #### split() on invalid type is fatal error
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| 49 | var myarray = :| --all --long |
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| 50 | write -- @[myarray]
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| 51 | write -- @[split(myarray)]
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| 52 | ## status: 3
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| 53 | ## STDOUT:
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| 54 | --all
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| 55 | --long
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| 56 | ## END
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| 57 |
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| 58 | #### @[glob(x)]
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| 59 |
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| 60 | # empty glob
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| 61 | write -- A @[glob('__nope__')] B
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| 62 | echo ___
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| 63 |
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| 64 | touch -- a.z b.z -.z
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| 65 | write -- @[glob('?.z')]
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| 66 | echo ___
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| 67 |
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| 68 | # add it back
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| 69 | shopt -s dashglob
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| 70 | write -- @[glob('?.z')]
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| 71 |
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| 72 | ## STDOUT:
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| 73 | A
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| 74 | B
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| 75 | ___
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| 76 | a.z
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| 77 | b.z
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| 78 | ___
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| 79 | -.z
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| 80 | a.z
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| 81 | b.z
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| 82 | ## END
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| 83 |
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| 84 | #### shSplit() respects IFS
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| 85 |
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| 86 | var s = ' aa a bb b '
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| 87 |
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| 88 | argv.py @[shSplit(s)]
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| 89 |
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| 90 | setvar IFS = 'a'
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| 91 |
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| 92 | argv.py @[shSplit(s)]
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| 93 |
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| 94 | setvar IFS = 'b'
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| 95 |
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| 96 | argv.py @[shSplit(s)]
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| 97 |
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| 98 | ## STDOUT:
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| 99 | ['aa', 'a', 'bb', 'b']
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| 100 | [' ', '', ' ', ' bb b ']
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| 101 | [' aa a ', '', ' ', ' ']
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| 102 | ## END
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| 103 |
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| 104 |
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| 105 | #### getVar() gets global or local vars
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| 106 |
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| 107 | # compare with shvarGet(), which does dynamic scope
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| 108 |
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| 109 | proc my-proc {
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| 110 | var mylocal = 43
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| 111 |
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| 112 | echo g=$[getVar('g')]
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| 113 | echo mylocal=$[getVar('mylocal')]
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| 114 |
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| 115 | # the whole purpose is dynamic variable names / dynamic binding
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| 116 | var prefix = 'my'
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| 117 | echo mylocal=$[getVar(prefix ++ 'local')]
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| 118 |
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| 119 | echo not_global_or_local=$[getVar('not_global_or_local')]
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| 120 | }
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| 121 |
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| 122 | proc main {
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| 123 | var not_global_or_local = 42
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| 124 | my-proc
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| 125 | }
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| 126 |
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| 127 | var g = 'global'
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| 128 |
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| 129 | main
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| 130 |
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| 131 | ## STDOUT:
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| 132 | g=global
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| 133 | mylocal=43
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| 134 | mylocal=43
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| 135 | not_global_or_local=null
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| 136 | ## END
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| 137 |
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| 138 | #### ASCII upper() lower()
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| 139 |
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| 140 | var x = 'abc-'
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| 141 | var y = 'XYZ!'
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| 142 |
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| 143 | echo $x
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| 144 | echo $y
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| 145 | echo
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| 146 |
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| 147 | echo $[x => upper()]
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| 148 | echo $[x => lower()]
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| 149 | echo $[y => upper()]
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| 150 | echo $[y => lower()]
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| 151 |
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| 152 | ## STDOUT:
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| 153 | abc-
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| 154 | XYZ!
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| 155 |
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| 156 | ABC-
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| 157 | abc-
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| 158 | XYZ!
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| 159 | xyz!
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| 160 | ## END
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| 161 |
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| 162 | #### Unicode upper() lower()
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| 163 |
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| 164 | # Adapted from spec/var-op-bash
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| 165 |
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| 166 | # https://www.utf8-chartable.de/unicode-utf8-table.pl
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| 167 |
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| 168 | var x = u'\u{C0}\u{C8}' # upper grave
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| 169 | var y = u'\u{E1}\u{E9}' # lower acute
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| 170 |
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| 171 | echo $x
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| 172 | echo $y
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| 173 | echo
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| 174 |
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| 175 | echo $[x => upper()]
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| 176 | echo $[x => lower()]
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| 177 | echo $[y => upper()]
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| 178 | echo $[y => lower()]
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| 179 |
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| 180 | ## STDOUT:
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| 181 | ÀÈ
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| 182 | áé
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| 183 | ## END
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| 184 |
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