| 1 | #### cd with block
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| 2 | shopt -s oil:all
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| 3 |
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| 4 | const saved = "$PWD"
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| 5 |
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| 6 | # OLDPWD is NOT defined
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| 7 | cd / { echo $PWD; echo OLDPWD=${OLDPWD:-} }; echo done
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| 8 |
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| 9 | if ! test "$saved" = $PWD; then
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| 10 | echo FAIL
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| 11 | fi
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| 12 |
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| 13 | cd /tmp {
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| 14 | write PWD=$PWD
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| 15 | write --sep ' ' pwd builtin: $(pwd)
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| 16 | }
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| 17 |
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| 18 | if ! test "$saved" = $PWD; then
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| 19 | echo FAIL
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| 20 | fi
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| 21 |
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| 22 | ## STDOUT:
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| 23 | /
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| 24 | OLDPWD=
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| 25 | done
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| 26 | PWD=/tmp
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| 27 | pwd builtin: /tmp
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| 28 | ## END
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| 29 |
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| 30 | #### cd with block: fatal error in block
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| 31 | shopt -s oil:all
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| 32 | cd / {
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| 33 | echo one
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| 34 | false
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| 35 | echo two
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| 36 | }
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| 37 | ## status: 1
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| 38 | ## STDOUT:
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| 39 | one
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| 40 | ## END
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| 41 |
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| 42 |
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| 43 | #### cd with block: return in block
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| 44 | shopt -s oil:all
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| 45 | f() {
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| 46 | cd / {
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| 47 | echo one
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| 48 | return
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| 49 | echo two
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| 50 | }
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| 51 | echo 'end func'
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| 52 | }
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| 53 | f
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| 54 | ## STDOUT:
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| 55 | one
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| 56 | end func
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| 57 | ## END
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| 58 |
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| 59 | #### cd with block: break in block
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| 60 | shopt -s oil:all
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| 61 | f() {
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| 62 | cd / {
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| 63 | echo one
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| 64 | for i in 1 2; do
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| 65 | echo $i
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| 66 | break # break out of loop
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| 67 | done
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| 68 |
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| 69 | break # break out of block isn't valid
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| 70 | echo two
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| 71 | }
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| 72 | echo end func
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| 73 | }
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| 74 | f
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| 75 | ## status: 1
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| 76 | ## STDOUT:
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| 77 | one
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| 78 | 1
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| 79 | ## END
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| 80 |
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| 81 | #### cd with block exits with status 0
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| 82 | shopt -s oil:all
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| 83 | cd / {
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| 84 | echo block
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| 85 |
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| 86 | # This return value is ignored.
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| 87 | # Or maybe this should be a runtime error?
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| 88 | return 1
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| 89 | }
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| 90 | echo status=$?
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| 91 | ## STDOUT:
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| 92 | block
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| 93 | status=0
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| 94 | ## END
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| 95 |
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| 96 | #### block doesn't have its own scope
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| 97 | shopt -s oil:all
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| 98 | var x = 1
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| 99 | echo "x=$x"
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| 100 | cd / {
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| 101 | #set y = 5 # This would be an error because set doesn't do dynamic lookup
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| 102 | var x = 42
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| 103 | echo "x=$x"
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| 104 | }
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| 105 | echo "x=$x"
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| 106 | ## STDOUT:
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| 107 | x=1
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| 108 | x=42
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| 109 | x=42
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| 110 | ## END
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| 111 |
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| 112 | #### block literal in expression mode: ^(echo $PWD)
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| 113 | shopt -s oil:all
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| 114 |
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| 115 | const myblock = ^(echo $PWD | wc -l)
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| 116 | eval (myblock)
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| 117 |
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| 118 | const b2 = ^(echo one; echo two)
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| 119 | eval (b2)
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| 120 |
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| 121 | ## STDOUT:
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| 122 | 1
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| 123 | one
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| 124 | two
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| 125 | ## END
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| 126 |
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| 127 | #### block arg as typed expression
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| 128 |
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| 129 | shopt -s oil:all
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| 130 |
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| 131 | # literal
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| 132 | cd /tmp (^(echo $PWD))
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| 133 |
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| 134 | const myblock = ^(echo $PWD)
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| 135 | cd /tmp (myblock)
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| 136 |
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| 137 | ## STDOUT:
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| 138 | /tmp
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| 139 | /tmp
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| 140 | ## END
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| 141 |
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| 142 | #### Pass invalid typed args
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| 143 |
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| 144 | cd /tmp (42) # should be a block
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| 145 | ## status: 3
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| 146 |
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| 147 | #### Pass too many typed args
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| 148 |
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| 149 | cd /tmp (1, 2)
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| 150 | ## status: 3
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| 151 |
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| 152 | #### 'builtin' and 'command' with block
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| 153 | shopt --set oil:upgrade
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| 154 | builtin cd / {
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| 155 | echo "builtin $PWD"
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| 156 | }
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| 157 | command cd / {
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| 158 | echo "command $PWD"
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| 159 | }
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| 160 | ## STDOUT:
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| 161 | builtin /
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| 162 | command /
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| 163 | ## END
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| 164 |
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| 165 |
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| 166 | #### Consistency: Control Flow and Blocks
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| 167 | shopt --set parse_brace
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| 168 |
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| 169 | # "Invalid control flow at top level"
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| 170 | eval '
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| 171 | cd / {
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| 172 | echo cd
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| 173 | break
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| 174 | }
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| 175 | '
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| 176 | echo cd no loop $?
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| 177 |
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| 178 | # warning: "Unexpected control flow in block" (strict_control_flow)
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| 179 | eval '
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| 180 | while true {
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| 181 | cd / {
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| 182 | echo cd
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| 183 | break
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| 184 | }
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| 185 | }
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| 186 | '
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| 187 | echo cd loop $?
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| 188 |
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| 189 | eval '
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| 190 | while true {
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| 191 | shopt --unset errexit {
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| 192 | echo shopt
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| 193 | continue
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| 194 | }
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| 195 | }
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| 196 | '
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| 197 | echo shopt continue $?
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| 198 |
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| 199 | eval '
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| 200 | while true {
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| 201 | shvar FOO=foo {
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| 202 | echo shvar
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| 203 | continue
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| 204 | }
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| 205 | }
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| 206 | '
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| 207 | echo shvar continue $?
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| 208 |
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| 209 |
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| 210 | eval '
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| 211 | while true {
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| 212 | try {
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| 213 | echo try
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| 214 | break
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| 215 | }
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| 216 | }
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| 217 | '
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| 218 | echo try break $?
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| 219 |
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| 220 | ## STDOUT:
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| 221 | cd
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| 222 | cd no loop 0
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| 223 | cd
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| 224 | cd loop 1
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| 225 | shopt
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| 226 | shopt continue 1
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| 227 | shvar
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| 228 | shvar continue 1
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| 229 | try
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| 230 | try break 1
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| 231 | ## END
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| 232 |
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| 233 | #### Consistency: Exit Status and Blocks
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| 234 | shopt --set parse_brace
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| 235 |
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| 236 | cd / {
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| 237 | false
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| 238 | }
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| 239 | echo cd=$?
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| 240 |
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| 241 | shopt --unset errexit {
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| 242 | false
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| 243 | }
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| 244 | echo shopt=$?
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| 245 |
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| 246 | shvar FOO=foo {
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| 247 | echo " FOO=$FOO"
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| 248 | false
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| 249 | }
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| 250 | echo shvar=$?
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| 251 |
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| 252 | try {
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| 253 | false
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| 254 | }
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| 255 | echo try=$?
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| 256 |
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| 257 | ## STDOUT:
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| 258 | cd=0
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| 259 | shopt=0
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| 260 | FOO=foo
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| 261 | shvar=0
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| 262 | try=0
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| 263 | ## END
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| 264 |
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| 265 | #### Consistency: Unwanted Blocks Are Errors
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| 266 | shopt --set parse_brace
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| 267 |
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| 268 | true { echo BAD }
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| 269 | echo true $?
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| 270 |
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| 271 | false ( 42, 43 )
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| 272 | echo false $?
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| 273 |
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| 274 | echo { echo BAD }
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| 275 | echo echo block $?
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| 276 |
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| 277 | echo ( 42, 43 )
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| 278 | echo echo args $?
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| 279 |
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| 280 | command echo 'command block' { echo BAD }
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| 281 | echo command echo $?
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| 282 |
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| 283 | builtin echo 'builtin block' { echo BAD }
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| 284 | echo builtin echo $?
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| 285 |
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| 286 | pushd $TMP { echo BAD }
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| 287 | echo pushd $?
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| 288 |
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| 289 | ## STDOUT:
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| 290 | true 2
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| 291 | false 2
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| 292 | echo block 2
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| 293 | echo args 2
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| 294 | command echo 2
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| 295 | builtin echo 2
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| 296 | pushd 2
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| 297 | ## END
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| 298 |
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| 299 | #### Block with Bare Assignments
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| 300 |
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| 301 | # oil:all has parse_equals
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| 302 | # is there any way to turn on parse_equals only in config blocks?
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| 303 | # but we don't know what's a block ahead of time
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| 304 | # I think we would have to check at runtime. Look at VarChecker
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| 305 |
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| 306 | shopt --set oil:all
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| 307 |
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| 308 | proc Rule(s ; ; ; b) {
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| 309 | echo "rule $s"
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| 310 | }
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| 311 |
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| 312 | proc myrules(name) {
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| 313 | Rule $name-python {
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| 314 | kind = 'python'
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| 315 | }
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| 316 |
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| 317 | Rule $name-cc {
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| 318 | kind = 'cc' # should NOT conflict
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| 319 | }
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| 320 | }
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| 321 |
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| 322 | myrules foo
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| 323 | myrules bar
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| 324 |
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| 325 | ## STDOUT:
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| 326 | rule foo-python
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| 327 | rule foo-cc
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| 328 | rule bar-python
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| 329 | rule bar-cc
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| 330 | ## END
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| 331 |
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| 332 | #### Proc that doesn't take a block
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| 333 | shopt --set parse_brace parse_proc parse_paren
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| 334 |
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| 335 | proc task(name ; ; ; b = null) {
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| 336 | echo "task name=$name"
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| 337 | if (b) {
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| 338 | eval (b)
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| 339 | return 33
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| 340 | } else {
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| 341 | echo 'no block'
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| 342 | return 44
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| 343 | }
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| 344 | }
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| 345 |
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| 346 | task spam
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| 347 | echo status=$?
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| 348 |
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| 349 | echo
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| 350 |
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| 351 | task foo {
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| 352 | echo 'running'
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| 353 | echo 'block'
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| 354 | }
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| 355 | echo status=$?
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| 356 |
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| 357 | ## STDOUT:
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| 358 | task name=spam
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| 359 | no block
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| 360 | status=44
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| 361 |
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| 362 | task name=foo
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| 363 | running
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| 364 | block
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| 365 | status=33
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| 366 | ## END
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| 367 |
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