| 1 | #### bool() conversion
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| 2 | shopt --set parse_ysh_expr_sub
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| 3 |
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| 4 | echo "$[bool(1234)]"
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| 5 | echo "$[bool(0)]"
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| 6 | echo "$[bool('foo')]"
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| 7 | echo "$[bool(true)]"
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| 8 | echo "$[bool(1.234)]"
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| 9 | echo "$[bool([])]"
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| 10 | echo "$[bool({})]"
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| 11 | echo "$[bool(null)]"
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| 12 | echo "$[bool(len)]"
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| 13 | echo "$[bool('foo'=>startsWith)]"
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| 14 | echo "$[bool(1..<3)]"
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| 15 | ## STDOUT:
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| 16 | true
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| 17 | false
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| 18 | true
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| 19 | true
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| 20 | true
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| 21 | false
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| 22 | false
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| 23 | false
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| 24 | true
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| 25 | true
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| 26 | true
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| 27 | ## END
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| 28 |
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| 29 | #### bool() more
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| 30 | var a = bool( :|| )
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| 31 | var b = bool( :|foo| )
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| 32 | write $a $b
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| 33 | ## STDOUT:
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| 34 | false
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| 35 | true
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| 36 | ## END
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| 37 |
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| 38 |
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| 39 | #### int() conversion
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| 40 | shopt --set parse_ysh_expr_sub
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| 41 |
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| 42 | echo "$[int(1234)]"
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| 43 | echo "$[int('1234')]"
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| 44 | echo "$[int(1.234)]"
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| 45 | ## STDOUT:
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| 46 | 1234
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| 47 | 1234
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| 48 | 1
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| 49 | ## END
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| 50 |
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| 51 | #### int() more
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| 52 | pp test_ (int("3"))
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| 53 | pp test_ (int("-35"))
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| 54 | pp test_ (int('5_6'))
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| 55 |
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| 56 | shopt -s ysh:upgrade
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| 57 |
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| 58 | try {
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| 59 | var c = int("bad")
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| 60 | }
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| 61 | echo code=$[_error.code]
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| 62 |
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| 63 | ## STDOUT:
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| 64 | (Int) 3
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| 65 | (Int) -35
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| 66 | (Int) 56
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| 67 | code=3
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| 68 | ## END
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| 69 |
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| 70 | #### float() conversion
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| 71 | shopt --set parse_ysh_expr_sub
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| 72 |
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| 73 | echo "$[float(1234)]"
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| 74 | echo "$[float('1.234')]"
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| 75 | echo "$[float(2.345)]"
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| 76 | ## STDOUT:
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| 77 | 1234.0
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| 78 | 1.234
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| 79 | 2.345
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| 80 | ## END
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| 81 |
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| 82 | #### float() overflow / underflow
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| 83 |
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| 84 | var a = float("1.2")
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| 85 | var b = float("3.4")
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| 86 |
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| 87 | var c = float("42.1e500")
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| 88 | var d = float("-42.1e500")
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| 89 |
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| 90 | write $a $b $c $d
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| 91 | ## STDOUT:
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| 92 | 1.2
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| 93 | 3.4
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| 94 | inf
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| 95 | -inf
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| 96 | ## END
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| 97 |
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| 98 | #### str() conversion
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| 99 | shopt --set parse_ysh_expr_sub
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| 100 |
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| 101 | echo $[str(1234)]
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| 102 | echo $[str(1.234)]
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| 103 | echo $[str('foo')]
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| 104 |
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| 105 | echo
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| 106 |
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| 107 | # Added with Stringify()
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| 108 |
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| 109 | echo $[str(true)]
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| 110 | echo $[str(null)]
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| 111 | echo $[str(/d+/)]
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| 112 |
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| 113 | echo $[str([1,2,3])]
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| 114 |
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| 115 | ## status: 3
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| 116 | ## STDOUT:
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| 117 | 1234
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| 118 | 1.234
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| 119 | foo
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| 120 |
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| 121 | true
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| 122 | null
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| 123 | [[:digit:]]+
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| 124 | ## END
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| 125 |
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| 126 | #### dict() converts from BashAssoc to Dict
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| 127 | declare -A foo
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| 128 | foo=([a]=1 [b]=2 [c]=3)
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| 129 |
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| 130 | json write (type(foo))
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| 131 | json write (dict(foo))
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| 132 | ## STDOUT:
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| 133 | "BashAssoc"
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| 134 | {
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| 135 | "a": "1",
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| 136 | "b": "2",
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| 137 | "c": "3"
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| 138 | }
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| 139 | ## END
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| 140 |
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| 141 | #### dict() does shallow copy
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| 142 | shopt --set parse_ysh_expr_sub
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| 143 |
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| 144 | var d = {'a': 1}
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| 145 | var d2 = d
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| 146 | setvar d2['b'] = 2
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| 147 | echo $['b' in d] # d2 should be an alias for d
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| 148 |
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| 149 | var d3 = dict(d)
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| 150 | setvar d3['c'] = 3
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| 151 |
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| 152 | # d3 should NOT be an alias
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| 153 | echo $['c' in d]
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| 154 | echo $['c' in d3]
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| 155 | ## STDOUT:
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| 156 | true
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| 157 | false
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| 158 | true
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| 159 | ## END
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| 160 |
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| 161 | #### list() does shallow copy
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| 162 | shopt --set parse_ysh_expr_sub
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| 163 |
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| 164 | var l = [1]
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| 165 | var l2 = l
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| 166 | call l2->append(2)
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| 167 | echo $[len(l)] # d2 should be an alias for d
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| 168 |
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| 169 | var l3 = list(l)
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| 170 | call l3->append(3)
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| 171 |
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| 172 | # l3 should NOT be an alias
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| 173 | echo $[len(l)]
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| 174 | echo $[len(l3)]
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| 175 | ## STDOUT:
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| 176 | 2
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| 177 | 2
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| 178 | 3
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| 179 | ## END
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| 180 |
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| 181 | #### list() from Dict
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| 182 | shopt -s ysh:upgrade
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| 183 |
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| 184 | var a = list({'a': 1, 'foo': 'bar'})
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| 185 | write @a
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| 186 | ## STDOUT:
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| 187 | a
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| 188 | foo
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| 189 | ## END
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| 190 |
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| 191 |
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| 192 | #### list() from range
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| 193 | shopt -s ysh:upgrade
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| 194 |
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| 195 | var mylist = list(0..<3)
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| 196 | write @mylist
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| 197 | ## STDOUT:
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| 198 | 0
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| 199 | 1
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| 200 | 2
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| 201 | ## END
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| 202 |
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