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