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https://github.com/nim-lang/Nim.git
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38 lines
694 B
Nim
38 lines
694 B
Nim
discard """
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errormsg: "no surrounding array access context for '^'"
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line: "37"
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"""
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proc foo[T](x, y: T): T = x
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var a = @[1, 2, 3, 4]
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var b: array[3, array[2, float]] = [[1.0,2], [3.0,4], [8.0,9]]
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echo a[1.. ^1], a[^2], a[^3], a[^4]
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echo b[^1][^1], " ", (b[^2]).foo(b[^1])[^1]
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type
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MyArray = object
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a, b, c: float
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var
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ma = MyArray(a: 1.0, b: 2.0, c: 3.0)
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proc len(x: MyArray): int = 3
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proc `[]=`(x: var MyArray; idx: range[0..2]; val: float) =
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case idx
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of 0: x.a = val
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of 1: x.b = val
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of 2: x.c = val
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proc `[]`(x: var MyArray; idx: range[0..2]): float =
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case idx
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of 0: result = x.a
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of 1: result = x.b
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of 2: result = x.c
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ma[^1] = 8.0
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echo ma, ma[^2]
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echo(^1)
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