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Make add work in the destructors example (#17354)

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Clyybber 2021-03-15 13:03:00 +01:00 • committed by GitHub
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doc/destructors.rst
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@ -62,7 +62,9 @@ written as:
a.data = b.data a.data = b.data
proc add*[T](x: var myseq[T]; y: sink T) = proc add*[T](x: var myseq[T]; y: sink T) =
if x.len >= x.cap: resize(x) if x.len >= x.cap:
x.cap = max(x.len + 1, x.cap * 2)
x.data = cast[typeof(x.data)](realloc(x.data, x.cap * sizeof(T)))
x.data[x.len] = y x.data[x.len] = y
inc x.len inc x.len