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- discard """
- errormsg: "cannot move 'x', passing 'x' to a sink parameter introduces an implicit copy"
- matrix: "--cursorinference:on; --cursorinference:off"
- """
- block:
- type
- X = object
- s: string
- proc `=copy`(x: var X, y: X) =
- x.s = "copied " & y.s
- proc `=sink`(x: var X, y: X) =
- `=destroy`(x)
- wasMoved(x)
- x.s = "moved " & y.s
- proc consume(x: sink X) =
- discard x.s
- proc main =
- var s = "abcdefg"
- var x = X(s: ensureMove s)
- consume(ensureMove x)
- discard x
- main()
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