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Documentation only -- typos in section on swap expression

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Closes #1595. Thanks to mikesamuel.
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Tim Chevalier 2012-01-24 16:45:43 -08:00
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doc/rust.md
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@ -1679,13 +1679,13 @@ x.y <- c;
A _swap expression_ consists of an *lval* followed by a bi-directional arrow
(`<->`) and another *lval* expression.
Evaluating a swap expression causes, as a side effect, the vales held in the
Evaluating a swap expression causes, as a side effect, the values held in the
left-hand-side and right-hand-side *lvals* to be exchanged indivisibly.
Evaluating a move expression does not change reference counts, nor does it
cause a deep copy of any unique structure pointed to by the moved
*rval*. Instead, the move expression represents an indivisible *exchange of
ownership* between the right-hand-side to the left-hand-side of the
Evaluating a swap expression neither changes reference counts nor deeply
copies any unique structure pointed to by the moved
*rval*. Instead, the swap expression represents an indivisible *exchange of
ownership* between the right-hand-side and the left-hand-side of the
expression. No allocation or destruction is entailed.
An example of three different swap expressions: