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Update complement-design-faq.md

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The ‘_‘ wildcard handles exactly not specific cases but all nut specified.
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Christian Weinz 2015-06-30 17:02:10 -03:00
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@ -99,7 +99,7 @@ Second, it makes cost explicit. In general, the only safe way to have a
non-exhaustive match would be to panic the thread if nothing is matched, though non-exhaustive match would be to panic the thread if nothing is matched, though
it could fall through if the type of the `match` expression is `()`. This sort it could fall through if the type of the `match` expression is `()`. This sort
of hidden cost and special casing is against the language's philosophy. It's of hidden cost and special casing is against the language's philosophy. It's
easy to ignore certain cases by using the `_` wildcard: easy to ignore all unspecified cases by using the `_` wildcard:
```rust,ignore ```rust,ignore
match val.do_something() { match val.do_something() {