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Fix database usage code in state guide: '&*conn'.

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Arne Bahlo 2017-08-09 22:31:22 +02:00 committed by Sergio Benitez
parent df1ca03458
commit 6279039361
1 changed files with 2 additions and 2 deletions
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4
site/guide/state.md
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@ -242,7 +242,7 @@ single connection from the managed connection pool. We create a new type,
`DbConn`, that wraps an `r2d2` pooled connection. We then implement
`FromRequest` for `DbConn` so that we can use it as a request guard. Finally, we
implement `Deref` with a target of `SqliteConnection` so that we can
transparently use an `&DbConn` as an `&SqliteConnection`.
transparently use an `&*DbConn` as an `&SqliteConnection`.
```rust
use std::ops::Deref;
@ -289,7 +289,7 @@ array of some `Task` structures that are fetched from a database:
#[get("/tasks")]
fn get_tasks(conn: DbConn) -> QueryResult<Json<Vec<Task>>> {
all_tasks.order(tasks::id.desc())
.load::<Task>(&conn)
.load::<Task>(&*conn)
.map(|tasks| Json(tasks))
}
```