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Update hyper example #9

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6f26058
Remove TokioDefaultSpawner
najamelan Mar 4, 2019
ff2fa43
Update dependencies for hyper example
najamelan Mar 4, 2019
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14 changes: 5 additions & 9 deletions src/getting_started/http_server_example.md
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Original file line number Diff line number Diff line change
Expand Up @@ -16,19 +16,19 @@ Let's add some dependencies to the `Cargo.toml` file:
# The latest version of the "futures" library, which has lots of utilities
# for writing async code. Enable the "tokio-compat" feature to include the
# functions for using futures 0.3 and async/await with the Tokio library.
futures-preview = { version = "0.3.0-alpha.9", features = ["tokio-compat"] }
futures-preview = { version = "0.3.0-alpha.13", features = ["compat"] }

# Hyper is an asynchronous HTTP library. We'll use it to power our HTTP
# server and to make HTTP requests.
hyper = "0.12.9"
hyper = "0.12.25"

# Tokio is a runtime for asynchronous I/O applications. Hyper uses
# it for the default server runtime. The `tokio` crate also provides an
# an `await!` macro similar to the one in `std`, but it supports `await!`ing
# both futures 0.1 futures (the kind used by Hyper and Tokio) and
# futures 0.3 futures (the kind produced by the new `async`/`await!` language
# feature).
tokio = { version = "0.1.11", features = ["async-await-preview"] }
tokio = { version = "0.1.16", features = ["async-await-preview"] }
```

Now that we've got our dependencies out of the way, let's start writing some
Expand Down Expand Up @@ -61,10 +61,6 @@ use {
rt::run,
},
futures::{
// `TokioDefaultSpawner` tells futures 0.3 futures how to spawn tasks
// onto the Tokio runtime.
compat::TokioDefaultSpawner,

// Extension traits providing additional methods on futures.
// `FutureExt` adds methods that work for all futures, whereas
// `TryFutureExt` adds methods to futures that return `Result` types.
Expand Down Expand Up @@ -101,7 +97,7 @@ async fn run_server(addr: SocketAddr) {
// wrapper to go from a futures 0.3 future (the kind returned by
// `async fn`) to a futures 0.1 future (the kind used by Hyper).
.serve(|| service_fn(|req|
serve_req(req).boxed().compat(TokioDefaultSpawner)
serve_req(req).boxed().compat()
));

// Wait for the server to complete serving or exit with an error.
Expand All @@ -122,7 +118,7 @@ fn main() {
// futures 0.1 future.
let futures_03_future = run_server(addr);
let futures_01_future =
futures_03_future.unit_error().boxed().compat(TokioDefaultSpawner);
futures_03_future.unit_error().boxed().compat();

// Finally, we can run the future to completion using the `run` function
// provided by Hyper.
Expand Down