rt: update to actix-rt v2

CHANGELOG.md

@@ -25,13 +25,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   [[#976]] Remove the `Done` trait. The `.rows_affected()` method is now available as an inherent
     method on `PgQueryResult`, `MySqlQueryResult` and so on. [[@jplatte]]
 
--   [[#983]] Upgrade async runtime dependencies [[@seryl], [@ant32], [@jplatte]]
+-   [[#983]] [[#1022]] Upgrade async runtime dependencies [[@seryl], [@ant32], [@jplatte], [@robjtede]]
 
     - tokio 1.0
     - actix-rt 2.0
 
 -   [[#1007]] Remove `any::AnyType` [[@jplatte]]
 
+[#983]: https://github.com/launchbadge/sqlx/pull/983
+[#1022]: https://github.com/launchbadge/sqlx/pull/1022
+
 ## 0.4.2 - 2020-12-19
 
 -   [[#908]] Fix `whoami` crash on FreeBSD platform [[@fundon]] [[@AldaronLau]]
@@ -782,3 +785,6 @@ Fix docs.rs build by enabling a runtime feature in the docs.rs metadata in `Carg
 [@dstoeckel]: https://github.com/dstoeckel
 [@mrcd]: https://github.com/mrcd
 [@dvermd]: https://github.com/dvermd
+[@seryl]: https://github.com/seryl
+[@ant32]: https://github.com/ant32
+[@robjtede]: https://github.com/robjtede

Cargo.lock

@@ -2,28 +2,14 @@
 # It is not intended for manual editing.
 [[package]]
 name = "actix-rt"
-version = "2.0.0-beta.2"
+version = "2.0.0-beta.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac24f3f660d4c394cc6d24272e526083c257d6045d3be76a9d0a76be5cb56515"
+checksum = "eafee07c9b31438583683fadb545467456efa36509523c19ba096acaf1d5878c"
 dependencies = [
+ "futures-core",
  "tokio",
 ]
 
-[[package]]
-name = "actix-threadpool"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d209f04d002854b9afd3743032a27b066158817965bf5d036824d19ac2cc0e30"
-dependencies = [
- "derive_more",
- "futures-channel",
- "lazy_static",
- "log",
- "num_cpus",
- "parking_lot",
- "threadpool",
-]
-
 [[package]]
 name = "ahash"
 version = "0.4.7"
@@ -677,17 +663,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "derive_more"
-version = "0.99.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41cb0e6161ad61ed084a36ba71fbba9e3ac5aee3606fb607fe08da6acbcf3d8c"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "dialoguer"
 version = "0.7.1"
@@ -2407,7 +2382,6 @@ name = "sqlx-rt"
 version = "0.2.0"
 dependencies = [
  "actix-rt",
- "actix-threadpool",
  "async-native-tls",
  "async-rustls",
  "async-std",
@@ -2665,15 +2639,6 @@ dependencies = [
  "lazy_static",
 ]
 
-[[package]]
-name = "threadpool"
-version = "1.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d050e60b33d41c19108b32cea32164033a9013fe3b46cbd4457559bfbf77afaa"
-dependencies = [
- "num_cpus",
-]
-
 [[package]]
 name = "time"
 version = "0.1.44"

sqlx-macros/src/lib.rs

@@ -129,7 +129,7 @@ pub fn test(_attr: TokenStream, input: TokenStream) -> TokenStream {
             #[test]
             #(#attrs)*
             fn #name() #ret {
-                ::sqlx_rt::actix_rt::System::new("sqlx-test")
+                ::sqlx_rt::actix_rt::System::new()
                     .block_on(async { #body })
             }
         }

sqlx-rt/Cargo.toml

@@ -20,7 +20,7 @@ runtime-async-std-rustls = ["_rt-async-std", "_tls-rustls", "async-rustls"]
 runtime-tokio-rustls = ["_rt-tokio", "_tls-rustls", "tokio-rustls"]
 
 # Not used directly and not re-exported from sqlx
-_rt-actix = ["actix-rt", "actix-threadpool", "tokio", "once_cell"]
+_rt-actix = ["actix-rt", "tokio", "once_cell"]
 _rt-async-std = ["async-std"]
 _rt-tokio = ["tokio", "once_cell"]
 _tls-native-tls = ["native-tls"]
@@ -29,8 +29,7 @@ _tls-rustls = []
 [dependencies]
 async-native-tls = { version = "0.3.3", optional = true }
 async-rustls = { version = "0.2.0", optional = true }
-actix-rt = { version = "=2.0.0-beta.2", default-features = false, optional = true }
+actix-rt = { version = "2.0.0", default-features = false, optional = true }
-actix-threadpool = { version = "0.3.2", optional = true }
 async-std = { version = "1.7.0", features = ["unstable"], optional = true }
 tokio-native-tls = { version = "0.3.0", optional = true }
 tokio-rustls = { version = "0.22.0", optional = true }

sqlx-rt/src/lib.rs

@@ -114,7 +114,7 @@ macro_rules! blocking {
 //
 
 #[cfg(feature = "_rt-actix")]
-pub use {actix_rt, actix_threadpool};
+pub use actix_rt;
 
 #[cfg(all(
     feature = "_rt-actix",
@@ -123,10 +123,10 @@ pub use {actix_rt, actix_threadpool};
 #[macro_export]
 macro_rules! blocking {
     ($($expr:tt)*) => {
-        $crate::actix_threadpool::run(move || { $($expr)* }).await.map_err(|err| match err {
+         // spawn_blocking is a re-export from tokio
-            $crate::actix_threadpool::BlockingError::Error(e) => e,
+         $crate::actix_rt::task::spawn_blocking(move || { $($expr)* })
-            $crate::actix_threadpool::BlockingError::Canceled => panic!("{}", err)
+            .await
-        })
+            .expect("Blocking task failed to complete.")
     };
 }