cargo fmt with stable defaults (#876)

examples/examples/balance_transfer.rs

@@ -11,11 +11,7 @@
 //! ```
 
 use sp_keyring::AccountKeyring;
-use subxt::{
-    tx::PairSigner,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{tx::PairSigner, OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/balance_transfer_with_params.rs

@@ -13,11 +13,7 @@
 use sp_keyring::AccountKeyring;
 use subxt::{
     config::{
-        polkadot::{
-            Era,
-            PlainTip,
-            PolkadotExtrinsicParamsBuilder as Params,
-        },
+        polkadot::{Era, PlainTip, PolkadotExtrinsicParamsBuilder as Params},
         PolkadotConfig,
     },
     tx::PairSigner,

examples/examples/concurrent_storage_requests.rs

@@ -12,10 +12,7 @@
 
 use futures::join;
 use sp_keyring::AccountKeyring;
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/custom_config.rs

@@ -7,11 +7,7 @@
 
 use sp_keyring::AccountKeyring;
 use subxt::{
-    config::{
-        substrate::SubstrateExtrinsicParams,
-        Config,
-        SubstrateConfig,
-    },
+    config::{substrate::SubstrateExtrinsicParams, Config, SubstrateConfig},
     tx::PairSigner,
     OnlineClient,
 };

examples/examples/custom_rpc_client.rs

@@ -5,20 +5,11 @@
 use std::{
     fmt::Write,
     pin::Pin,
-    sync::{
-        Arc,
-        Mutex,
-    },
+    sync::{Arc, Mutex},
 };
 use subxt::{
-    rpc::{
-        RawValue,
-        RpcClientT,
-        RpcFuture,
-        RpcSubscription,
-    },
-    OnlineClient,
-    PolkadotConfig,
+    rpc::{RawValue, RpcClientT, RpcFuture, RpcSubscription},
+    OnlineClient, PolkadotConfig,
 };
 
 // A dummy RPC client that doesn't actually handle requests properly

examples/examples/dynamic_multisig.rs

@@ -11,12 +11,7 @@
 //! ```
 
 use sp_keyring::AccountKeyring;
-use subxt::{
-    dynamic::Value,
-    tx::PairSigner,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{dynamic::Value, tx::PairSigner, OnlineClient, PolkadotConfig};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {

examples/examples/dynamic_queries.rs

@@ -13,12 +13,7 @@
 // This example showcases working with dynamic values rather than those that are generated via the subxt proc macro.
 
 use sp_keyring::AccountKeyring;
-use subxt::{
-    dynamic::Value,
-    tx::PairSigner,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{dynamic::Value, tx::PairSigner, OnlineClient, PolkadotConfig};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {

examples/examples/fetch_all_accounts.rs

@@ -10,10 +10,7 @@
 //! polkadot --dev --tmp
 //! ```
 
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/fetch_constants.rs

@@ -10,10 +10,7 @@
 //! polkadot --dev --tmp
 //! ```
 
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 // Generate the API from a static metadata path.
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]

examples/examples/fetch_staking_details.rs

@@ -10,16 +10,9 @@
 //! polkadot --dev --tmp
 //! ```
 
-use sp_core::{
-    sr25519,
-    Pair,
-};
+use sp_core::{sr25519, Pair};
 use sp_keyring::AccountKeyring;
-use subxt::{
-    utils::AccountId32,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{utils::AccountId32, OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/metadata_compatibility.rs

@@ -10,10 +10,7 @@
 //! polkadot --dev --tmp
 //! ```
 
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/multisig.rs

@@ -11,11 +11,7 @@
 //! ```
 
 use sp_keyring::AccountKeyring;
-use subxt::{
-    tx::PairSigner,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{tx::PairSigner, OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/rpc_call.rs

@@ -10,10 +10,7 @@
 //! polkadot --dev --tmp
 //! ```
 
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {

examples/examples/rpc_call_subscribe_blocks.rs

@@ -10,18 +10,13 @@
 //! polkadot --dev --tmp
 //! ```
 
-use subxt::{
-    config::Header,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{config::Header, OnlineClient, PolkadotConfig};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     tracing_subscriber::fmt::init();
 
-    let api =
-        OnlineClient::<PolkadotConfig>::from_url("wss://rpc.polkadot.io:443").await?;
+    let api = OnlineClient::<PolkadotConfig>::from_url("wss://rpc.polkadot.io:443").await?;
 
     // For non-finalised blocks use `.subscribe_blocks()`
     let mut blocks = api.rpc().subscribe_finalized_block_headers().await?;

examples/examples/runtime_types_only.rs

@@ -11,11 +11,7 @@
 use sp_core::H256;
 use sp_runtime::{
     generic,
-    traits::{
-        BlakeTwo256,
-        Block as _,
-        Header as _,
-    },
+    traits::{BlakeTwo256, Block as _, Header as _},
     Digest,
 };
 use subxt::PolkadotConfig;

examples/examples/storage_iterating.rs

@@ -10,14 +10,8 @@
 //! polkadot --dev --tmp
 //! ```
 
-use codec::{
-    Decode,
-    Encode,
-};
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use codec::{Decode, Encode};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}
@@ -60,9 +54,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         for key in keys.iter() {
             println!("Key: 0x{}", hex::encode(key));
 
-            if let Some(storage_data) =
-                api.storage().at(None).await?.fetch_raw(&key.0).await?
-            {
+            if let Some(storage_data) = api.storage().at(None).await?.fetch_raw(&key.0).await? {
                 // We know the return value to be `QueryId` (`u64`) from inspecting either:
                 // - polkadot code
                 // - polkadot.rs generated file under `version_notifiers()` fn
@@ -102,9 +94,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         for key in keys.iter() {
             println!("Key: 0x{}", hex::encode(key));
 
-            if let Some(storage_data) =
-                api.storage().at(None).await?.fetch_raw(&key.0).await?
-            {
+            if let Some(storage_data) = api.storage().at(None).await?.fetch_raw(&key.0).await? {
                 // We know the return value to be `QueryId` (`u64`) from inspecting either:
                 // - polkadot code
                 // - polkadot.rs generated file under `version_notifiers()` fn

examples/examples/submit_and_watch.rs

@@ -12,11 +12,7 @@
 
 use futures::StreamExt;
 use sp_keyring::AccountKeyring;
-use subxt::{
-    tx::PairSigner,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{tx::PairSigner, OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}
@@ -50,8 +46,7 @@ async fn simple_transfer() -> Result<(), Box<dyn std::error::Error>> {
         .wait_for_finalized_success()
         .await?;
 
-    let transfer_event =
-        balance_transfer.find_first::<polkadot::balances::events::Transfer>()?;
+    let transfer_event = balance_transfer.find_first::<polkadot::balances::events::Transfer>()?;
 
     if let Some(event) = transfer_event {
         println!("Balance transfer success: {event:?}");
@@ -88,8 +83,7 @@ async fn simple_transfer_separate_events() -> Result<(), Box<dyn std::error::Err
     // the above, but does not check for success, and leaves it up to you:
     let events = balance_transfer.fetch_events().await?;
 
-    let failed_event =
-        events.find_first::<polkadot::system::events::ExtrinsicFailed>()?;
+    let failed_event = events.find_first::<polkadot::system::events::ExtrinsicFailed>()?;
 
     if let Some(_ev) = failed_event {
         // We found a failed event; the transfer didn't succeed.
@@ -97,8 +91,7 @@ async fn simple_transfer_separate_events() -> Result<(), Box<dyn std::error::Err
     } else {
         // We didn't find a failed event; the transfer succeeded. Find
         // more details about it to report..
-        let transfer_event =
-            events.find_first::<polkadot::balances::events::Transfer>()?;
+        let transfer_event = events.find_first::<polkadot::balances::events::Transfer>()?;
         if let Some(event) = transfer_event {
             println!("Balance transfer success: {event:?}");
         } else {
@@ -138,13 +131,10 @@ async fn handle_transfer_events() -> Result<(), Box<dyn std::error::Error>> {
             );
 
             let events = details.wait_for_success().await?;
-            let transfer_event =
-                events.find_first::<polkadot::balances::events::Transfer>()?;
+            let transfer_event = events.find_first::<polkadot::balances::events::Transfer>()?;
 
             if let Some(event) = transfer_event {
-                println!(
-                    "Balance transfer is now in block (but not finalized): {event:?}"
-                );
+                println!("Balance transfer is now in block (but not finalized): {event:?}");
             } else {
                 println!("Failed to find Balances::Transfer Event");
             }
@@ -158,8 +148,7 @@ async fn handle_transfer_events() -> Result<(), Box<dyn std::error::Error>> {
             );
 
             let events = details.wait_for_success().await?;
-            let transfer_event =
-                events.find_first::<polkadot::balances::events::Transfer>()?;
+            let transfer_event = events.find_first::<polkadot::balances::events::Transfer>()?;
 
             if let Some(event) = transfer_event {
                 println!("Balance transfer success: {event:?}");

examples/examples/subscribe_block_events.rs

@@ -13,11 +13,7 @@
 use futures::StreamExt;
 use sp_keyring::AccountKeyring;
 use std::time::Duration;
-use subxt::{
-    tx::PairSigner,
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{tx::PairSigner, OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}
@@ -43,10 +39,9 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
 
             // Make small balance transfers from Alice to Bob in a loop:
             loop {
-                let transfer_tx = polkadot::tx().balances().transfer(
-                    AccountKeyring::Bob.to_account_id().into(),
-                    transfer_amount,
-                );
+                let transfer_tx = polkadot::tx()
+                    .balances()
+                    .transfer(AccountKeyring::Bob.to_account_id().into(), transfer_amount);
                 api.tx()
                     .sign_and_submit_default(&transfer_tx, &signer)
                     .await
@@ -76,14 +71,11 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
                 .is_some();
             let pallet = event.pallet_name();
             let variant = event.variant_name();
-            println!(
-                "    {pallet}::{variant} (is balance transfer? {is_balance_transfer})"
-            );
+            println!("    {pallet}::{variant} (is balance transfer? {is_balance_transfer})");
         }
 
         // Or we can find the first transfer event, ignoring any others:
-        let transfer_event =
-            events.find_first::<polkadot::balances::events::Transfer>()?;
+        let transfer_event = events.find_first::<polkadot::balances::events::Transfer>()?;
 
         if let Some(ev) = transfer_event {
             println!("  - Balance transfer success: value: {:?}", ev.amount);

examples/examples/subscribe_blocks.rs

@@ -11,10 +11,7 @@
 //! ```
 
 use futures::StreamExt;
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[subxt::subxt(runtime_metadata_path = "../artifacts/polkadot_metadata.scale")]
 pub mod polkadot {}

examples/examples/subscribe_runtime_updates.rs

@@ -11,10 +11,7 @@
 //! ```
 
 use std::time::Duration;
-use subxt::{
-    OnlineClient,
-    PolkadotConfig,
-};
+use subxt::{OnlineClient, PolkadotConfig};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {