Do not use cfg_if for embedded-hal-async feature gates.

Old code used `cfg_if!` because rustc still parses code inside disabled cfg's, and Rust stable at that time couldn't parse the new GAT where-clause location. This is not the case anymore.

4 files changed, 154 insertions, 154 deletions

diff --git a/embassy-nrf/src/gpiote.rs b/embassy-nrf/src/gpiote.rs
index b52035705..d99f592b0 100644
--- a/embassy-nrf/src/gpiote.rs
+++ b/embassy-nrf/src/gpiote.rs
@@ -469,72 +469,73 @@ mod eh1 {
     }
 }
 
-cfg_if::cfg_if! {
-    if #[cfg(all(feature = "unstable-traits", feature = "nightly"))] {
-        use futures::FutureExt;
+#[cfg(all(feature = "unstable-traits", feature = "nightly"))]
+mod eha {
+    use futures::FutureExt;
 
-        impl<'d, T: GpioPin> embedded_hal_async::digital::Wait for Input<'d, T> {
-            type WaitForHighFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    use super::*;
 
-            fn wait_for_high<'a>(&'a mut self) -> Self::WaitForHighFuture<'a> {
-                self.wait_for_high().map(Ok)
-            }
+    impl<'d, T: GpioPin> embedded_hal_async::digital::Wait for Input<'d, T> {
+        type WaitForHighFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            type WaitForLowFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        fn wait_for_high<'a>(&'a mut self) -> Self::WaitForHighFuture<'a> {
+            self.wait_for_high().map(Ok)
+        }
 
-            fn wait_for_low<'a>(&'a mut self) -> Self::WaitForLowFuture<'a> {
-                self.wait_for_low().map(Ok)
-            }
+        type WaitForLowFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            type WaitForRisingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        fn wait_for_low<'a>(&'a mut self) -> Self::WaitForLowFuture<'a> {
+            self.wait_for_low().map(Ok)
+        }
 
-            fn wait_for_rising_edge<'a>(&'a mut self) -> Self::WaitForRisingEdgeFuture<'a> {
-                self.wait_for_rising_edge().map(Ok)
-            }
+        type WaitForRisingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            type WaitForFallingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        fn wait_for_rising_edge<'a>(&'a mut self) -> Self::WaitForRisingEdgeFuture<'a> {
+            self.wait_for_rising_edge().map(Ok)
+        }
 
-            fn wait_for_falling_edge<'a>(&'a mut self) -> Self::WaitForFallingEdgeFuture<'a> {
-                self.wait_for_falling_edge().map(Ok)
-            }
+        type WaitForFallingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            type WaitForAnyEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        fn wait_for_falling_edge<'a>(&'a mut self) -> Self::WaitForFallingEdgeFuture<'a> {
+            self.wait_for_falling_edge().map(Ok)
+        }
 
-            fn wait_for_any_edge<'a>(&'a mut self) -> Self::WaitForAnyEdgeFuture<'a> {
-                self.wait_for_any_edge().map(Ok)
-            }
+        type WaitForAnyEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+
+        fn wait_for_any_edge<'a>(&'a mut self) -> Self::WaitForAnyEdgeFuture<'a> {
+            self.wait_for_any_edge().map(Ok)
         }
+    }
 
-        impl<'d, T: GpioPin> embedded_hal_async::digital::Wait for Flex<'d, T> {
-            type WaitForHighFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: GpioPin> embedded_hal_async::digital::Wait for Flex<'d, T> {
+        type WaitForHighFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn wait_for_high<'a>(&'a mut self) -> Self::WaitForHighFuture<'a> {
-                self.wait_for_high().map(Ok)
-            }
+        fn wait_for_high<'a>(&'a mut self) -> Self::WaitForHighFuture<'a> {
+            self.wait_for_high().map(Ok)
+        }
 
-            type WaitForLowFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type WaitForLowFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn wait_for_low<'a>(&'a mut self) -> Self::WaitForLowFuture<'a> {
-                self.wait_for_low().map(Ok)
-            }
+        fn wait_for_low<'a>(&'a mut self) -> Self::WaitForLowFuture<'a> {
+            self.wait_for_low().map(Ok)
+        }
 
-            type WaitForRisingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type WaitForRisingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn wait_for_rising_edge<'a>(&'a mut self) -> Self::WaitForRisingEdgeFuture<'a> {
-                self.wait_for_rising_edge().map(Ok)
-            }
+        fn wait_for_rising_edge<'a>(&'a mut self) -> Self::WaitForRisingEdgeFuture<'a> {
+            self.wait_for_rising_edge().map(Ok)
+        }
 
-            type WaitForFallingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type WaitForFallingEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn wait_for_falling_edge<'a>(&'a mut self) -> Self::WaitForFallingEdgeFuture<'a> {
-                self.wait_for_falling_edge().map(Ok)
-            }
+        fn wait_for_falling_edge<'a>(&'a mut self) -> Self::WaitForFallingEdgeFuture<'a> {
+            self.wait_for_falling_edge().map(Ok)
+        }
 
-            type WaitForAnyEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type WaitForAnyEdgeFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn wait_for_any_edge<'a>(&'a mut self) -> Self::WaitForAnyEdgeFuture<'a> {
-                self.wait_for_any_edge().map(Ok)
-            }
+        fn wait_for_any_edge<'a>(&'a mut self) -> Self::WaitForAnyEdgeFuture<'a> {
+            self.wait_for_any_edge().map(Ok)
         }
     }
 }
diff --git a/embassy-nrf/src/spim.rs b/embassy-nrf/src/spim.rs
index be2fc02fc..2955182e4 100644
--- a/embassy-nrf/src/spim.rs
+++ b/embassy-nrf/src/spim.rs
@@ -475,49 +475,47 @@ mod eh1 {
     }
 }
 
-cfg_if::cfg_if! {
-    if #[cfg(all(feature = "unstable-traits", feature = "nightly"))] {
-        use core::future::Future;
+#[cfg(all(feature = "unstable-traits", feature = "nightly"))]
+mod eha {
+    use core::future::Future;
 
-        impl<'d, T: Instance> embedded_hal_async::spi::SpiBusFlush for Spim<'d, T> {
-            type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    use super::*;
 
-            fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
-                async move { Ok(()) }
-            }
+    impl<'d, T: Instance> embedded_hal_async::spi::SpiBusFlush for Spim<'d, T> {
+        type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+
+        fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
+            async move { Ok(()) }
         }
+    }
 
-        impl<'d, T: Instance> embedded_hal_async::spi::SpiBusRead<u8> for Spim<'d, T> {
-            type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: Instance> embedded_hal_async::spi::SpiBusRead<u8> for Spim<'d, T> {
+        type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn read<'a>(&'a mut self, words: &'a mut [u8]) -> Self::ReadFuture<'a> {
-                self.read(words)
-            }
+        fn read<'a>(&'a mut self, words: &'a mut [u8]) -> Self::ReadFuture<'a> {
+            self.read(words)
         }
+    }
 
-        impl<'d, T: Instance> embedded_hal_async::spi::SpiBusWrite<u8> for Spim<'d, T> {
-            type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: Instance> embedded_hal_async::spi::SpiBusWrite<u8> for Spim<'d, T> {
+        type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn write<'a>(&'a mut self, data: &'a [u8]) -> Self::WriteFuture<'a> {
-                self.write(data)
-            }
+        fn write<'a>(&'a mut self, data: &'a [u8]) -> Self::WriteFuture<'a> {
+            self.write(data)
         }
+    }
 
-        impl<'d, T: Instance> embedded_hal_async::spi::SpiBus<u8> for Spim<'d, T> {
-            type TransferFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: Instance> embedded_hal_async::spi::SpiBus<u8> for Spim<'d, T> {
+        type TransferFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn transfer<'a>(&'a mut self, rx: &'a mut [u8], tx: &'a [u8]) -> Self::TransferFuture<'a> {
-                self.transfer(rx, tx)
-            }
+        fn transfer<'a>(&'a mut self, rx: &'a mut [u8], tx: &'a [u8]) -> Self::TransferFuture<'a> {
+            self.transfer(rx, tx)
+        }
 
-            type TransferInPlaceFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type TransferInPlaceFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn transfer_in_place<'a>(
-                &'a mut self,
-                words: &'a mut [u8],
-            ) -> Self::TransferInPlaceFuture<'a> {
-                self.transfer_in_place(words)
-            }
+        fn transfer_in_place<'a>(&'a mut self, words: &'a mut [u8]) -> Self::TransferInPlaceFuture<'a> {
+            self.transfer_in_place(words)
         }
     }
 }
diff --git a/embassy-nrf/src/twim.rs b/embassy-nrf/src/twim.rs
index 850f6d0fa..3d4af753a 100644
--- a/embassy-nrf/src/twim.rs
+++ b/embassy-nrf/src/twim.rs
@@ -838,43 +838,43 @@ mod eh1 {
     }
 }
 
-cfg_if::cfg_if! {
-    if #[cfg(all(feature = "unstable-traits", feature = "nightly"))] {
-        impl<'d, T: Instance> embedded_hal_async::i2c::I2c for Twim<'d, T> {
-            type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+#[cfg(all(feature = "unstable-traits", feature = "nightly"))]
+mod eha {
+    use super::*;
+    impl<'d, T: Instance> embedded_hal_async::i2c::I2c for Twim<'d, T> {
+        type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn read<'a>(&'a mut self, address: u8, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
-                self.read(address, buffer)
-            }
+        fn read<'a>(&'a mut self, address: u8, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
+            self.read(address, buffer)
+        }
 
-            type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn write<'a>(&'a mut self, address: u8, bytes: &'a [u8]) -> Self::WriteFuture<'a> {
-                self.write(address, bytes)
-            }
+        fn write<'a>(&'a mut self, address: u8, bytes: &'a [u8]) -> Self::WriteFuture<'a> {
+            self.write(address, bytes)
+        }
 
-            type WriteReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type WriteReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn write_read<'a>(
-                &'a mut self,
-                address: u8,
-                wr_buffer: &'a [u8],
-                rd_buffer: &'a mut [u8],
-            ) -> Self::WriteReadFuture<'a> {
-                self.write_read(address, wr_buffer, rd_buffer)
-            }
+        fn write_read<'a>(
+            &'a mut self,
+            address: u8,
+            wr_buffer: &'a [u8],
+            rd_buffer: &'a mut [u8],
+        ) -> Self::WriteReadFuture<'a> {
+            self.write_read(address, wr_buffer, rd_buffer)
+        }
 
-            type TransactionFuture<'a, 'b> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a, 'b: 'a;
+        type TransactionFuture<'a, 'b> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a, 'b: 'a;
 
-            fn transaction<'a, 'b>(
-                &'a mut self,
-                address: u8,
-                operations: &'a mut [embedded_hal_async::i2c::Operation<'b>],
-            ) -> Self::TransactionFuture<'a, 'b> {
-                let _ = address;
-                let _ = operations;
-                async move { todo!() }
-            }
+        fn transaction<'a, 'b>(
+            &'a mut self,
+            address: u8,
+            operations: &'a mut [embedded_hal_async::i2c::Operation<'b>],
+        ) -> Self::TransactionFuture<'a, 'b> {
+            let _ = address;
+            let _ = operations;
+            async move { todo!() }
         }
     }
 }
diff --git a/embassy-nrf/src/uarte.rs b/embassy-nrf/src/uarte.rs
index 4347ea558..c250e24ca 100644
--- a/embassy-nrf/src/uarte.rs
+++ b/embassy-nrf/src/uarte.rs
@@ -1073,78 +1073,79 @@ mod eh1 {
     }
 }
 
-cfg_if::cfg_if! {
-    if #[cfg(all(feature = "unstable-traits", feature = "nightly", feature = "_todo_embedded_hal_serial"))] {
-        use core::future::Future;
+#[cfg(all(
+    feature = "unstable-traits",
+    feature = "nightly",
+    feature = "_todo_embedded_hal_serial"
+))]
+mod eha {
+    use core::future::Future;
 
-        impl<'d, T: Instance> embedded_hal_async::serial::Read for Uarte<'d, T> {
-            type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    use super::*;
 
-            fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
-                self.read(buffer)
-            }
+    impl<'d, T: Instance> embedded_hal_async::serial::Read for Uarte<'d, T> {
+        type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+
+        fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
+            self.read(buffer)
         }
+    }
 
-        impl<'d, T: Instance> embedded_hal_async::serial::Write for Uarte<'d, T> {
-            type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: Instance> embedded_hal_async::serial::Write for Uarte<'d, T> {
+        type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn write<'a>(&'a mut self, buffer: &'a [u8]) -> Self::WriteFuture<'a> {
-                self.write(buffer)
-            }
+        fn write<'a>(&'a mut self, buffer: &'a [u8]) -> Self::WriteFuture<'a> {
+            self.write(buffer)
+        }
 
-            type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
-                async move { Ok(()) }
-            }
+        fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
+            async move { Ok(()) }
         }
+    }
 
-        impl<'d, T: Instance> embedded_hal_async::serial::Write for UarteTx<'d, T> {
-            type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: Instance> embedded_hal_async::serial::Write for UarteTx<'d, T> {
+        type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn write<'a>(&'a mut self, buffer: &'a [u8]) -> Self::WriteFuture<'a> {
-                self.write(buffer)
-            }
+        fn write<'a>(&'a mut self, buffer: &'a [u8]) -> Self::WriteFuture<'a> {
+            self.write(buffer)
+        }
 
-            type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
-                async move { Ok(()) }
-            }
+        fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
+            async move { Ok(()) }
         }
+    }
 
-        impl<'d, T: Instance> embedded_hal_async::serial::Read for UarteRx<'d, T> {
-            type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, T: Instance> embedded_hal_async::serial::Read for UarteRx<'d, T> {
+        type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
-                self.read(buffer)
-            }
+        fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
+            self.read(buffer)
         }
+    }
 
-        impl<'d, U: Instance, T: TimerInstance> embedded_hal_async::serial::Read
-            for UarteWithIdle<'d, U, T>
-        {
-            type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, U: Instance, T: TimerInstance> embedded_hal_async::serial::Read for UarteWithIdle<'d, U, T> {
+        type ReadFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
-                self.read(buffer)
-            }
+        fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Self::ReadFuture<'a> {
+            self.read(buffer)
         }
+    }
 
-        impl<'d, U: Instance, T: TimerInstance> embedded_hal_async::serial::Write
-            for UarteWithIdle<'d, U, T>
-        {
-            type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+    impl<'d, U: Instance, T: TimerInstance> embedded_hal_async::serial::Write for UarteWithIdle<'d, U, T> {
+        type WriteFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn write<'a>(&'a mut self, buffer: &'a [u8]) -> Self::WriteFuture<'a> {
-                self.write(buffer)
-            }
+        fn write<'a>(&'a mut self, buffer: &'a [u8]) -> Self::WriteFuture<'a> {
+            self.write(buffer)
+        }
 
-            type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
+        type FlushFuture<'a> = impl Future<Output = Result<(), Self::Error>> + 'a where Self: 'a;
 
-            fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
-                async move { Ok(()) }
-            }
+        fn flush<'a>(&'a mut self) -> Self::FlushFuture<'a> {
+            async move { Ok(()) }
         }
     }
 }