Format and clean examples

Author: Fomys

examples/can-echo.rs

@@ -59,7 +59,7 @@ fn main() -> ! {
 
         // APB1 (PCLK1): 8MHz, Bit rate: 125kBit/s, Sample Point 87.5%
         // Value was calculated with http://www.bittiming.can-wiki.info/
-        let mut can2 = bxcan::Can::builder(can)
+        let can2 = bxcan::Can::builder(can)
             .set_bit_timing(0x001c_0003)
             .leave_disabled();
 

examples/can-loopback.rs

@@ -4,7 +4,10 @@
 #![no_main]
 #![no_std]
 
-use bxcan::{filter::{ListEntry16, ListEntry32, Mask16}, ExtendedId, Frame, StandardId, Fifo};
+use bxcan::{
+    filter::{ListEntry16, ListEntry32, Mask16},
+    ExtendedId, Fifo, Frame, StandardId,
+};
 use panic_halt as _;
 
 use cortex_m_rt::entry;
@@ -47,7 +50,7 @@ fn main() -> ! {
     // TODO: Make this accept also ID 2
     filters.enable_bank(
         0,
-            Fifo::Fifo0,
+        Fifo::Fifo0,
         [
             // accepts 0 and 1
             Mask16::frames_with_std_id(StandardId::new(0).unwrap(), StandardId::new(1).unwrap()),
@@ -59,7 +62,7 @@ fn main() -> ! {
     // 2x 29bit id filter bank: Matches 4, 5
     filters.enable_bank(
         1,
-            Fifo::Fifo0,
+        Fifo::Fifo0,
         [
             ListEntry32::data_frames_with_id(ExtendedId::new(4).unwrap()),
             ListEntry32::data_frames_with_id(ExtendedId::new(5).unwrap()),
@@ -69,7 +72,7 @@ fn main() -> ! {
     // 4x 11bit id filter bank: Matches 8, 9, 10, 11
     filters.enable_bank(
         2,
-            Fifo::Fifo0,
+        Fifo::Fifo0,
         [
             ListEntry16::data_frames_with_id(StandardId::new(8).unwrap()),
             ListEntry16::data_frames_with_id(StandardId::new(9).unwrap()),

examples/can-rtic.rs

@@ -53,7 +53,7 @@ fn enqueue_frame(queue: &mut BinaryHeap<PriorityFrame, Max, 16>, frame: Frame) {
 #[rtic::app(device = stm32f1xx_hal::pac)]
 mod app {
     use super::{enqueue_frame, PriorityFrame};
-    use bxcan::{filter::Mask32, ExtendedId, Frame, Interrupts, StandardId, Tx, Rx0, Fifo};
+    use bxcan::{filter::Mask32, ExtendedId, Fifo, Frame, Interrupts, Rx0, StandardId, Tx};
     use heapless::binary_heap::{BinaryHeap, Max};
     use stm32f1xx_hal::{can::Can, pac::CAN1, prelude::*};
 
@@ -101,15 +101,16 @@ mod app {
             .set_bit_timing(0x001c_0000)
             .leave_disabled();
 
-        can.modify_filters().enable_bank(0, Fifo::Fifo0, Mask32::accept_all());
+        can.modify_filters()
+            .enable_bank(0, Fifo::Fifo0, Mask32::accept_all());
 
         // Sync to the bus and start normal operation.
         can.enable_interrupts(
             Interrupts::TRANSMIT_MAILBOX_EMPTY | Interrupts::FIFO0_MESSAGE_PENDING,
         );
         nb::block!(can.enable_non_blocking()).unwrap();
 
-        let (can_tx, can_rx) = can.split();
+        let (can_tx, can_rx, _) = can.split();
 
         let can_tx_queue = BinaryHeap::new();