diff options
author | Guillaume Pinot <texitoi@texitoi.eu> | 2020-08-20 00:05:40 +0200 |
---|---|---|
committer | Guillaume Pinot <texitoi@texitoi.eu> | 2020-08-20 00:05:40 +0200 |
commit | 81477d414b4ae8649b33949920b7978604aedb88 (patch) | |
tree | a6772138022d46c8047fd62556fd8cb339926afc | |
parent | 5a0c87ff029ce985a97f42565f23736109218f40 (diff) |
remove unwrap
-rw-r--r-- | firmware/src/main.rs | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/firmware/src/main.rs b/firmware/src/main.rs index f1ece31..b48b015 100644 --- a/firmware/src/main.rs +++ b/firmware/src/main.rs @@ -29,6 +29,18 @@ use usb_device::device::UsbDeviceState; type UsbClass = keyberon::Class<'static, usb::UsbBusType, ()>; type UsbDevice = keyberon::Device<'static, usb::UsbBusType>; +trait ResultExt<T> { + fn get(self) -> T; +} +impl<T> ResultExt<T> for Result<T, Infallible> { + fn get(self) -> T { + match self { + Ok(v) => v, + Err(e) => match e {}, + } + } +} + pub struct Cols( gpioa::PA15<Input<PullUp>>, gpiob::PB3<Input<PullUp>>, @@ -153,7 +165,7 @@ const APP: () = { timer.listen(timers::Event::TimeOut); let pb12: &gpiob::PB12<Input<Floating>> = &gpiob.pb12; - let is_left = pb12.is_low().unwrap(); + let is_left = pb12.is_low().get(); let transpose = if is_left { transpose_left } else { @@ -192,7 +204,7 @@ const APP: () = { usb_class, timer, debouncer: Debouncer::new(PressedKeys::default(), PressedKeys::default(), 5), - matrix: matrix.unwrap(), + matrix: matrix.get(), layout: Layout::new(LAYERS), transpose, tx, @@ -229,16 +241,16 @@ const APP: () = { resources = [matrix, debouncer, layout, timer, &transpose, tx], )] fn tick(c: tick::Context) { - c.resources.timer.wait().unwrap(); + c.resources.timer.wait().ok(); for event in c .resources .debouncer - .events(c.resources.matrix.get().unwrap()) + .events(c.resources.matrix.get().get()) .map(c.resources.transpose) { for &b in &ser(event) { - block!(c.resources.tx.write(b)).unwrap(); + block!(c.resources.tx.write(b)).get(); } c.spawn .handle_report(c.resources.layout.event(event).collect()) @@ -253,7 +265,10 @@ const APP: () = { fn rx(mut c: rx::Context) { static mut BUF: [u8; 4] = [0; 4]; for b in &mut BUF[..] { - *b = nb::block!(c.resources.rx.read()).unwrap(); + *b = match nb::block!(c.resources.rx.read()) { + Ok(o) => o, + Err(_) => 255, + }; } if let Ok(event) = de(&BUF[..]) { c.spawn |