[doc] Status and formatting

README.md

@@ -16,6 +16,11 @@ This is a play at emulating a BytePusher machine.
 - [ ] Load/Save memory
   - [ ] Load a ROM
 
+## Usage instructions
+
+TBD
+
+
 ## More information about the BytePusher VM
 
 https://esolangs.org/wiki/BytePusher

src/graphics/color.rs

@@ -31,6 +31,7 @@ impl Color {
     /// wrap to black if needed
     pub fn new(in_mem_color: u8) -> Color {
         if in_mem_color > Self::COLOR_MAX {
+            log::trace!("Invalid color {}, using 0", in_mem_color);
             Color(0)
         } else {
             Color(in_mem_color)

src/main.rs

@@ -39,7 +39,8 @@ fn main() -> EmulatorResult<()> {
                 Event::Quit { .. } |
                 Event::KeyDown { keycode: Some(Keycode::Escape), .. } => {
                     break 'running;
-                }
+                },
+
                 event => {
                     log::trace!("Received window event {:?}",event);
                 }