Confirmed ROM read working

.gitignore

@@ -1 +1,2 @@
 /target
+/roms

.idea/nesrust.iml

@@ -5,6 +5,7 @@
       <sourceFolder url="file://$MODULE_DIR$/core/core/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/core/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/ui/src" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/core/core/target" />
       <excludeFolder url="file://$MODULE_DIR$/core/target" />
       <excludeFolder url="file://$MODULE_DIR$/target" />

Cargo.lock

@@ -208,6 +208,14 @@ dependencies = [
  "time-core",
 ]
 
+[[package]]
+name = "ui"
+version = "0.1.0"
+dependencies = [
+ "core",
+ "simplelog",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.14"

Cargo.toml

@@ -6,4 +6,4 @@
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [workspace]
-members = ["core"]
+members = ["core", "ui"]

core/src/lib.rs

@@ -1,6 +1,6 @@
 mod cpu;
 mod memory;
-mod rom;
+pub mod rom;
 
 pub trait Clock {
     /// Run a clock cycle

core/src/rom/mod.rs

@@ -71,7 +71,7 @@ pub trait RomLoader {
 }
 
 impl Rom {
-    fn read(path: &str) -> Result<(), RomReadError> {
+    pub fn read(path: &str) -> Result<Rom, RomReadError> {
         info!("ROM - Reading file from {}", path);
 
         let content = match fs::read(path) {
@@ -95,10 +95,11 @@ impl Rom {
         debug!("ROM - PRG ROM: {} bytes, CHR ROM: {} bytes", rom.prg_rom_size, rom.chr_rom_size);
         info!("ROM - Loading successful");
 
-        Ok(())
+        Ok(rom)
     }
 }
 
+#[derive(Debug)]
 pub enum RomReadError {
     FormatNotSupported,
     Io(std::io::Error),

ui/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "ui"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+core = { path = "../core" }
+simplelog = { version = "^0.12.0", features = ["paris"] }

ui/src/main.rs

@@ -0,0 +1,12 @@
+use core::rom::Rom;
+use simplelog::*;
+
+fn main() {
+    CombinedLogger::init(vec![
+        TermLogger::new(LevelFilter::Debug, Config::default(), TerminalMode::Mixed, ColorChoice::Auto),
+    ]).unwrap();
+    
+    let path = "./roms/dk.nes";
+    let rom = Rom::read(path).expect("Failed to read ROM file");
+    print!("Do stuff");
+}