assembler: purge unwrap and use more AssembleErrors

assembler/src/util/logging.rs

@@ -5,11 +5,12 @@ use std::{fmt, sync::mpsc::Sender};
 pub struct Logger {}
 
 impl Logger {
-    pub fn new() -> Self {
+    pub const fn new() -> Self {
         Self {}
     }
 
     pub fn log(&self, message: &str) {
+        _ = self;
         println!("\x1b[32mINFO:\x1b[0m {message}");
     }
 }
@@ -90,11 +91,11 @@ impl fmt::Display for EntryType {
             f,
             "{:<5}",
             match self {
-                EntryType::Debug => "DEBUG",
-                EntryType::Info => "INFO",
-                EntryType::Warn => "WARN",
-                EntryType::Error => "ERROR",
-                EntryType::Fatal => "FATAL",
+                Self::Debug => "DEBUG",
+                Self::Info => "INFO",
+                Self::Warn => "WARN",
+                Self::Error => "ERROR",
+                Self::Fatal => "FATAL",
             }
         )
     }

assembler/src/util/mod.rs

@@ -4,8 +4,10 @@ use std::io::Write;
 
 pub fn input(prompt: &str) -> String {
     print!("{prompt}\n > ");
-    std::io::stdout().flush().unwrap();
+    std::io::stdout().flush().expect("Failed to flush stdout");
     let mut input = String::new();
-    std::io::stdin().read_line(&mut input).unwrap();
+    std::io::stdin()
+        .read_line(&mut input)
+        .expect("Failed to read line from stdin");
     input.trim().to_string()
 }