started working on build system

assembler/src/lib.rs

@@ -24,5 +24,22 @@ pub mod prelude {
     pub use crate::tooling::project;
 }
 
+use std::path::Path;
+
 use num_cpus as _;
 use threadpool as _;
+
+use crate::prelude::CompilerEngine;
+
+pub fn assemble_file(input: &str, output: &str) -> Result<(), std::io::Error> {
+    let mut engine = CompilerEngine::new();
+    engine.start_compilation(Path::new(input));
+    let result = engine.wait_for_result().unwrap();
+    for instruction in result {
+        if let Err(e) = std::fs::write(output, instruction.encode().to_be_bytes()) {
+            eprintln!("Failed to write to output file: {e}");
+            std::process::exit(1);
+        }
+    }
+    Ok(())
+}