assembler still very broken, dependency resolution works, now working on expanding pseudoinstructions

assembler/src/main.rs

@@ -1,17 +1,25 @@
-use std::fs;
+use std::{fs, io::Write, path::PathBuf};
 
 use assembler::{lexer, parser::Parser};
 use common::prelude::{ITypeArgs, Instruction, RTypeArgs, Register};
 
 fn main() {
-    let program = fs::read_to_string("../resources/dsa/print.dsa").unwrap();
-    let tokens = lexer::lexer(program).unwrap();
-
-    println!("{tokens:?}");
-
-    let parser = Parser::new(tokens);
-
-    for node in parser {
-        println!("{node:?}");
+    // parse args:
+    let args: Vec<String> = std::env::args().collect();
+    if args.len() != 5 || args[1] != "-i" || args[3] != "-o" {
+        eprintln!("Usage: binary_name -i input_path -o output_path");
+        std::process::exit(1);
     }
+    let input_path = &args[2];
+    let output_path = &args[4];
+
+    let src = PathBuf::from(input_path);
+    let mut output_file = fs::File::create(output_path).unwrap();
+
+    let res = assembler::assemble(&src)
+        .iter()
+        .map(|i| i.encode())
+        .for_each(|i| {
+            output_file.write_all(&i.to_be_bytes()).unwrap();
+        });
 }