Add a fully functioning disassemblere?

src/bin/ijvdisasm.rs

@@ -0,0 +1,22 @@
+extern crate rustijvm;
+
+use rustijvm::Disassembly;
+use std::env;
+
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+
+    if args.len() < 2 {
+        println!("Usage: {} ijvmfile", args[0]);
+        return;
+    }
+
+    let ijvmfile = &args[1];
+
+
+    match Disassembly::disassemble_file(ijvmfile) {
+        Err(e) => eprintln!("{}", e),
+        Ok(d) => println!("{}", d),
+    }
+}