sandwich/src/main.rs

49 lines
1.1 KiB
Rust

use std::fs;
use std::env;
use std::fmt;
struct Program {
data: Vec<String>,
pc: u32
}
impl Program {
fn from_string(program: String) -> Program {
let mut op_list: Vec<String> = Vec::new();
for opcode in program.split(" ").collect::<Vec<&str>>() {
let mut new_op = opcode.to_owned();
new_op = new_op.replace("\n", "");
if new_op.len() != 0 {
op_list.push(new_op.to_owned());
}
}
return Program{ data: op_list, pc: 0 };
}
fn run(&self) {
println!("{}", self);
}
}
impl fmt::Display for Program {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "Program ({:?})", self.data)
}
}
fn main() {
let args: Vec<String> = env::args().collect();
if args.len() == 1 {
panic!("You must provide an argument!");
}
let filename = &args[1];
let contents = fs::read_to_string(filename).expect("Something went wrong reading the file");
let prog = Program::from_string(contents);
prog.run();
}