Add first part of IR Generator implementation

src/compiler.rs

@@ -1,6 +1,8 @@
 use std::io;
 
 use interpreter::interpret;
+use ir::IrInstruction;
+use ir_generator::generate_ir;
 use parser::parse;
 use symtab::SymTab;
 use tokenizer::tokenize;
@@ -8,6 +10,8 @@ use type_checker::type_check;
 
 mod ast;
 mod interpreter;
+mod ir;
+mod ir_generator;
 mod parser;
 mod symtab;
 mod token;
@@ -15,10 +19,20 @@ mod tokenizer;
 mod type_checker;
 mod variable;
 
-pub fn compile(code: &str) {
+pub fn compile(code: &str) -> Vec<IrInstruction> {
     let tokens = tokenize(code);
     let mut ast = parse(&tokens);
     type_check(&mut ast, &mut SymTab::new_type_table());
+    generate_ir(&ast)
+}
+
+pub fn start_compiler() {
+    let lines = io::stdin().lines();
+    for line in lines.map_while(Result::ok) {
+        for instruction in compile(&line) {
+            println!("{instruction}");
+        }
+    }
 }
 
 pub fn start_interpreter() {