pub fn load_string(source: &str) -> Result<LuaProgram, Box<dyn Error>>Examples found in repository?
examples/smoke.rs (line 12)
4fn main() {
5 let source = r#"
6for i = 1, 5 do
7 print "hello, world\n"
8end
9"#;
10 // let source = r#"print "hello, world\n""#;
11
12 match lunar_lang::lua::loader::load_string(source) {
13 Ok(program) => {
14 println!("Parsed program: {:?}", &program);
15 let mut walker = lunar_lang::lua::walker::Walker::new();
16 walker.walk(&program.block);
17 for (i, msg) in walker.msg_stack.iter().enumerate() {
18 println!("MSG: {:<04}: {:?}", i, msg);
19 }
20
21 let mruby = lunar_lang::rite::transformer::transform(&walker.msg_stack);
22 for (i, rep) in mruby.iter().enumerate() {
23 println!("IREP: {:<04}: rlen = {}", i, rep.borrow().rep_len);
24 println!("IREP: {:<04}: syms = {:?}", i, &rep.borrow().syms);
25 println!("IREP: {:<04}: pool = {:?}", i, &rep.borrow().pool);
26 println!("IREP: {:<04}: nregs = {:?}", i, &rep.borrow().regs);
27 println!("IREP: {:<04}: nlocals = {:?}", i, &rep.borrow().locals);
28 for (j, msg) in rep.borrow().insn.iter().enumerate() {
29 println!("IREP: {:<04}:{:<04} {:?}", i, j, msg);
30 }
31 }
32
33 let mut packer = lunar_lang::rite::packer::RitePacker::new();
34 match packer.pack(&mruby) {
35 Ok(_) => {
36 // let packed = &packer.buf;
37 }
38 Err(e) => eprintln!("Error packing: {}", e),
39 }
40
41 match packer.write_to_file("test.mrb") {
42 Ok(_) => println!("Packed binary written to ./test.mrb"),
43 Err(e) => eprintln!("Error writing to file: {}", e),
44 }
45 },
46 Err(e) => eprintln!("Error parsing program: {}", e),
47 }
48}