libjuno 0.1.6

Library for JunoLang
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

use std::{ path::Path, process::exit };
use inkwell::module::Module;
use pest::Parser;

use crate::*;

pub fn compile_file(p: &Path) -> Module<'static> {
    let input = match std::fs::read_to_string(p) {
        Err(e) => panic!("Error while reading file {} (ERR: {})", p.to_str().unwrap(), e),
        Ok(s) => s,
    };

    let pairs = match JunoParser::parse(Rule::program, &input.as_str()) {
        Ok(pairs) => pairs,
        Err(e) => {
            panic!("{e}");
        }
    };
    let expr_owned = parse_program(pairs.into_iter().next().unwrap());
    let expr = Box::leak(Box::new(expr_owned));
    let metairgen = Box::leak(Box::new(MetaIRGen::new(expr)));
    let metair = Box::leak(Box::new(metairgen.lower_program(expr)));
    let context = Box::leak(Box::new(inkwell::context::Context::create()));
    let mut irgen = LLVMBackend::new(context, metair, "main");
    if let Err(e) = irgen.compile() {
        eprintln!("{:#?}", e);
        exit(1);
    }

    return irgen.module;
}