cairo-lang-sierra-to-casm 1.0.0-alpha.2

use std::fs;

use cairo_lang_sierra::ProgramParser;
use cairo_lang_sierra_to_casm::metadata::calc_metadata;
use cairo_lang_utils::logging::init_logging;
use clap::Parser;

/// Command line args parser.
/// Exits with 0/1 if the input is formatted correctly/incorrectly.
#[derive(Parser, Debug)]
#[clap(version, verbatim_doc_comment)]
struct Args {
    /// The file to compile
    file: String,
    output: String,
}

fn main() {
    init_logging(log::LevelFilter::Off);
    log::info!("Starting Sierra compilation.");

    let args = Args::parse();

    let sierra_code = fs::read_to_string(args.file).expect("Could not read file!");
    let program = ProgramParser::new().parse(&sierra_code).unwrap();

    let gas_usage_check = true;
    let cairo_program = cairo_lang_sierra_to_casm::compiler::compile(
        &program,
        &calc_metadata(&program, Default::default()).expect("Failed calculating Sierra variables."),
        gas_usage_check,
    )
    .expect("Compilation failed.");

    fs::write(args.output, format!("{}", cairo_program)).expect("Failed to write output.");
}