ValueScript/src/main.rs

use std::{path::Path, sync::Arc};
use swc_ecma_ast::{EsVersion};
use swc_common::{
    errors::{ColorConfig, Handler},
    SourceMap, FileName,
};
use swc_ecma_parser::{EsConfig, Syntax};

fn main() {
    let cm = Arc::<SourceMap>::default();
    let handler = Handler::with_tty_emitter(
        ColorConfig::Auto,
        true,
        false,
        Some(cm.clone()),
    );
    let c = swc::Compiler::new(cm.clone());
    // let fm = cm
    //     .load_file(Path::new("foo.js"))
    //     .expect("failed to load file");
    let fm = cm.new_source_file(
        FileName::Custom("test.js".into()),
        "
        function foo(x) {
            if (x < 3) {
                return 'lt3';
            }

            return 'nlt3';
        }
        ".into(),
    );
    let result = c.parse_js(
        fm,
        &handler,
        EsVersion::Es2020,
        Syntax::Es(EsConfig::default()),
        swc::config::IsModule::Bool(true),
        None,
    );
    dbg!(result);
}