denoland-deno/cli/ops/compiler.rs

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.

use crate::state::State;
use deno_core::OpRegistry;
use std::rc::Rc;
use std::sync::Arc;
use std::sync::Mutex;

pub fn init(s: &Rc<State>, response: Arc<Mutex<Option<String>>>) {
  let custom_assets = std::collections::HashMap::new();
  // TODO(ry) use None.
  // TODO(bartlomieju): is this op even required?
  s.register_op(
    "op_fetch_asset",
    crate::op_fetch_asset::op_fetch_asset(custom_assets),
  );

  s.register_op_json_sync("op_compiler_respond", move |_state, args, _bufs| {
    let mut response_slot = response.lock().unwrap();
    let replaced_value = response_slot.replace(args.to_string());
    assert!(
      replaced_value.is_none(),
      "op_compiler_respond found unexpected existing compiler output",
    );
    Ok(json!({}))
  });
}