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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
pub mod fs;pub mod fs_events;pub mod http;pub mod io;pub mod os;pub mod permissions;pub mod process;pub mod runtime;pub mod signal;pub mod spawn;pub mod tty;mod utils;pub mod web_worker;pub mod worker_host;
use deno_core::OpState;use std::cell::RefCell;use std::rc::Rc;
/// `UnstableChecker` is a struct so it can be placed inside `GothamState`;/// using type alias for a bool could work, but there's a high chance/// that there might be another type alias pointing to a bool, which/// would override previously used alias.pub struct UnstableChecker {  pub unstable: bool,}
impl UnstableChecker {  /// Quits the process if the --unstable flag was not provided.  ///  /// This is intentionally a non-recoverable check so that people cannot probe  /// for unstable APIs from stable programs.  // NOTE(bartlomieju): keep in sync with `cli/program_state.rs`  pub fn check_unstable(&self, api_name: &str) {    if !self.unstable {      eprintln!(        "Unstable API '{}'. The --unstable flag must be provided.",        api_name      );      std::process::exit(70);    }  }}/// Helper for checking unstable features. Used for sync ops.pub fn check_unstable(state: &OpState, api_name: &str) {  state.borrow::<UnstableChecker>().check_unstable(api_name)}
/// Helper for checking unstable features. Used for async ops.pub fn check_unstable2(state: &Rc<RefCell<OpState>>, api_name: &str) {  let state = state.borrow();  state.borrow::<UnstableChecker>().check_unstable(api_name)}
pub struct TestingFeaturesEnabled(pub bool);