1 files changed, 82 insertions, 0 deletions
diff --git a/cli/mainrt.rs b/cli/mainrt.rs
new file mode 100644
index 000000000..9c7ee3c5c
--- /dev/null
+++ b/cli/mainrt.rs
@@ -0,0 +1,82 @@
+// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
+
+// Allow unused code warnings because we share
+// code between the two bin targets.
+#![allow(dead_code)]
+#![allow(unused_imports)]
+
+mod standalone;
+
+mod args;
+mod auth_tokens;
+mod cache;
+mod emit;
+mod errors;
+mod file_fetcher;
+mod http_util;
+mod js;
+mod node;
+mod npm;
+mod resolver;
+mod util;
+mod version;
+mod worker;
+
+use deno_core::error::generic_error;
+use deno_core::error::AnyError;
+use deno_core::error::JsError;
+use deno_runtime::fmt_errors::format_js_error;
+use deno_runtime::tokio_util::create_and_run_current_thread_with_maybe_metrics;
+pub use deno_runtime::UNSTABLE_GRANULAR_FLAGS;
+use deno_terminal::colors;
+
+use std::env;
+use std::env::current_exe;
+
+use crate::args::Flags;
+
+pub(crate) fn unstable_exit_cb(feature: &str, api_name: &str) {
+  eprintln!(
+    "Unstable API '{api_name}'. The `--unstable-{}` flag must be provided.",
+    feature
+  );
+  std::process::exit(70);
+}
+
+fn exit_with_message(message: &str, code: i32) -> ! {
+  eprintln!(
+    "{}: {}",
+    colors::red_bold("error"),
+    message.trim_start_matches("error: ")
+  );
+  std::process::exit(code);
+}
+
+fn unwrap_or_exit<T>(result: Result<T, AnyError>) -> T {
+  match result {
+    Ok(value) => value,
+    Err(error) => {
+      let mut error_string = format!("{error:?}");
+
+      if let Some(e) = error.downcast_ref::<JsError>() {
+        error_string = format_js_error(e);
+      }
+
+      exit_with_message(&error_string, 1);
+    }
+  }
+}
+
+fn main() {
+  let args: Vec<String> = env::args().collect();
+  let future = async move {
+    let current_exe_path = current_exe().unwrap();
+    match standalone::extract_standalone(&current_exe_path, args).await {
+      Ok(Some((metadata, eszip))) => standalone::run(eszip, metadata).await,
+      Ok(None) => Err(generic_error("No archive found.")),
+      Err(err) => Err(err),
+    }
+  };
+
+  unwrap_or_exit(create_and_run_current_thread_with_maybe_metrics(future));
+}