Add progress bar (#2309)

1 files changed, 12 insertions, 1 deletions

diff --git a/cli/main.rs b/cli/main.rs
index a864c2db3..2423c4936 100644
--- a/cli/main.rs
+++ b/cli/main.rs
@@ -27,6 +27,7 @@ pub mod msg;
 pub mod msg_util;
 pub mod ops;
 pub mod permissions;
+mod progress;
 mod repl;
 pub mod resolve_addr;
 pub mod resources;
@@ -39,6 +40,7 @@ pub mod version;
 pub mod worker;
 
 use crate::errors::RustOrJsError;
+use crate::progress::Progress;
 use crate::state::ThreadSafeState;
 use crate::worker::root_specifier_to_url;
 use crate::worker::Worker;
@@ -134,7 +136,16 @@ fn create_worker_and_state(
   flags: DenoFlags,
   argv: Vec<String>,
 ) -> (Worker, ThreadSafeState) {
-  let state = ThreadSafeState::new(flags, argv, ops::op_selector_std);
+  let progress = Progress::new();
+  progress.set_callback(|done, completed, total, msg| {
+    if done {
+      eprintln!("");
+    } else {
+      eprint!("\r[{}/{}] {}", completed, total, msg);
+      eprint!("\x1B[K"); // Clear to end of line.
+    }
+  });
+  let state = ThreadSafeState::new(flags, argv, ops::op_selector_std, progress);
   let worker = Worker::new(
     "main".to_string(),
     startup_data::deno_isolate_init(),