feat(npm): implement Node API (#13633)

This PR implements the NAPI for loading native modules into Deno. 

Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>
Co-authored-by: DjDeveloper <43033058+DjDeveloperr@users.noreply.github.com>
Co-authored-by: Ryan Dahl <ry@tinyclouds.org>

1 files changed, 76 insertions, 0 deletions

diff --git a/test_napi/src/promise.rs b/test_napi/src/promise.rs
new file mode 100644
index 000000000..ebb9dedab
--- /dev/null
+++ b/test_napi/src/promise.rs
@@ -0,0 +1,76 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+use napi_sys::Status::napi_ok;
+use napi_sys::*;
+use std::ptr;
+
+static mut CURRENT_DEFERRED: napi_deferred = ptr::null_mut();
+
+extern "C" fn test_promise_new(
+  env: napi_env,
+  _info: napi_callback_info,
+) -> napi_value {
+  let mut value: napi_value = ptr::null_mut();
+  assert!(
+    unsafe { napi_create_promise(env, &mut CURRENT_DEFERRED, &mut value) }
+      == napi_ok
+  );
+  value
+}
+
+extern "C" fn test_promise_resolve(
+  env: napi_env,
+  info: napi_callback_info,
+) -> napi_value {
+  let (args, argc, _) = crate::get_callback_info!(env, info, 1);
+  assert_eq!(argc, 1);
+
+  assert!(
+    unsafe { napi_resolve_deferred(env, CURRENT_DEFERRED, args[0]) } == napi_ok
+  );
+  unsafe { CURRENT_DEFERRED = ptr::null_mut() };
+  ptr::null_mut()
+}
+
+extern "C" fn test_promise_reject(
+  env: napi_env,
+  info: napi_callback_info,
+) -> napi_value {
+  let (args, argc, _) = crate::get_callback_info!(env, info, 1);
+  assert_eq!(argc, 1);
+
+  assert!(
+    unsafe { napi_reject_deferred(env, CURRENT_DEFERRED, args[0]) } == napi_ok
+  );
+  unsafe { CURRENT_DEFERRED = ptr::null_mut() };
+  ptr::null_mut()
+}
+
+extern "C" fn test_promise_is(
+  env: napi_env,
+  info: napi_callback_info,
+) -> napi_value {
+  let (args, argc, _) = crate::get_callback_info!(env, info, 1);
+  assert_eq!(argc, 1);
+
+  let mut is_promise: bool = false;
+  assert!(unsafe { napi_is_promise(env, args[0], &mut is_promise) } == napi_ok);
+
+  let mut result: napi_value = ptr::null_mut();
+  assert!(unsafe { napi_get_boolean(env, is_promise, &mut result) } == napi_ok);
+
+  result
+}
+
+pub fn init(env: napi_env, exports: napi_value) {
+  let properties = &[
+    crate::new_property!(env, "test_promise_new\0", test_promise_new),
+    crate::new_property!(env, "test_promise_resolve\0", test_promise_resolve),
+    crate::new_property!(env, "test_promise_reject\0", test_promise_reject),
+    crate::new_property!(env, "test_promise_is\0", test_promise_is),
+  ];
+
+  unsafe {
+    napi_define_properties(env, exports, properties.len(), properties.as_ptr())
+  };
+}