From 3efe5c3426a311b6d617f9718b82e9a598dfa06d Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 15 Jun 2021 22:49:00 +0300
Subject: internal: add future to minicore

---
 crates/test_utils/src/minicore.rs | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'crates/test_utils/src')

diff --git a/crates/test_utils/src/minicore.rs b/crates/test_utils/src/minicore.rs
index 8c0d122dc..127d06e59 100644
--- a/crates/test_utils/src/minicore.rs
+++ b/crates/test_utils/src/minicore.rs
@@ -14,6 +14,8 @@
 //!     unsize: sized
 //!     deref: sized
 //!     coerce_unsized: unsize
+//!     pin:
+//!     future: pin
 
 pub mod marker {
     // region:sized
@@ -113,6 +115,41 @@ pub mod slice {
 }
 // endregion:slice
 
+// region:pin
+pub mod pin {
+    #[lang = "pin"]
+    #[fundamental]
+    pub struct Pin<P> {
+        pointer: P,
+    }
+}
+// endregion:pin
+
+// region:future
+pub mod future {
+    use crate::{pin::Pin, task::{Poll, Context}};
+
+    #[lang = "future_trait"]
+    pub trait Future {
+        type Output;
+        #[lang = "poll"]
+        fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>;
+    }
+}
+pub mod task {
+    pub enum Poll<T> {
+        #[lang = "Ready"]
+        Ready(T),
+        #[lang = "Pending"]
+        Pending,
+    }
+
+    pub struct Context<'a> {
+        waker: &'a (),
+    }
+}
+// endregion:future
+
 pub mod prelude {
     pub mod v1 {
         pub use crate::marker::Sized; // :sized
-- 
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