feat: Make the stream module no_std

Cargo.toml

@@ -42,13 +42,13 @@ std = [
   "futures-io",
   "memchr",
   "once_cell",
-  "pin-project-lite",
   "pin-utils",
   "slab",
   "no-std",
 ]
 no-std = [
   "futures-core",
+  "pin-project-lite",
 ]
 
 [dependencies]

src/lib.rs

@@ -244,13 +244,13 @@ mod macros;
 cfg_no_std! {
     pub mod task;
     pub mod future;
+    pub mod stream;
 }
 
 cfg_std! {
     pub mod io;
     pub mod os;
     pub mod prelude;
-    pub mod stream;
     pub mod sync;
 }
 

src/stream/double_ended_stream/next_back.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::future::Future;
+use core::pin::Pin;
+use core::future::Future;
 
 use crate::stream::DoubleEndedStream;
 use crate::task::{Context, Poll};

src/stream/double_ended_stream/nth_back.rs

@@ -1,6 +1,6 @@
-use std::future::Future;
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::future::Future;
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use crate::stream::DoubleEndedStream;
 

src/stream/double_ended_stream/rfind.rs

@@ -1,6 +1,6 @@
-use std::task::{Context, Poll};
-use std::future::Future;
-use std::pin::Pin;
+use core::task::{Context, Poll};
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::DoubleEndedStream;
 

src/stream/double_ended_stream/rfold.rs

@@ -1,6 +1,6 @@
-use std::future::Future;
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::future::Future;
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use pin_project_lite::pin_project;
 

src/stream/double_ended_stream/try_rfold.rs

@@ -1,5 +1,5 @@
 use crate::future::Future;
-use std::pin::Pin;
+use core::pin::Pin;
 use crate::task::{Context, Poll};
 
 use pin_project_lite::pin_project;

src/stream/empty.rs

@@ -1,5 +1,5 @@
-use std::marker::PhantomData;
-use std::pin::Pin;
+use core::marker::PhantomData;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/extend.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use crate::future::Future;
 use crate::stream::IntoStream;

src/stream/from_fn.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/from_iter.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/from_stream.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::IntoStream;
 

src/stream/once.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/pending.rs

@@ -1,6 +1,6 @@
-use std::marker::PhantomData;
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::marker::PhantomData;
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use crate::stream::{DoubleEndedStream, ExactSizeStream, FusedStream, Stream};
 

src/stream/product.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::future::Future;
+use core::pin::Pin;
+use core::future::Future;
 
 use crate::stream::Stream;
 

src/stream/repeat.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/repeat_with.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/all.rs

@@ -1,6 +1,6 @@
-use std::marker::PhantomData;
-use std::pin::Pin;
-use std::future::Future;
+use core::marker::PhantomData;
+use core::pin::Pin;
+use core::future::Future;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/any.rs

@@ -1,6 +1,6 @@
-use std::marker::PhantomData;
-use std::pin::Pin;
-use std::future::Future;
+use core::marker::PhantomData;
+use core::pin::Pin;
+use core::future::Future;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/chain.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/cloned.rs

@@ -1,7 +1,7 @@
 use crate::stream::Stream;
 use crate::task::{Context, Poll};
 use pin_project_lite::pin_project;
-use std::pin::Pin;
+use core::pin::Pin;
 
 pin_project! {
     /// A stream that clones the elements of an underlying stream.

src/stream/stream/cmp.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/copied.rs

@@ -1,7 +1,7 @@
 use crate::stream::Stream;
 use crate::task::{Context, Poll};
 use pin_project_lite::pin_project;
-use std::pin::Pin;
+use core::pin::Pin;
 
 pin_project! {
     /// A stream that copies the elements of an underlying stream.

src/stream/stream/count.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/cycle.rs

@@ -1,5 +1,5 @@
-use std::mem::ManuallyDrop;
-use std::pin::Pin;
+use core::mem::ManuallyDrop;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/delay.rs

@@ -1,6 +1,6 @@
-use std::future::Future;
-use std::pin::Pin;
-use std::time::Duration;
+use core::future::Future;
+use core::pin::Pin;
+use core::time::Duration;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/enumerate.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/eq.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/filter.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/filter_map.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use pin_project_lite::pin_project;
 

src/stream/stream/find.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/find_map.rs

@@ -1,6 +1,6 @@
-use std::future::Future;
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::future::Future;
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use crate::stream::Stream;
 

src/stream/stream/flat_map.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/flatten.rs

@@ -1,5 +1,5 @@
-use std::fmt;
-use std::pin::Pin;
+use core::fmt;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/fold.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/for_each.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::future::Future;
+use core::pin::Pin;
+use core::future::Future;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/fuse.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/ge.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/gt.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/inspect.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/last.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/le.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/lt.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/map.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/max.rs

@@ -1,7 +1,7 @@
-use std::cmp::{Ord, Ordering};
-use std::marker::PhantomData;
-use std::pin::Pin;
-use std::future::Future;
+use core::cmp::{Ord, Ordering};
+use core::marker::PhantomData;
+use core::pin::Pin;
+use core::future::Future;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/max_by.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::pin::Pin;
-use std::future::Future;
+use core::cmp::Ordering;
+use core::pin::Pin;
+use core::future::Future;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/max_by_key.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/merge.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use pin_project_lite::pin_project;
 

src/stream/stream/min.rs

@@ -1,7 +1,7 @@
-use std::cmp::{Ord, Ordering};
-use std::marker::PhantomData;
-use std::pin::Pin;
-use std::future::Future;
+use core::cmp::{Ord, Ordering};
+use core::marker::PhantomData;
+use core::pin::Pin;
+use core::future::Future;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/min_by.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::pin::Pin;
-use std::future::Future;
+use core::cmp::Ordering;
+use core::pin::Pin;
+use core::future::Future;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/min_by_key.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/mod.rs

@@ -110,12 +110,12 @@ pub use take::Take;
 pub use take_while::TakeWhile;
 pub use zip::Zip;
 
-use std::cmp::Ordering;
+use core::cmp::Ordering;
 
 cfg_unstable! {
-    use std::future::Future;
-    use std::pin::Pin;
-    use std::time::Duration;
+    use core::future::Future;
+    use core::pin::Pin;
+    use core::time::Duration;
 
     use crate::stream::into_stream::IntoStream;
     use crate::stream::{FromStream, Product, Sum};

src/stream/stream/ne.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/next.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::future::Future;
+use core::pin::Pin;
+use core::future::Future;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/nth.rs

@@ -1,6 +1,6 @@
-use std::pin::Pin;
-use std::task::{Context, Poll};
-use std::future::Future;
+use core::pin::Pin;
+use core::task::{Context, Poll};
+use core::future::Future;
 
 use crate::stream::Stream;
 

src/stream/stream/partial_cmp.rs

@@ -1,6 +1,6 @@
-use std::cmp::Ordering;
-use std::future::Future;
-use std::pin::Pin;
+use core::cmp::Ordering;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/partition.rs

@@ -1,7 +1,7 @@
 use pin_project_lite::pin_project;
-use std::default::Default;
-use std::future::Future;
-use std::pin::Pin;
+use core::default::Default;
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/position.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/scan.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/skip.rs

@@ -1,5 +1,5 @@
-use std::pin::Pin;
-use std::task::{Context, Poll};
+use core::pin::Pin;
+use core::task::{Context, Poll};
 
 use pin_project_lite::pin_project;
 

src/stream/stream/skip_while.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/step_by.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/take.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/take_while.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/timeout.rs

@@ -1,8 +1,8 @@
 use std::error::Error;
 use std::fmt;
+use std::future::Future;
 use std::pin::Pin;
 use std::time::Duration;
-use std::future::Future;
 
 use futures_timer::Delay;
 use pin_project_lite::pin_project;

src/stream/stream/try_fold.rs

@@ -1,4 +1,4 @@
-use std::pin::Pin;
+use core::pin::Pin;
 
 use crate::future::Future;
 use crate::stream::Stream;

src/stream/stream/try_for_each.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/stream/unzip.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/stream/zip.rs

@@ -1,5 +1,5 @@
-use std::fmt;
-use std::pin::Pin;
+use core::fmt;
+use core::pin::Pin;
 
 use pin_project_lite::pin_project;
 

src/stream/successors.rs

@@ -1,5 +1,5 @@
-use std::mem;
-use std::pin::Pin;
+use core::mem;
+use core::pin::Pin;
 
 use crate::stream::Stream;
 use crate::task::{Context, Poll};

src/stream/sum.rs

@@ -1,5 +1,5 @@
-use std::future::Future;
-use std::pin::Pin;
+use core::future::Future;
+use core::pin::Pin;
 
 use crate::stream::Stream;