Support no_stdno-std

1 files changed, 16 insertions, 1 deletions

diff --git a/src/context.rs b/src/context.rs
index 1707022..12564f1 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -1,4 +1,4 @@
-use std::marker::PhantomData;
+use core::marker::PhantomData;
 
 use crate::ThreadKey;
 
@@ -183,12 +183,14 @@ pub struct ContextGuard<'a, Guard, Key> {
 
 #[cfg(test)]
 mod tests {
+	#[cfg(feature = "std")]
 	use crate::{
 		collection::OwnedLockCollection, context::iterator::TryLockNextError, Mutex, RwLock,
 		ThreadKey,
 	};
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn display_works_for_guard() {
 		let key = ThreadKey::get().unwrap();
 		let collection = OwnedLockCollection::new((Mutex::new("Hello, world!"),));
@@ -199,6 +201,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn try_lock_mut_works_single_element_tuple() {
 		let key = ThreadKey::get().unwrap();
 		let collection = OwnedLockCollection::new((RwLock::new(42),));
@@ -235,6 +238,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn try_lock_mut_works_double_element_tuple() {
 		let key = ThreadKey::get().unwrap();
 		let collection = OwnedLockCollection::new((RwLock::new(42), RwLock::new(67)));
@@ -300,6 +304,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn try_lock_mut_works_triple_element_tuple() {
 		let key = ThreadKey::get().unwrap();
 		let collection = OwnedLockCollection::new((RwLock::new(1), RwLock::new(2), RwLock::new(3)));
@@ -393,6 +398,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn basic_iteration() {
 		let key = ThreadKey::get().unwrap();
 		let data = [Mutex::new(1), Mutex::new(3), Mutex::new(8)];
@@ -410,6 +416,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_tuple_of_lists() {
 		let key = ThreadKey::get().unwrap();
 		let data = (
@@ -435,6 +442,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_list_of_lists() {
 		let key = ThreadKey::get().unwrap();
 		let data = [
@@ -465,6 +473,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_last_list_of_lists() {
 		let key = ThreadKey::get().unwrap();
 		let data = [
@@ -486,6 +495,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_last_list_of_empty_list() {
 		let key = ThreadKey::get().unwrap();
 		let data: [[Mutex<i32>; 0]; 0] = [];
@@ -498,6 +508,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_list_of_tuples() {
 		let key = ThreadKey::get().unwrap();
 		let data = [
@@ -534,6 +545,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_last_list_of_tuples() {
 		let key = ThreadKey::get().unwrap();
 		let data = [
@@ -556,6 +568,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn recurse_last_of_empty_list_of_tuples() {
 		let key = ThreadKey::get().unwrap();
 		let data: [(Mutex<bool>, Mutex<i32>); 0] = [];
@@ -568,6 +581,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn lock_last_of_list() {
 		let key = ThreadKey::get().unwrap();
 		let data = [Mutex::new(1), Mutex::new(3), Mutex::new(8)];
@@ -579,6 +593,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn try_lock_next_works() {
 		let key = ThreadKey::get().unwrap();
 		let data = [Mutex::new(1), Mutex::new(3), Mutex::new(8)];