Add inner value for SendError to Error type field

Signed-off-by: Trivernis <trivernis@protonmail.com>

Cargo.toml

@@ -4,7 +4,7 @@ description = "OpenCL Stream execution framework"
 repository = "https://github.com/parallel-programming-hwr/ocl-stream-rs"
 license = "Apache-2.0"
 readme = "README.md"
-version = "0.3.2"
+version = "0.3.3"
 authors = ["Trivernis <trivernis@protonmail.com>"]
 edition = "2018"
 

src/executor/stream.rs

@@ -79,19 +79,15 @@ where
 
 impl<T> OCLStreamSender<T>
 where
-    T: Send + Sync,
+    T: Send + Sync + 'static,
 {
     /// Sends a value into the channel
     pub fn send(&self, value: T) -> OCLStreamResult<()> {
-        self.tx
-            .send(Ok(value))
-            .map_err(|_| OCLStreamError::SendError)
+        self.tx.send(Ok(value)).map_err(OCLStreamError::from)
     }
 
     /// Sends an error into the channel
     pub fn err(&self, err: OCLStreamError) -> OCLStreamResult<()> {
-        self.tx
-            .send(Err(err))
-            .map_err(|_| OCLStreamError::SendError)
+        self.tx.send(Err(err)).map_err(OCLStreamError::from)
     }
 }

src/utils/result.rs

@@ -5,6 +5,8 @@
  */
 
 use crossbeam_channel::RecvError;
+use crossbeam_channel::SendError;
+use std::error::Error;
 use thiserror::Error;
 
 pub type OCLStreamResult<T> = Result<T, OCLStreamError>;
@@ -18,7 +20,7 @@ pub enum OCLStreamError {
     RecvError(#[from] RecvError),
 
     #[error("Stream Send Error")]
-    SendError,
+    SendError(#[from] Box<dyn Error + Send + Sync>),
 }
 
 impl From<ocl::Error> for OCLStreamError {
@@ -26,3 +28,12 @@ impl From<ocl::Error> for OCLStreamError {
         Self::OCLError(format!("{}", e))
     }
 }
+
+impl<T: 'static> From<SendError<T>> for OCLStreamError
+where
+    T: Send + Sync,
+{
+    fn from(e: SendError<T>) -> Self {
+        Self::SendError(Box::new(e))
+    }
+}