Added `from_parts()`, as counterpart to `into_parts()`.

Fortune for chacha20stream's current commit: Half blessing − 半吉

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "chacha20stream"
-version = "2.1.0"
+version = "2.2.0"
 keywords = ["chacha20_poly1305", "stream", "wrapper", "encryption", "decryption"]
 description = "A writable wrapper stream for encryption and decryption with the stream cipher chacha20_poly1305"
 homepage = "https://git.flanchan.moe/flanchan/chacha20stream"

src/stream/sink.rs

@@ -144,6 +144,15 @@ where W: Write
     {
 	(self.stream, self.crypter)
     }
+    
+    /// Create a sink from a stream and a crypter
+    ///
+    /// The counterpart to `into_parts()`.
+    #[inline] pub fn from_parts(stream: W, crypter: Crypter) -> Self
+    {
+	Self::new(stream, crypter)
+    }
+
 }
 
 

src/stream/source.rs

@@ -242,6 +242,14 @@ where R: Read
     {
 	(self.stream, self.crypter)
     }
+    
+    /// Create a source from a stream and a crypter
+    ///
+    /// The counterpart to `into_parts()`.
+    #[inline] pub fn from_parts(stream: R, crypter: Crypter) -> Self
+    {
+	Self::new(stream, crypter)
+    }
 }
 
 

src/stream_async/sink.rs

@@ -108,6 +108,16 @@ impl<W: AsyncWrite> Sink<W>
     {
 	(self.stream, self.crypter)
     }
+
+    /// Create a sink from a stream and a crypter
+    ///
+    /// The counterpart to `into_parts()`.
+    #[inline] pub fn from_parts(stream: W, crypter: Crypter) -> Self
+    {
+	Self {
+	    stream, crypter
+	}
+    }
     
     /// The crypter of this instance
     #[inline] pub fn crypter(&self) -> &Crypter

src/stream_async/source.rs

@@ -74,6 +74,17 @@ impl<R: AsyncRead> Source<R>
 	(self.stream, self.crypter)
     }
     
+    /// Create a source from a stream and a crypter
+    ///
+    /// The counterpart to `into_parts()`.
+    #[inline] pub fn from_parts(stream: R, crypter: Crypter) -> Self
+    {
+	Self {
+	    stream, crypter
+	}
+    }
+
+    
     /// The crypter of this instance
     #[inline] pub fn crypter(&self) -> &Crypter
     {