Update to new (io::)Error

src/crc32.rs

@@ -95,7 +95,7 @@ impl<R: Read> Read for Crc32Reader<R>
     {
         let count = match self.inner.read(buf)
         {
-            Ok(0) if !self.check_matches() => { return Err(io::Error::new(io::ErrorKind::Other, "Invalid checksum", None)) },
+            Ok(0) if !self.check_matches() => { return Err(io::Error::new(io::ErrorKind::Other, "Invalid checksum")) },
             Ok(n) => n,
             Err(e) => return Err(e),
         };

src/lib.rs

@@ -3,7 +3,7 @@
 #![feature(unsafe_destructor)]
 #![warn(missing_docs)]
 
-#![feature(io, convert, step_by)]
+#![feature(step_by)]
 
 extern crate time;
 extern crate flate2;

src/result.rs

@@ -28,7 +28,7 @@ impl ZipError
 {
     fn detail(&self) -> ::std::borrow::Cow<str>
     {
-        use ::std::error::Error;
+        use std::error::Error;
 
         match *self
         {
@@ -45,9 +45,9 @@ impl ZipError
     }
 }
 
-impl error::FromError<io::Error> for ZipError
+impl ::std::convert::From<io::Error> for ZipError
 {
-    fn from_error(err: io::Error) -> ZipError
+    fn from(err: io::Error) -> ZipError
     {
         ZipError::Io(err)
     }

src/write.rs

@@ -69,12 +69,12 @@ impl<W: Write+io::Seek> Write for ZipWriter<W>
 {
     fn write(&mut self, buf: &[u8]) -> io::Result<usize>
     {
-        if self.files.len() == 0 { return Err(io::Error::new(io::ErrorKind::Other, "No file has been started", None)) }
+        if self.files.len() == 0 { return Err(io::Error::new(io::ErrorKind::Other, "No file has been started")) }
         self.stats.update(buf);
         match self.inner.ref_mut()
         {
             Some(ref mut w) => w.write(buf),
-            None => Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed", None)),
+            None => Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed")),
         }
     }
 
@@ -83,7 +83,7 @@ impl<W: Write+io::Seek> Write for ZipWriter<W>
         match self.inner.ref_mut()
         {
             Some(ref mut w) => w.flush(),
-            None => Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed", None)),
+            None => Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed")),
         }
     }
 }
@@ -233,7 +233,7 @@ impl<W: Write+io::Seek> GenericZipWriter<W>
     {
         match self.current_compression() {
             Some(method) if method == compression => return Ok(()),
-            None => try!(Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed", None))),
+            None => try!(Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed"))),
             _ => {},
         }
 
@@ -242,7 +242,7 @@ impl<W: Write+io::Seek> GenericZipWriter<W>
             GenericZipWriter::Storer(w) => w,
             GenericZipWriter::Deflater(w) => try!(w.finish()),
             GenericZipWriter::Bzip2(w) => match w.into_inner() { Ok(r) => r, Err((_, err)) => try!(Err(err)) },
-            GenericZipWriter::Closed => try!(Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed", None))),
+            GenericZipWriter::Closed => try!(Err(io::Error::new(io::ErrorKind::BrokenPipe, "ZipWriter was already closed"))),
         };
 
         *self = match compression