chore(stability): remove core feature gate

src/header/common/authorization.rs

@@ -1,7 +1,7 @@
+use std::any::Any;
 use std::fmt;
 use std::str::{FromStr, from_utf8};
 use std::ops::{Deref, DerefMut};
-use std::marker::Reflect;
 use serialize::base64::{ToBase64, FromBase64, Standard, Config, Newline};
 use header::{Header, HeaderFormat};
 
@@ -23,7 +23,7 @@ impl<S: Scheme> DerefMut for Authorization<S> {
     }
 }
 
-impl<S: Scheme + Reflect + 'static> Header for Authorization<S> where <S as FromStr>::Err: 'static {
+impl<S: Scheme + Any> Header for Authorization<S> where <S as FromStr>::Err: 'static {
     fn header_name() -> &'static str {
         "Authorization"
     }
@@ -44,7 +44,7 @@ impl<S: Scheme + Reflect + 'static> Header for Authorization<S> where <S as From
     }
 }
 
-impl<S: Scheme + Reflect + 'static> HeaderFormat for Authorization<S> where <S as FromStr>::Err: 'static {
+impl<S: Scheme + Any> HeaderFormat for Authorization<S> where <S as FromStr>::Err: 'static {
     fn fmt_header(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
         match Scheme::scheme(None::<S>) {
             Some(scheme) => try!(write!(fmt, "{} ", scheme)),
@@ -71,7 +71,7 @@ impl Scheme for String {
     }
 
     fn fmt_scheme(&self, f: &mut fmt::Formatter) -> fmt::Result {
-		write!(f, "{}", self)
+        write!(f, "{}", self)
     }
 }
 

src/header/internals/item.rs

@@ -1,7 +1,10 @@
+use std::any::Any;
 use std::any::TypeId;
 use std::fmt;
 use std::str::from_utf8;
 
+use typeable::Typeable;
+
 use super::cell::{OptCell, PtrMapCell};
 use header::{Header, HeaderFormat};
 
@@ -24,7 +27,7 @@ impl Item {
     #[inline]
     pub fn new_typed(ty: Box<HeaderFormat + Send + Sync>) -> Item {
         let map = PtrMapCell::new();
-        unsafe { map.insert((&*ty).get_type_id(), ty); }
+        unsafe { map.insert((*ty).get_type(), ty); }
         Item {
             raw: OptCell::new(None),
             typed: map,
@@ -51,7 +54,7 @@ impl Item {
         &raw[..]
     }
 
-    pub fn typed<H: Header + HeaderFormat>(&self) -> Option<&H> {
+    pub fn typed<H: Header + HeaderFormat + Any>(&self) -> Option<&H> {
         let tid = TypeId::of::<H>();
         match self.typed.get(tid) {
             Some(val) => Some(val),

src/header/mod.rs

@@ -12,6 +12,7 @@ use std::iter::{FromIterator, IntoIterator};
 use std::{mem, fmt};
 
 use {httparse, traitobject};
+use typeable::Typeable;
 use unicase::UniCase;
 
 use self::internals::Item;
@@ -50,7 +51,7 @@ pub trait Header: Clone + Any + Send + Sync {
 /// A trait for any object that will represent a header field and value.
 ///
 /// This trait represents the formatting of a Header for output to a TcpStream.
-pub trait HeaderFormat: fmt::Debug + HeaderClone + Any + Send + Sync {
+pub trait HeaderFormat: fmt::Debug + HeaderClone + Any + Typeable + Send + Sync {
     /// Format a header to be output into a TcpStream.
     ///
     /// This method is not allowed to introduce an Err not produced
@@ -61,12 +62,12 @@ pub trait HeaderFormat: fmt::Debug + HeaderClone + Any + Send + Sync {
 
 #[doc(hidden)]
 pub trait HeaderClone {
-    fn clone_box(&self) -> Box<HeaderFormat + Sync + Send>;
+    fn clone_box(&self) -> Box<HeaderFormat + Send + Sync>;
 }
 
-impl<T: HeaderFormat + Send + Sync + Clone> HeaderClone for T {
+impl<T: HeaderFormat + Clone> HeaderClone for T {
     #[inline]
-    fn clone_box(&self) -> Box<HeaderFormat + Sync + Send> {
+    fn clone_box(&self) -> Box<HeaderFormat + Send + Sync> {
         Box::new(self.clone())
     }
 }

src/header/shared/quality_item.rs

@@ -6,7 +6,6 @@
 use std::cmp;
 use std::default::Default;
 use std::fmt;
-use std::num::{FromPrimitive, ToPrimitive};
 use std::str;
 
 /// Represents a quality used in quality values.
@@ -20,7 +19,7 @@ use std::str;
 /// floating point data type (`f32`) consumes four bytes, hyper uses an `u16` value to store the
 /// quality internally. For performance reasons you may set quality directly to a value between
 /// 0 and 1000 e.g. `Quality(532)` matches the quality `q=0.532`.
-#[derive(Clone, Debug, Eq, Ord, PartialEq, PartialOrd)]
+#[derive(Copy, Clone, Debug, Eq, Ord, PartialEq, PartialOrd)]
 pub struct Quality(pub u16);
 
 impl fmt::Display for Quality {
@@ -33,43 +32,6 @@ impl fmt::Display for Quality {
     }
 }
 
-impl FromPrimitive for Quality {
-    fn from_i64(n: i64) -> Option<Quality> {
-        match n >= 0 {
-            true => FromPrimitive::from_u64(n as u64),
-            false => None,
-        }
-    }
-
-    fn from_u64(n: u64) -> Option<Quality> {
-        match n <= 1000 {
-            true => Some(Quality(n as u16)),
-            false => None,
-        }
-    }
-
-    fn from_f64(n: f64) -> Option<Quality> {
-        match n >= 0f64 && n <= 1f64 {
-            true => Some(Quality((n * 1000f64) as u16)),
-            false => None,
-        }
-    }
-}
-
-impl ToPrimitive for Quality {
-    fn to_i64(&self) -> Option<i64> {
-        Some(self.0 as i64)
-    }
-
-    fn to_u64(&self) -> Option<u64> {
-        Some(self.0 as u64)
-    }
-
-    fn to_f64(&self) -> Option<f64> {
-        Some((self.0 as f64) / 1000f64)
-    }
-}
-
 impl Default for Quality {
     fn default() -> Quality {
         Quality(1000)
@@ -91,7 +53,10 @@ impl<T> QualityItem<T> {
     /// The item can be of any type.
     /// The quality should be a value in the range [0, 1].
     pub fn new(item: T, quality: Quality) -> QualityItem<T> {
-        QualityItem{item: item, quality: quality}
+        QualityItem {
+            item: item,
+            quality: quality
+        }
     }
 }
 
@@ -136,12 +101,21 @@ impl<T: str::FromStr> str::FromStr for QualityItem<T> {
             }
         }
         match raw_item.parse::<T>() {
-            Ok(item) => Ok(QualityItem::new(item, FromPrimitive::from_f32(quality).unwrap())),
+            // we already checked above that the quality is within range
+            Ok(item) => Ok(QualityItem::new(item, from_f32(quality))),
             Err(_) => return Err(()),
         }
     }
 }
 
+fn from_f32(f: f32) -> Quality {
+    // this function is only used internally. A check that `f` is within range
+    // should be done before calling this method. Just in case, this
+    // debug_assert should catch if we were forgetful
+    debug_assert!(f >= 0f32 && f <= 1f32, "q value must be between 0.0 and 1.0");
+    Quality((f * 1000f32) as u16)
+}
+
 /// Convinience function to wrap a value in a `QualityItem`
 /// Sets `q` to the default 1.0
 pub fn qitem<T>(item: T) -> QualityItem<T> {
@@ -150,13 +124,12 @@ pub fn qitem<T>(item: T) -> QualityItem<T> {
 
 /// Convenience function to create a `Quality` fromt a float.
 pub fn q(f: f32) -> Quality {
-    FromPrimitive::from_f32(f).expect("q value must be between 0.0 and 1.0")
+    assert!(f >= 0f32 && f <= 1f32, "q value must be between 0.0 and 1.0");
+    from_f32(f)
 }
 
 #[cfg(test)]
 mod tests {
-    use std::num::FromPrimitive;
-
     use super::*;
     use super::super::encoding::*;
 
@@ -206,25 +179,32 @@ mod tests {
         assert_eq!(x, Err(()));
     }
     #[test]
+    fn test_quality_item_from_str6() {
+        let x: Result<QualityItem<Encoding>, ()> = "gzip; q=2".parse();
+        assert_eq!(x, Err(()));
+    }
+    #[test]
     fn test_quality_item_ordering() {
         let x: QualityItem<Encoding> = "gzip; q=0.5".parse().ok().unwrap();
         let y: QualityItem<Encoding> = "gzip; q=0.273".parse().ok().unwrap();
         let comparision_result: bool = x.gt(&y);
         assert_eq!(comparision_result, true)
     }
+
     #[test]
     fn test_quality() {
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_f64(0.421f64));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_f32(0.421f32));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_i16(421i16));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_i32(421i32));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_i64(421i64));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_u16(421u16));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_u32(421u32));
-        assert_eq!(Some(Quality(421)), FromPrimitive::from_u64(421u64));
+        assert_eq!(q(0.5), Quality(500));
+    }
 
-        assert_eq!(None::<Quality>, FromPrimitive::from_i16(-5i16));
-        assert_eq!(None::<Quality>, FromPrimitive::from_i32(5000i32));
-        assert_eq!(None::<Quality>, FromPrimitive::from_f32(2.5f32));
+    #[test]
+    #[should_panic]
+    fn test_quality_invalid() {
+        q(-1.0);
+    }
+
+    #[test]
+    #[should_panic]
+    fn test_quality_invalid2() {
+        q(2.0);
     }
 }