Drop rustc-serialize support

Author: dtolnay

.travis.yml

@@ -5,7 +5,5 @@ env:
     matrix:
         - FEATURES=
         - FEATURES="serde"
-        - FEATURES="rustc-serialize"
-        - FEATURES="serde rustc-serialize"
 script:
     - cargo test -v --features "$FEATURES"

Cargo.toml

@@ -10,7 +10,6 @@ repository = "https://github.com/reem/rust-ordered-float"
 [dependencies]
 num-traits = { version = "0.1", default_features = false }
 serde = { version = "1.0", optional = true }
-rustc-serialize = { version = "0.3", optional = true }
 unreachable = "0.1"
 
 [dev-dependencies]

src/lib.rs

@@ -559,39 +559,6 @@ fn raw_double_bits<F: Float>(f: &F) -> u64 {
     (man & MAN_MASK) | ((exp_u64 << 52) & EXP_MASK) | ((sign_u64 << 63) & SIGN_MASK)
 }
 
-#[cfg(feature = "rustc-serialize")]
-mod impl_rustc {
-    extern crate rustc_serialize;
-    use self::rustc_serialize::{Encodable, Encoder, Decodable, Decoder};
-    use super::{OrderedFloat, NotNaN};
-    use std::error::Error;
-    use num_traits::Float;
-
-    impl<T: Float + Encodable> Encodable for OrderedFloat<T> {
-        fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
-            self.0.encode(s)
-        }
-    }
-
-    impl<T: Float + Decodable> Decodable for OrderedFloat<T> {
-        fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error> {
-            T::decode(d).map(OrderedFloat)
-        }
-    }
-
-    impl<T: Float + Encodable> Encodable for NotNaN<T> {
-        fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
-            self.0.encode(s)
-        }
-    }
-
-    impl<T: Float + Decodable> Decodable for NotNaN<T> {
-        fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error> {
-            T::decode(d).and_then(|v| NotNaN::new(v).map_err(|e| d.error(e.description())))
-        }
-    }
-}
-
 #[cfg(feature = "serde")]
 mod impl_serde {
     extern crate serde;