diff options
Diffstat (limited to 'vendor/num-traits/src/cast.rs')
| -rw-r--r-- | vendor/num-traits/src/cast.rs | 44 |
1 files changed, 4 insertions, 40 deletions
diff --git a/vendor/num-traits/src/cast.rs b/vendor/num-traits/src/cast.rs index d38c33815..125e2e38f 100644 --- a/vendor/num-traits/src/cast.rs +++ b/vendor/num-traits/src/cast.rs @@ -1,10 +1,8 @@ use core::mem::size_of; use core::num::Wrapping; use core::{f32, f64}; -#[cfg(has_i128)] -use core::{i128, u128}; -use core::{i16, i32, i64, i8, isize}; -use core::{u16, u32, u64, u8, usize}; +use core::{i128, i16, i32, i64, i8, isize}; +use core::{u128, u16, u32, u64, u8, usize}; /// A generic trait for converting a value to a number. /// @@ -53,12 +51,9 @@ pub trait ToPrimitive { /// represented by an `i128` (`i64` under the default implementation), then /// `None` is returned. /// - /// This method is only available with feature `i128` enabled on Rust >= 1.26. - /// /// The default implementation converts through `to_i64()`. Types implementing /// this trait should override this method if they can represent a greater range. #[inline] - #[cfg(has_i128)] fn to_i128(&self) -> Option<i128> { self.to_i64().map(From::from) } @@ -99,12 +94,9 @@ pub trait ToPrimitive { /// represented by a `u128` (`u64` under the default implementation), then /// `None` is returned. /// - /// This method is only available with feature `i128` enabled on Rust >= 1.26. - /// /// The default implementation converts through `to_u64()`. Types implementing /// this trait should override this method if they can represent a greater range. #[inline] - #[cfg(has_i128)] fn to_u128(&self) -> Option<u128> { self.to_u64().map(From::from) } @@ -173,7 +165,6 @@ macro_rules! impl_to_primitive_int { fn to_i16 -> i16; fn to_i32 -> i32; fn to_i64 -> i64; - #[cfg(has_i128)] fn to_i128 -> i128; } @@ -183,7 +174,6 @@ macro_rules! impl_to_primitive_int { fn to_u16 -> u16; fn to_u32 -> u32; fn to_u64 -> u64; - #[cfg(has_i128)] fn to_u128 -> u128; } @@ -204,7 +194,6 @@ impl_to_primitive_int!(i8); impl_to_primitive_int!(i16); impl_to_primitive_int!(i32); impl_to_primitive_int!(i64); -#[cfg(has_i128)] impl_to_primitive_int!(i128); macro_rules! impl_to_primitive_uint_to_int { @@ -246,7 +235,6 @@ macro_rules! impl_to_primitive_uint { fn to_i16 -> i16; fn to_i32 -> i32; fn to_i64 -> i64; - #[cfg(has_i128)] fn to_i128 -> i128; } @@ -256,7 +244,6 @@ macro_rules! impl_to_primitive_uint { fn to_u16 -> u16; fn to_u32 -> u32; fn to_u64 -> u64; - #[cfg(has_i128)] fn to_u128 -> u128; } @@ -277,7 +264,6 @@ impl_to_primitive_uint!(u8); impl_to_primitive_uint!(u16); impl_to_primitive_uint!(u32); impl_to_primitive_uint!(u64); -#[cfg(has_i128)] impl_to_primitive_uint!(u128); macro_rules! impl_to_primitive_float_to_float { @@ -373,7 +359,6 @@ macro_rules! impl_to_primitive_float { fn to_i16 -> i16; fn to_i32 -> i32; fn to_i64 -> i64; - #[cfg(has_i128)] fn to_i128 -> i128; } @@ -383,7 +368,6 @@ macro_rules! impl_to_primitive_float { fn to_u16 -> u16; fn to_u32 -> u32; fn to_u64 -> u64; - #[cfg(has_i128)] fn to_u128 -> u128; } @@ -444,12 +428,9 @@ pub trait FromPrimitive: Sized { /// Converts an `i128` to return an optional value of this type. If the /// value cannot be represented by this type, then `None` is returned. /// - /// This method is only available with feature `i128` enabled on Rust >= 1.26. - /// /// The default implementation converts through `from_i64()`. Types implementing /// this trait should override this method if they can represent a greater range. #[inline] - #[cfg(has_i128)] fn from_i128(n: i128) -> Option<Self> { n.to_i64().and_then(FromPrimitive::from_i64) } @@ -489,12 +470,9 @@ pub trait FromPrimitive: Sized { /// Converts an `u128` to return an optional value of this type. If the /// value cannot be represented by this type, then `None` is returned. /// - /// This method is only available with feature `i128` enabled on Rust >= 1.26. - /// /// The default implementation converts through `from_u64()`. Types implementing /// this trait should override this method if they can represent a greater range. #[inline] - #[cfg(has_i128)] fn from_u128(n: u128) -> Option<Self> { n.to_u64().and_then(FromPrimitive::from_u64) } @@ -545,7 +523,6 @@ macro_rules! impl_from_primitive { fn from_i64(n: i64) -> Option<$T> { n.$to_ty() } - #[cfg(has_i128)] #[inline] fn from_i128(n: i128) -> Option<$T> { n.$to_ty() @@ -571,7 +548,6 @@ macro_rules! impl_from_primitive { fn from_u64(n: u64) -> Option<$T> { n.$to_ty() } - #[cfg(has_i128)] #[inline] fn from_u128(n: u128) -> Option<$T> { n.$to_ty() @@ -594,14 +570,12 @@ impl_from_primitive!(i8, to_i8); impl_from_primitive!(i16, to_i16); impl_from_primitive!(i32, to_i32); impl_from_primitive!(i64, to_i64); -#[cfg(has_i128)] impl_from_primitive!(i128, to_i128); impl_from_primitive!(usize, to_usize); impl_from_primitive!(u8, to_u8); impl_from_primitive!(u16, to_u16); impl_from_primitive!(u32, to_u32); impl_from_primitive!(u64, to_u64); -#[cfg(has_i128)] impl_from_primitive!(u128, to_u128); impl_from_primitive!(f32, to_f32); impl_from_primitive!(f64, to_f64); @@ -623,7 +597,6 @@ impl<T: ToPrimitive> ToPrimitive for Wrapping<T> { fn to_i16 -> i16; fn to_i32 -> i32; fn to_i64 -> i64; - #[cfg(has_i128)] fn to_i128 -> i128; fn to_usize -> usize; @@ -631,7 +604,6 @@ impl<T: ToPrimitive> ToPrimitive for Wrapping<T> { fn to_u16 -> u16; fn to_u32 -> u32; fn to_u64 -> u64; - #[cfg(has_i128)] fn to_u128 -> u128; fn to_f32 -> f32; @@ -656,7 +628,6 @@ impl<T: FromPrimitive> FromPrimitive for Wrapping<T> { fn from_i16(i16); fn from_i32(i32); fn from_i64(i64); - #[cfg(has_i128)] fn from_i128(i128); fn from_usize(usize); @@ -664,7 +635,6 @@ impl<T: FromPrimitive> FromPrimitive for Wrapping<T> { fn from_u16(u16); fn from_u32(u32); fn from_u64(u64); - #[cfg(has_i128)] fn from_u128(u128); fn from_f32(f32); @@ -722,14 +692,12 @@ impl_num_cast!(u8, to_u8); impl_num_cast!(u16, to_u16); impl_num_cast!(u32, to_u32); impl_num_cast!(u64, to_u64); -#[cfg(has_i128)] impl_num_cast!(u128, to_u128); impl_num_cast!(usize, to_usize); impl_num_cast!(i8, to_i8); impl_num_cast!(i16, to_i16); impl_num_cast!(i32, to_i32); impl_num_cast!(i64, to_i64); -#[cfg(has_i128)] impl_num_cast!(i128, to_i128); impl_num_cast!(isize, to_isize); impl_num_cast!(f32, to_f32); @@ -787,10 +755,8 @@ macro_rules! impl_as_primitive { )*}; ($T: ty => { $( $U: ty ),* } ) => { impl_as_primitive!(@ $T => { $( $U ),* }); - impl_as_primitive!(@ $T => { u8, u16, u32, u64, usize }); - impl_as_primitive!(@ $T => #[cfg(has_i128)] impl u128); - impl_as_primitive!(@ $T => { i8, i16, i32, i64, isize }); - impl_as_primitive!(@ $T => #[cfg(has_i128)] impl i128); + impl_as_primitive!(@ $T => { u8, u16, u32, u64, u128, usize }); + impl_as_primitive!(@ $T => { i8, i16, i32, i64, i128, isize }); }; } @@ -802,9 +768,7 @@ impl_as_primitive!(u32 => { f32, f64 }); impl_as_primitive!(i32 => { f32, f64 }); impl_as_primitive!(u64 => { f32, f64 }); impl_as_primitive!(i64 => { f32, f64 }); -#[cfg(has_i128)] impl_as_primitive!(u128 => { f32, f64 }); -#[cfg(has_i128)] impl_as_primitive!(i128 => { f32, f64 }); impl_as_primitive!(usize => { f32, f64 }); impl_as_primitive!(isize => { f32, f64 }); |