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|
pub use self::imp::*;
#[cfg(not(dox))]
mod imp {
pub use core::option::Option;
pub use core::clone::Clone;
pub use core::marker::Copy;
pub use core::mem;
}
#[cfg(dox)]
mod imp {
pub enum Option<T> {
Some(T),
None,
}
impl<T: Copy> Copy for Option<T> {}
impl<T: Clone> Clone for Option<T> {
fn clone(&self) -> Option<T> { loop {} }
}
pub trait Clone {
fn clone(&self) -> Self;
}
#[lang = "copy"]
pub trait Copy {}
#[lang = "freeze"]
pub trait Freeze {}
#[lang = "sync"]
pub trait Sync {}
impl<T> Sync for T {}
#[lang = "sized"]
pub trait Sized {}
macro_rules! each_int {
($mac:ident) => (
$mac!(u8);
$mac!(u16);
$mac!(u32);
$mac!(u64);
$mac!(usize);
each_signed_int!($mac);
)
}
macro_rules! each_signed_int {
($mac:ident) => (
$mac!(i8);
$mac!(i16);
$mac!(i32);
$mac!(i64);
$mac!(isize);
)
}
#[lang = "div"]
pub trait Div<RHS> {
type Output;
fn div(self, rhs: RHS) -> Self::Output;
}
macro_rules! impl_div {
($($i:ident)*) => ($(
impl Div<$i> for $i {
type Output = $i;
fn div(self, rhs: $i) -> $i { self / rhs }
}
)*)
}
each_int!(impl_div);
#[lang = "shl"]
pub trait Shl<RHS> {
type Output;
fn shl(self, rhs: RHS) -> Self::Output;
}
macro_rules! impl_shl {
($($i:ident)*) => ($(
impl Shl<$i> for $i {
type Output = $i;
fn shl(self, rhs: $i) -> $i { self << rhs }
}
)*)
}
each_int!(impl_shl);
#[lang = "mul"]
pub trait Mul<RHS=Self> {
type Output;
fn mul(self, rhs: RHS) -> Self::Output;
}
macro_rules! impl_mul {
($($i:ident)*) => ($(
impl Mul for $i {
type Output = $i;
fn mul(self, rhs: $i) -> $i { self * rhs }
}
)*)
}
each_int!(impl_mul);
#[lang = "sub"]
pub trait Sub<RHS=Self> {
type Output;
fn sub(self, rhs: RHS) -> Self::Output;
}
macro_rules! impl_sub {
($($i:ident)*) => ($(
impl Sub for $i {
type Output = $i;
fn sub(self, rhs: $i) -> $i { self - rhs }
}
)*)
}
each_int!(impl_sub);
#[lang = "bitor"]
pub trait Bitor<RHS=Self> {
type Output;
fn bitor(self, rhs: RHS) -> Self::Output;
}
macro_rules! impl_bitor {
($($i:ident)*) => ($(
impl Bitor for $i {
type Output = $i;
fn bitor(self, rhs: $i) -> $i { self | rhs }
}
)*)
}
each_int!(impl_bitor);
#[lang = "neg"]
pub trait Neg {
type Output;
fn neg(self) -> Self::Output;
}
macro_rules! impl_neg {
($($i:ident)*) => ($(
impl Neg for $i {
type Output = $i;
fn neg(self) -> $i { -self }
}
)*)
}
each_signed_int!(impl_neg);
#[lang = "not"]
pub trait Not {
type Output;
fn not(self) -> Self::Output;
}
macro_rules! impl_not {
($($i:ident)*) => ($(
impl Not for $i {
type Output = $i;
fn not(self) -> $i { !self }
}
)*)
}
each_int!(impl_not);
pub mod mem {
pub fn size_of_val<T>(_: &T) -> usize { 4 }
}
}
|
