diff options
Diffstat (limited to 'src/libcore/internal_macros.rs')
| -rw-r--r-- | src/libcore/internal_macros.rs | 119 | 
1 files changed, 0 insertions, 119 deletions
| diff --git a/src/libcore/internal_macros.rs b/src/libcore/internal_macros.rs deleted file mode 100644 index 4ea7dfc0735..00000000000 --- a/src/libcore/internal_macros.rs +++ /dev/null @@ -1,119 +0,0 @@ -// implements the unary operator "op &T" -// based on "op T" where T is expected to be `Copy`able -macro_rules! forward_ref_unop { - (impl $imp:ident, $method:ident for $t:ty) => { - forward_ref_unop!(impl $imp, $method for $t, - #[stable(feature = "rust1", since = "1.0.0")]); - }; - (impl $imp:ident, $method:ident for $t:ty, #[$attr:meta]) => { - #[$attr] - impl $imp for &$t { - type Output = <$t as $imp>::Output; - - #[inline] - fn $method(self) -> <$t as $imp>::Output { - $imp::$method(*self) - } - } - } -} - -// implements binary operators "&T op U", "T op &U", "&T op &U" -// based on "T op U" where T and U are expected to be `Copy`able -macro_rules! forward_ref_binop { - (impl $imp:ident, $method:ident for $t:ty, $u:ty) => { - forward_ref_binop!(impl $imp, $method for $t, $u, - #[stable(feature = "rust1", since = "1.0.0")]); - }; - (impl $imp:ident, $method:ident for $t:ty, $u:ty, #[$attr:meta]) => { - #[$attr] - impl<'a> $imp<$u> for &'a $t { - type Output = <$t as $imp<$u>>::Output; - - #[inline] - fn $method(self, other: $u) -> <$t as $imp<$u>>::Output { - $imp::$method(*self, other) - } - } - - #[$attr] - impl $imp<&$u> for $t { - type Output = <$t as $imp<$u>>::Output; - - #[inline] - fn $method(self, other: &$u) -> <$t as $imp<$u>>::Output { - $imp::$method(self, *other) - } - } - - #[$attr] - impl $imp<&$u> for &$t { - type Output = <$t as $imp<$u>>::Output; - - #[inline] - fn $method(self, other: &$u) -> <$t as $imp<$u>>::Output { - $imp::$method(*self, *other) - } - } - } -} - -// implements "T op= &U", based on "T op= U" -// where U is expected to be `Copy`able -macro_rules! forward_ref_op_assign { - (impl $imp:ident, $method:ident for $t:ty, $u:ty) => { - forward_ref_op_assign!(impl $imp, $method for $t, $u, - #[stable(feature = "op_assign_builtins_by_ref", since = "1.22.0")]); - }; - (impl $imp:ident, $method:ident for $t:ty, $u:ty, #[$attr:meta]) => { - #[$attr] - impl $imp<&$u> for $t { - #[inline] - fn $method(&mut self, other: &$u) { - $imp::$method(self, *other); - } - } - } -} - -/// Create a zero-size type similar to a closure type, but named. -#[unstable(feature = "std_internals", issue = "none")] -macro_rules! impl_fn_for_zst { - ($( - $( #[$attr: meta] )* - struct $Name: ident impl$( <$( $lifetime : lifetime ),+> )? Fn = - |$( $arg: ident: $ArgTy: ty ),*| -> $ReturnTy: ty - $body: block; - )+) => { - $( - $( #[$attr] )* - struct $Name; - - impl $( <$( $lifetime ),+> )? Fn<($( $ArgTy, )*)> for $Name { - #[inline] - extern "rust-call" fn call(&self, ($( $arg, )*): ($( $ArgTy, )*)) -> $ReturnTy { - $body - } - } - - impl $( <$( $lifetime ),+> )? FnMut<($( $ArgTy, )*)> for $Name { - #[inline] - extern "rust-call" fn call_mut( - &mut self, - ($( $arg, )*): ($( $ArgTy, )*) - ) -> $ReturnTy { - Fn::call(&*self, ($( $arg, )*)) - } - } - - impl $( <$( $lifetime ),+> )? FnOnce<($( $ArgTy, )*)> for $Name { - type Output = $ReturnTy; - - #[inline] - extern "rust-call" fn call_once(self, ($( $arg, )*): ($( $ArgTy, )*)) -> $ReturnTy { - Fn::call(&self, ($( $arg, )*)) - } - } - )+ - } -} | 
