77 lines
1.9 KiB
Rust
77 lines
1.9 KiB
Rust
// Internal macros, used to defined the 'main' impls
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#[macro_export]
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macro_rules! define_add_variants {
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(LHS = $lhs:ty, RHS = $rhs:ty, Output = $out:ty) => {
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impl<'b> Add<&'b $rhs> for $lhs {
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type Output = $out;
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fn add(self, rhs: &'b $rhs) -> $out {
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&self + rhs
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}
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}
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impl<'a> Add<$rhs> for &'a $lhs {
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type Output = $out;
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fn add(self, rhs: $rhs) -> $out {
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self + &rhs
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}
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}
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impl Add<$rhs> for $lhs {
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type Output = $out;
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fn add(self, rhs: $rhs) -> $out {
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&self + &rhs
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}
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}
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};
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}
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macro_rules! define_sub_variants {
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(LHS = $lhs:ty, RHS = $rhs:ty, Output = $out:ty) => {
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impl<'b> Sub<&'b $rhs> for $lhs {
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type Output = $out;
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fn sub(self, rhs: &'b $rhs) -> $out {
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&self - rhs
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}
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}
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impl<'a> Sub<$rhs> for &'a $lhs {
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type Output = $out;
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fn sub(self, rhs: $rhs) -> $out {
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self - &rhs
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}
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}
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impl Sub<$rhs> for $lhs {
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type Output = $out;
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fn sub(self, rhs: $rhs) -> $out {
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&self - &rhs
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}
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}
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};
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}
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macro_rules! define_mul_variants {
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(LHS = $lhs:ty, RHS = $rhs:ty, Output = $out:ty) => {
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impl<'b> Mul<&'b $rhs> for $lhs {
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type Output = $out;
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fn mul(self, rhs: &'b $rhs) -> $out {
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&self * rhs
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}
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}
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impl<'a> Mul<$rhs> for &'a $lhs {
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type Output = $out;
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fn mul(self, rhs: $rhs) -> $out {
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self * &rhs
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}
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}
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impl Mul<$rhs> for $lhs {
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type Output = $out;
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fn mul(self, rhs: $rhs) -> $out {
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&self * &rhs
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}
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}
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};
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}
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