Vendor things

third-party/vendor/overload/tests/assignment.rs

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+extern crate overload;
+use overload::overload;
+use std::ops;
+
+#[derive(PartialEq, Debug)]
+struct A(i32);
+
+#[derive(PartialEq, Debug)]
+struct B(i32);
+
+overload!((a: &mut A) += (b: B) { a.0 += b.0; });
+#[test]
+fn add_assign() {
+    let mut a = A(3);
+    a += B(4);
+    assert_eq!(A(3 + 4), a);
+}
+
+overload!((a: &mut A) -= (b: B) { a.0 -= b.0; });
+#[test]
+fn sub_assign() {
+    let mut a = A(3);
+    a -= B(4);
+    assert_eq!(A(3 - 4), a);
+}
+
+overload!((a: &mut A) *= (b: B) { a.0 *= b.0; });
+#[test]
+fn mul_assign() {
+    let mut a = A(3);
+    a *= B(4);
+    assert_eq!(A(3 * 4), a);
+}
+
+overload!((a: &mut A) /= (b: B) { a.0 /= b.0; });
+#[test]
+fn div_assign() {
+    let mut a = A(6);
+    a /= B(3);
+    assert_eq!(A(6 / 3), a);
+}
+
+overload!((a: &mut A) %= (b: B) { a.0 %= b.0; });
+#[test]
+fn rem_assign() {
+    let mut a = A(6);
+    a %= B(4);
+    assert_eq!(A(6 % 4), a);
+}
+
+overload!((a: &mut A) &= (b: B) { a.0 &= b.0; });
+#[test]
+fn bitand_assign() {
+    let mut a = A(6);
+    a &= B(4);
+    assert_eq!(A(6 & 4), a);
+}
+
+overload!((a: &mut A) |= (b: B) { a.0 |= b.0; });
+#[test]
+fn bitor_assign() {
+    let mut a = A(6);
+    a |= B(4);
+    assert_eq!(A(6 | 4), a);
+}
+
+overload!((a: &mut A) ^= (b: B) { a.0 ^= b.0; });
+#[test]
+fn bitxor_assign() {
+    let mut a = A(6);
+    a ^= B(4);
+    assert_eq!(A(6 ^ 4), a);
+}
+
+overload!((a: &mut A) <<= (b: B) { a.0 <<= b.0; });
+#[test]
+fn shl_assign() {
+    let mut a = A(6);
+    a <<= B(4);
+    assert_eq!(A(6 << 4), a);
+}
+
+overload!((a: &mut A) >>= (b: B) { a.0 >>= b.0; });
+#[test]
+fn shr_assign() {
+    let mut a = A(6);
+    a >>= B(4);
+    assert_eq!(A(6 >> 4), a);
+}