Assert an expression is Some(_) and its value is equal to an expression.
Pseudocode: (a ⇒ Some(a̅) ⇒ a̅) = b
let a: Option<i8> = Option::Some(1); let b: i8 = 1; assert_some_eq_expr!(a, b);
assert_some_eq_expr
assert_some_eq_expr_as_result
debug_assert_some_eq_expr