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| /// Eq | |
| pub fn seq_eq<A: Eq, T: Iterator<A>>(mut a: T, mut b: T) -> bool { | |
| loop { | |
| match (a.next(), b.next()) { | |
| (None, None) => return true, | |
| (None, _) | (_, None) => return false, | |
| (Some(x), Some(y)) => if !x.eq(&y) { return false }, | |
| } | |
| } | |
| } | |
| /// Neq | |
| pub fn seq_ne<A: Eq, T: Iterator<A>>(mut a: T, mut b: T) -> bool { | |
| loop { | |
| match (a.next(), b.next()) { | |
| (None, None) => return false, | |
| (None, _) | (_, None) => return true, | |
| (Some(x), Some(y)) => if x.ne(&y) { return true }, | |
| } | |
| } | |
| } | |
| /// Less Than | |
| pub fn seq_lt<A: Eq + Ord, T: Iterator<A>>(mut a: T, mut b: T) -> bool { | |
| loop { | |
| match (a.next(), b.next()) { | |
| (None, None) => return false, | |
| (None, _ ) => return true, | |
| (_ , None) => return false, | |
| (Some(x), Some(y)) => if !x.eq(&y) { return x.lt(&y) }, | |
| } | |
| } | |
| } | |
| /// Less Than or Equal | |
| pub fn seq_le<A: Eq + Ord, T: Iterator<A>>(mut a: T, mut b: T) -> bool { | |
| loop { | |
| match (a.next(), b.next()) { | |
| (None, None) => return true, | |
| (None, _ ) => return true, | |
| (_ , None) => return false, | |
| (Some(x), Some(y)) => if !x.eq(&y) { return x.le(&y) }, | |
| } | |
| } | |
| } |
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