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rustlings/exercises/15_traits/traits5.rs
2024-06-27 12:29:25 +02:00

39 lines
732 B
Rust

trait SomeTrait {
fn some_function(&self) -> bool {
true
}
}
trait OtherTrait {
fn other_function(&self) -> bool {
true
}
}
struct SomeStruct;
impl SomeTrait for SomeStruct {}
impl OtherTrait for SomeStruct {}
struct OtherStruct;
impl SomeTrait for OtherStruct {}
impl OtherTrait for OtherStruct {}
// TODO: Fix the compiler error by only changing the signature of this function.
fn some_func(item: ???) -> bool {
item.some_function() && item.other_function()
}
fn main() {
// You can optionally experiment here.
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_some_func() {
assert!(some_func(SomeStruct));
assert!(some_func(OtherStruct));
}
}