mod drop; | |
use self::drop::{DetectDrop, Flag}; | |
use anyhow::{Error, Result}; | |
use std::error::Error as StdError; | |
#[test] | |
fn test_convert() { | |
let has_dropped = Flag::new(); | |
let error = Error::new(DetectDrop::new(&has_dropped)); | |
let box_dyn = Box::<dyn StdError + Send + Sync>::from(error); | |
assert_eq!("oh no!", box_dyn.to_string()); | |
drop(box_dyn); | |
assert!(has_dropped.get()); | |
} | |
#[test] | |
fn test_question_mark() -> Result<(), Box<dyn StdError>> { | |
fn f() -> Result<()> { | |
Ok(()) | |
} | |
f()?; | |
Ok(()) | |
} |