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Need to see if I can do a generic implemented of IntoBoxedContextElement for all objects implementing Copy, and I need to implement the compare code to make sure this all works before I start integrating this more.
This commit is contained in:
Tom Alexander
2020-05-10 19:07:41 -04:00
parent 5c79b436a0
commit c96b2257d7
4 changed files with 18 additions and 20 deletions
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22
src/renderer/parameters_context.rs
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@@ -55,22 +55,12 @@ impl NewParametersContext {
.iter()
.map(|kvpair| (kvpair.key.to_string(), OwnedRValue::from(&kvpair.value)))
.collect();
let x: String = "foo".to_owned();
let y: &dyn ContextElement = &x as _;
let z: Box<dyn ContextElement> = y.clone().to_box();
// let owned_y: Box<dyn ContextElement> = Box::new(*y.clone());
// unsafe {
// let ce = &mut *y.clone() as *mut dyn ContextElement;
// Box::from_raw(ce);
// }
// let owned_breadcrumbs: Vec<Box<dyn ContextElement>> =
// breadcrumbs.iter().map(|ce| Box::new(*ce.clone())).collect();
let owned_breadcrumbs: Vec<Box<dyn ContextElement>> =
breadcrumbs.iter().map(|ce| ce.clone_to_box()).collect();
NewParametersContext {
params: owned_params,
breadcrumbs: Vec::new(),
breadcrumbs: owned_breadcrumbs,
}
}
}
@@ -150,3 +140,9 @@ impl Walkable for String {
Err(WalkError::CantWalk)
}
}
impl IntoBoxedContextElement for String {
fn clone_to_box(&self) -> Box<dyn ContextElement> {
Box::new(self.clone())
}
}