diff options
author | HampusM <hampus@hampusmat.com> | 2022-11-10 21:48:55 +0100 |
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committer | HampusM <hampus@hampusmat.com> | 2022-11-10 21:49:46 +0100 |
commit | 4e8951ff740bddb39d9782c18ed85898d0b978fb (patch) | |
tree | 06e9c32e2f95988e4d91bc0ac684ffe5f4fd14d7 /src/libs/intertrait/cast/box.rs | |
parent | ad908d2f82eb10e0f0dbc3a1b01e804b8a1ff6f9 (diff) |
refactor: improve type param names, docs & more of casting
Diffstat (limited to 'src/libs/intertrait/cast/box.rs')
-rw-r--r-- | src/libs/intertrait/cast/box.rs | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/src/libs/intertrait/cast/box.rs b/src/libs/intertrait/cast/box.rs index 0e160f4..fcd5f70 100644 --- a/src/libs/intertrait/cast/box.rs +++ b/src/libs/intertrait/cast/box.rs @@ -17,26 +17,22 @@ use crate::libs::intertrait::{get_caster, CastFrom}; pub trait CastBox { - /// Casts a box to this trait into that of type `OtherTrait`. - fn cast<OtherTrait: ?Sized + 'static>( - self: Box<Self>, - ) -> Result<Box<OtherTrait>, CastError>; + /// Casts a `Box` with `Self` into a `Box` with `Dest`. + fn cast<Dest: ?Sized + 'static>(self: Box<Self>) -> Result<Box<Dest>, CastError>; } /// A blanket implementation of `CastBox` for traits extending `CastFrom`. impl<CastFromSelf: ?Sized + CastFrom> CastBox for CastFromSelf { - fn cast<OtherTrait: ?Sized + 'static>( - self: Box<Self>, - ) -> Result<Box<OtherTrait>, CastError> + fn cast<Dest: ?Sized + 'static>(self: Box<Self>) -> Result<Box<Dest>, CastError> { - let caster = get_caster::<OtherTrait>((*self).type_id()) - .map_err(CastError::GetCasterFailed)?; + let caster = + get_caster::<Dest>((*self).type_id()).map_err(CastError::GetCasterFailed)?; (caster.cast_box)(self.box_any()).map_err(|err| CastError::CastFailed { source: err, from: type_name::<Self>(), - to: type_name::<OtherTrait>(), + to: type_name::<Dest>(), }) } } |