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cargo +nightly fmt (#3540)

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* cargo +nightly fmt

* add cargo-fmt check to ci

* update ci

* fmt

* fmt

* skip macro

* ignore bridges
This commit is contained in:
Shawn Tabrizi
2021-08-02 12:47:33 +02:00
committed by GitHub
parent 30e3012270
commit ff5d56fb76
350 changed files with 20617 additions and 21266 deletions
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polkadot/xcm/xcm-executor/src/traits/conversion.rs
+23 -9
View File
@@ -14,8 +14,8 @@
// You should have received a copy of the GNU General Public License
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
use sp_std::{prelude::*, result::Result, borrow::Borrow, convert::TryFrom};
use parity_scale_codec::{Encode, Decode};
use parity_scale_codec::{Decode, Encode};
use sp_std::{borrow::Borrow, convert::TryFrom, prelude::*, result::Result};
use xcm::v0::{MultiLocation, OriginKind};
/// Generic third-party conversion trait. Use this when you don't want to force the user to use default
@@ -29,12 +29,16 @@ use xcm::v0::{MultiLocation, OriginKind};
/// the `Err(_)` of the last failing conversion (or `Err(())` for ref conversions).
pub trait Convert<A: Clone, B: Clone> {
/// Convert from `value` (of type `A`) into an equivalent value of type `B`, `Err` if not possible.
fn convert(value: A) -> Result<B, A> { Self::convert_ref(&value).map_err(|_| value) }
fn convert(value: A) -> Result<B, A> {
Self::convert_ref(&value).map_err(|_| value)
}
fn convert_ref(value: impl Borrow<A>) -> Result<B, ()> {
Self::convert(value.borrow().clone()).map_err(|_| ())
}
/// Convert from `value` (of type `B`) into an equivalent value of type `A`, `Err` if not possible.
fn reverse(value: B) -> Result<A, B> { Self::reverse_ref(&value).map_err(|_| value) }
fn reverse(value: B) -> Result<A, B> {
Self::reverse_ref(&value).map_err(|_| value)
}
fn reverse_ref(value: impl Borrow<B>) -> Result<A, ()> {
Self::reverse(value.borrow().clone()).map_err(|_| ())
}
@@ -85,13 +89,19 @@ impl<A: Clone, B: Clone> Convert<A, B> for Tuple {
/// Simple pass-through which implements `BytesConversion` while not doing any conversion.
pub struct Identity;
impl<T: Clone> Convert<T, T> for Identity {
fn convert(value: T) -> Result<T, T> { Ok(value) }
fn reverse(value: T) -> Result<T, T> { Ok(value) }
fn convert(value: T) -> Result<T, T> {
Ok(value)
}
fn reverse(value: T) -> Result<T, T> {
Ok(value)
}
}
/// Implementation of `Convert` trait using `TryFrom`.
pub struct JustTry;
impl<Source: TryFrom<Dest> + Clone, Dest: TryFrom<Source> + Clone> Convert<Source, Dest> for JustTry {
impl<Source: TryFrom<Dest> + Clone, Dest: TryFrom<Source> + Clone> Convert<Source, Dest>
for JustTry
{
fn convert(value: Source) -> Result<Dest, Source> {
Dest::try_from(value.clone()).map_err(|_| value)
}
@@ -103,7 +113,9 @@ impl<Source: TryFrom<Dest> + Clone, Dest: TryFrom<Source> + Clone> Convert<Sourc
/// Implementation of `Convert<_, Vec<u8>>` using the parity scale codec.
pub struct Encoded;
impl<T: Clone + Encode + Decode> Convert<T, Vec<u8>> for Encoded {
fn convert_ref(value: impl Borrow<T>) -> Result<Vec<u8>, ()> { Ok(value.borrow().encode()) }
fn convert_ref(value: impl Borrow<T>) -> Result<Vec<u8>, ()> {
Ok(value.borrow().encode())
}
fn reverse_ref(bytes: impl Borrow<Vec<u8>>) -> Result<T, ()> {
T::decode(&mut &bytes.borrow()[..]).map_err(|_| ())
}
@@ -115,7 +127,9 @@ impl<T: Clone + Encode + Decode> Convert<Vec<u8>, T> for Decoded {
fn convert_ref(bytes: impl Borrow<Vec<u8>>) -> Result<T, ()> {
T::decode(&mut &bytes.borrow()[..]).map_err(|_| ())
}
fn reverse_ref(value: impl Borrow<T>) -> Result<Vec<u8>, ()> { Ok(value.borrow().encode()) }
fn reverse_ref(value: impl Borrow<T>) -> Result<Vec<u8>, ()> {
Ok(value.borrow().encode())
}
}
/// A converter `trait` for origin types.