78 lines
2.1 KiB
Rust
78 lines
2.1 KiB
Rust
//! Standard extensions to [`crate::core`].
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pub mod atomic;
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pub mod cast;
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pub mod collections;
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pub mod fallible;
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pub mod inlining;
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mod local_origin;
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pub mod nullable;
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pub mod point;
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pub mod tracing;
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mod typeless;
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use std::{error::Error, fmt::Display, rc::Rc};
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use crate::core::*;
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use crate::func::*;
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impl Display for Address {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.write_fmt(format_args!("{}@{}", hex::encode(self.point), self.index))
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}
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}
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/// Extension trait for [Serializable]s.
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pub trait ExtSerializable: Serializable {
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/// Serialize into a [Vec] of bytes.
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fn bytes(&self) -> Vec<u8>;
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}
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impl<S: Serializable> ExtSerializable for S {
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fn bytes(&self) -> Vec<u8> {
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let mut vec = Vec::new();
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self.serialize(&mut vec);
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vec
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}
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}
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/// Extention trait for simpler conversion between [`Context::T`] and [`Context::Fallible`].
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///
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/// Until either Rust type system or [`crate::func`] take serious changes,
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/// this is the preferred way to switch between [Wrapped] and [fallible].
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pub trait FallibleContext: Context {
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/// Convert a fallible wrapped into a wrapped result.
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fn unstuff<'a, A: 'a, E: 'a>(
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wa: <<Self::Fallible as MonadFailAny>::W<E> as WeakFunctor>::F<'a, A>,
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) -> <Self::T as WeakFunctor>::F<'a, Result<A, E>>
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where
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Self: 'a;
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/// Convert a wrapped result into a fallible wrapped.
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fn stuff<'a, A: 'a, E: 'a>(
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fa: <Self::T as WeakFunctor>::F<'a, Result<A, E>>,
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) -> <<Self::Fallible as MonadFailAny>::W<E> as WeakFunctor>::F<'a, A>
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where
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Self: 'a;
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}
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impl<Ctx: Context> FallibleContext for Ctx {
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fn unstuff<'a, A: 'a, E: 'a>(
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wa: <<Self::Fallible as MonadFailAny>::W<E> as WeakFunctor>::F<'a, A>,
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) -> <Self::T as WeakFunctor>::F<'a, Result<A, E>>
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where
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Self: 'a,
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{
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Self::Fallible::unstuff(wa)
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}
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fn stuff<'a, A: 'a, E: 'a>(
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fa: <Self::T as WeakFunctor>::F<'a, Result<A, E>>,
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) -> <<Self::Fallible as MonadFailAny>::W<E> as WeakFunctor>::F<'a, A>
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where
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Self: 'a,
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{
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Self::Fallible::stuff(fa)
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}
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}
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