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Inject::inject_mentionable

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This commit is contained in:
AF 2023-06-30 20:30:32 +00:00
parent 64ffe31672
commit 671f0df6ae
1 changed files with 18 additions and 6 deletions
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24
src/testing/inject.rs
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@ -1,9 +1,22 @@
use std::rc::Rc;
use crate::rcore::*;
use crate::rstd::{singular::*, *};
trait Inject<'a, Ctx: Context<'a>>: 'a {
trait Inject<'a, Ctx: Context<'a>>: 'a + Sized {
fn inject<A: 'a>(&self, fa: Wrapped<'a, Ctx, A>) -> Wrapped<'a, Ctx, A>;
fn inject_mentionable<A: Mentionable<'a, Ctx>>(
self: Rc<Self>,
a: &A,
) -> ParseResultA<'a, Ctx, A> {
let factory = a.factory();
let inject = self;
let resolver = SingularResolver::from_mentionable(a).into_rc();
let resolver = InjectedResolver { resolver, inject }.into_rc();
let bytes = a.bytes();
factory.parse_slice(&bytes, &resolver)
}
}
struct InjectedResolver<'a, Ctx: Context<'a>, F: Inject<'a, Ctx>> {
@ -12,16 +25,15 @@ struct InjectedResolver<'a, Ctx: Context<'a>, F: Inject<'a, Ctx>> {
}
impl<'a, Ctx: Context<'a>, F: Inject<'a, Ctx>> Resolver<'a, Ctx> for InjectedResolver<'a, Ctx, F> {
fn resolve(self: Rc<Self>, address: crate::rcore::Address) -> HashResolution<'a, Ctx> {
fn resolve(self: Rc<Self>, address: Address) -> HashResolution<'a, Ctx> {
let inject = self.inject.clone();
self.inject.inject(
self.resolver
.clone()
.resolve_map(address, |resolved| match resolved {
Ok((source, resolver)) => Ok((
source,
Rc::new(InjectedResolver { resolver, inject }) as Rc<dyn Resolver<'a, Ctx>>,
)),
Ok((source, resolver)) => {
Ok((source, InjectedResolver { resolver, inject }.into_rc()))
}
Err(e) => Err(e),
}),
)