forked from Orchid/orchid
Initial extension asynchronization efforts.
This commit is contained in:
@@ -9,14 +9,15 @@ use std::sync::Arc;
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pub use api::PhKind;
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use async_std::stream;
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use async_std::sync::Mutex;
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use futures::StreamExt;
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use futures::future::LocalBoxFuture;
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use futures::{FutureExt, StreamExt};
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use itertools::Itertools;
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use never::Never;
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use ordered_float::NotNan;
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use trait_set::trait_set;
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use crate::error::OrcErrv;
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use crate::interner::Tok;
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use crate::interner::{Interner, Tok};
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use crate::location::Pos;
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use crate::name::PathSlice;
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use crate::parse::Snippet;
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@@ -26,6 +27,8 @@ use crate::{api, match_mapping};
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trait_set! {
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pub trait RecurCB<'a, A: AtomRepr, X: ExtraTok> = Fn(TokTree<'a, A, X>) -> TokTree<'a, A, X>;
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pub trait ExtraTok = Display + Clone + fmt::Debug;
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pub trait RefDoExtra<X> =
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for<'b> FnMut(&'b X, Range<u32>) -> LocalBoxFuture<'b, api::TokenTree>;
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}
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pub fn recur<'a, A: AtomRepr, X: ExtraTok>(
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@@ -72,41 +75,38 @@ pub struct TokTree<'a, A: AtomRepr, X: ExtraTok> {
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pub tok: Token<'a, A, X>,
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pub range: Range<u32>,
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}
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impl<'a, A: AtomRepr, X: ExtraTok> TokTree<'a, A, X> {
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pub async fn from_api(tt: &api::TokenTree, ctx: &mut A::Ctx) -> Self {
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let tok = match_mapping!(&tt.token, api::Token => Token::<'a, A, X> {
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impl<'b, A: AtomRepr, X: ExtraTok> TokTree<'b, A, X> {
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pub async fn from_api(tt: &api::TokenTree, ctx: &mut A::Ctx, i: &Interner) -> Self {
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let tok = match_mapping!(&tt.token, api::Token => Token::<'b, A, X> {
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BR, NS,
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Atom(a => A::from_api(a, Pos::Range(tt.range.clone()), ctx)),
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Bottom(e => OrcErrv::from_api(e).await),
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LambdaHead(arg => ttv_from_api(arg, ctx).await),
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Name(n => Tok::from_api(*n).await),
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S(*par, b => ttv_from_api(b, ctx).await),
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Bottom(e => OrcErrv::from_api(e, i).await),
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LambdaHead(arg => ttv_from_api(arg, ctx, i).await),
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Name(n => Tok::from_api(*n, i).await),
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S(*par, b => ttv_from_api(b, ctx, i).await),
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Comment(c.clone()),
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Slot(id => TokHandle::new(*id)),
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Ph(ph => Ph::from_api(ph).await),
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Ph(ph => Ph::from_api(ph, i).await),
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Macro(*prio)
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});
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Self { range: tt.range.clone(), tok }
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}
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pub fn to_api(
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&self,
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do_extra: &mut impl FnMut(&X, Range<u32>) -> api::TokenTree,
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) -> api::TokenTree {
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pub async fn to_api(&self, do_extra: &mut impl RefDoExtra<X>) -> api::TokenTree {
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let token = match_mapping!(&self.tok, Token => api::Token {
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Atom(a.to_api()),
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BR,
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NS,
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Bottom(e.to_api()),
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Comment(c.clone()),
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LambdaHead(arg => ttv_to_api(arg, do_extra)),
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LambdaHead(arg => ttv_to_api(arg, do_extra).boxed_local().await),
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Name(n.to_api()),
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Slot(tt.ticket()),
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S(*p, b => ttv_to_api(b, do_extra)),
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S(*p, b => ttv_to_api(b, do_extra).boxed_local().await),
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Ph(ph.to_api()),
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Macro(*prio),
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} {
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Token::X(x) => return do_extra(x, self.range.clone())
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Token::X(x) => return do_extra(x, self.range.clone()).await
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});
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api::TokenTree { range: self.range.clone(), token }
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}
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@@ -137,8 +137,8 @@ impl<'a, A: AtomRepr, X: ExtraTok> TokTree<'a, A, X> {
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pub fn as_name(&self) -> Option<Tok<String>> {
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if let Token::Name(n) = &self.tok { Some(n.clone()) } else { None }
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}
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pub fn as_s(&self, par: Paren) -> Option<Snippet<'_, 'a, A, X>> {
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self.tok.as_s(par).map(|slc| Snippet::new(self, slc))
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pub fn as_s<'a>(&'a self, par: Paren, i: &'a Interner) -> Option<Snippet<'a, 'b, A, X>> {
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self.tok.as_s(par).map(|slc| Snippet::new(self, slc, i))
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}
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pub fn lambda(arg: Vec<Self>, mut body: Vec<Self>) -> Self {
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let arg_range = ttv_range(&arg);
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@@ -155,22 +155,27 @@ impl<A: AtomRepr, X: ExtraTok> Display for TokTree<'_, A, X> {
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pub async fn ttv_from_api<A: AtomRepr, X: ExtraTok>(
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tokv: impl IntoIterator<Item: Borrow<api::TokenTree>>,
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ctx: &mut A::Ctx,
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i: &Interner,
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) -> Vec<TokTree<'static, A, X>> {
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let ctx_lk = Mutex::new(ctx);
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stream::from_iter(tokv.into_iter())
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.then(|t| async {
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let t = t;
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TokTree::<A, X>::from_api(t.borrow(), *ctx_lk.lock().await).await
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TokTree::<A, X>::from_api(t.borrow(), *ctx_lk.lock().await, i).await
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})
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.collect()
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.await
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}
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pub fn ttv_to_api<'a, A: AtomRepr, X: ExtraTok>(
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pub async fn ttv_to_api<'a, A: AtomRepr, X: ExtraTok>(
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tokv: impl IntoIterator<Item: Borrow<TokTree<'a, A, X>>>,
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do_extra: &mut impl FnMut(&X, Range<u32>) -> api::TokenTree,
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do_extra: &mut impl RefDoExtra<X>,
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) -> Vec<api::TokenTree> {
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tokv.into_iter().map(|tok| Borrow::<TokTree<A, X>>::borrow(&tok).to_api(do_extra)).collect_vec()
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let mut output = Vec::new();
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for tok in tokv {
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output.push(Borrow::<TokTree<A, X>>::borrow(&tok).to_api(do_extra).await)
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}
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output
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}
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pub fn ttv_into_api<'a, A: AtomRepr, X: ExtraTok>(
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@@ -307,8 +312,8 @@ pub struct Ph {
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pub kind: PhKind,
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}
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impl Ph {
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pub async fn from_api(api: &api::Placeholder) -> Self {
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Self { name: Tok::from_api(api.name).await, kind: api.kind }
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pub async fn from_api(api: &api::Placeholder, i: &Interner) -> Self {
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Self { name: Tok::from_api(api.name, i).await, kind: api.kind }
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}
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pub fn to_api(&self) -> api::Placeholder {
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api::Placeholder { name: self.name.to_api(), kind: self.kind }
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