bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

libcore: Add iter::from_generator which is like iter::from_fn, but for coroutines instead of functions

Browse source
This commit is contained in:
Vadim Petrochenkov 2022-04-21 23:47:39 +03:00
parent 490324f7b2
commit 5bf23f64cc
9 changed files with 67 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

1
compiler/rustc_metadata/src/lib.rs
View file

@ -3,6 +3,7 @@
#![feature(drain_filter)]
#![feature(generators)]
#![feature(generic_associated_types)]
#![feature(iter_from_generator)]
#![feature(let_chains)]
#![feature(let_else)]
#![feature(nll)]

4
compiler/rustc_metadata/src/rmeta/encoder.rs
View file

@ -4,7 +4,6 @@ use crate::rmeta::*;
use rustc_data_structures::fingerprint::Fingerprint;
use rustc_data_structures::fx::{FxHashMap, FxIndexSet};
use rustc_data_structures::iter_from_generator;
use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
use rustc_data_structures::sync::{join, par_iter, Lrc, ParallelIterator};
use rustc_hir as hir;
@ -39,6 +38,7 @@ use rustc_span::{
use rustc_target::abi::VariantIdx;
use std::borrow::Borrow;
use std::hash::Hash;
use std::iter;
use std::num::NonZeroUsize;
use tracing::{debug, trace};
@ -1134,7 +1134,7 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> {
// Encode this here because we don't do it in encode_def_ids.
record!(self.tables.expn_that_defined[def_id] <- tcx.expn_that_defined(local_def_id));
} else {
record_array!(self.tables.children[def_id] <- iter_from_generator(|| {
record_array!(self.tables.children[def_id] <- iter::from_generator(|| {
for item_id in md.item_ids {
match tcx.hir().item(*item_id).kind {
// Foreign items are planted into their parent modules