Add rustc_fluent_macro to decouple fluent from rustc_macros

Fluent, with all the icu4x it brings in, takes quite some time to
compile. `fluent_messages!` is only needed in further downstream rustc
crates, but is blocking more upstream crates like `rustc_index`. By
splitting it out, we allow `rustc_macros` to be compiled earlier, which
speeds up `x check compiler` by about 5 seconds (and even more after the
needless dependency on `serde_json` is removed from
`rustc_data_structures`).
This commit is contained in:
Nilstrieb 2023-04-16 14:33:00 +02:00
parent de96f3d873
commit b5d3d970fa
81 changed files with 398 additions and 293 deletions

View file

@ -17,12 +17,12 @@ use rustc_attr as attr;
use rustc_data_structures::fx::FxHashSet;
use rustc_data_structures::intern::Interned;
use rustc_errors::{DiagnosticMessage, SubdiagnosticMessage};
use rustc_fluent_macro::fluent_messages;
use rustc_hir as hir;
use rustc_hir::def::{DefKind, Res};
use rustc_hir::def_id::{DefId, LocalDefId, CRATE_DEF_ID};
use rustc_hir::intravisit::{self, Visitor};
use rustc_hir::{AssocItemKind, HirIdSet, ItemId, Node, PatKind};
use rustc_macros::fluent_messages;
use rustc_middle::bug;
use rustc_middle::hir::nested_filter;
use rustc_middle::middle::privacy::{EffectiveVisibilities, Level};