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rustc_span: derivative -> derive-where

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This commit is contained in:
Pavel Grigorenko 2024-06-27 01:39:48 +03:00
parent fd16a0efeb
commit 35ba700d5e
3 changed files with 7 additions and 6 deletions
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9
compiler/rustc_span/src/lib.rs
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@ -38,6 +38,7 @@
// this crate without this line making `rustc_span` available.
extern crate self as rustc_span;
use derive_where::derive_where;
use rustc_data_structures::{outline, AtomicRef};
use rustc_macros::{Decodable, Encodable, HashStable_Generic};
use rustc_serialize::opaque::{FileEncoder, MemDecoder};
@ -467,18 +468,18 @@ impl FileName {
/// `SpanData` is public because `Span` uses a thread-local interner and can't be
/// sent to other threads, but some pieces of performance infra run in a separate thread.
/// Using `Span` is generally preferred.
#[derive(Clone, Copy, Hash, PartialEq, Eq, derivative::Derivative)]
#[derivative(PartialOrd, Ord)]
#[derive(Clone, Copy, Hash, PartialEq, Eq)]
#[derive_where(PartialOrd, Ord)]
pub struct SpanData {
pub lo: BytePos,
pub hi: BytePos,
/// Information about where the macro came from, if this piece of
/// code was created by a macro expansion.
#[derivative(PartialOrd = "ignore", Ord = "ignore")]
#[derive_where(skip)]
// `SyntaxContext` does not implement `Ord`.
// The other fields are enough to determine in-file order.
pub ctxt: SyntaxContext,
#[derivative(PartialOrd = "ignore", Ord = "ignore")]
#[derive_where(skip)]
// `LocalDefId` does not implement `Ord`.
// The other fields are enough to determine in-file order.
pub parent: Option<LocalDefId>,