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pretty print hir attributes

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This commit is contained in:
Jana Dönszelmann
2025-02-09 22:50:03 +01:00
parent 309b46ad68
commit 95b52d51ea
11 changed files with 335 additions and 21 deletions
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18
compiler/rustc_attr_data_structures/src/stability.rs
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@@ -1,9 +1,9 @@
use std::num::NonZero;
use rustc_macros::{Decodable, Encodable, HashStable_Generic};
use rustc_macros::{Decodable, Encodable, HashStable_Generic, PrintAttribute};
use rustc_span::{Symbol, sym};
use crate::RustcVersion;
use crate::{PrintAttribute, RustcVersion};
/// The version placeholder that recently stabilized features contain inside the
/// `since` field of the `#[stable]` attribute.
@@ -21,7 +21,7 @@ pub const VERSION_PLACEHOLDER: &str = concat!("CURRENT_RUSTC_VERSIO", "N");
/// - `#[stable]`
/// - `#[unstable]`
#[derive(Encodable, Decodable, Copy, Clone, Debug, PartialEq, Eq, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub struct Stability {
pub level: StabilityLevel,
pub feature: Symbol,
@@ -43,7 +43,7 @@ impl Stability {
/// Represents the `#[rustc_const_unstable]` and `#[rustc_const_stable]` attributes.
#[derive(Encodable, Decodable, Copy, Clone, Debug, PartialEq, Eq, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub struct ConstStability {
pub level: StabilityLevel,
pub feature: Symbol,
@@ -83,7 +83,7 @@ impl ConstStability {
/// Excludes `const_stable_indirect`. This is necessary because when `-Zforce-unstable-if-unmarked`
/// is set, we need to encode standalone `#[rustc_const_stable_indirect]` attributes
#[derive(Encodable, Decodable, Copy, Clone, Debug, PartialEq, Eq, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub struct PartialConstStability {
pub level: StabilityLevel,
pub feature: Symbol,
@@ -103,7 +103,7 @@ impl PartialConstStability {
/// The available stability levels.
#[derive(Encodable, Decodable, PartialEq, Copy, Clone, Debug, Eq, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub enum StabilityLevel {
/// `#[unstable]`
Unstable {
@@ -145,7 +145,7 @@ pub enum StabilityLevel {
/// Rust release in which a feature is stabilized.
#[derive(Encodable, Decodable, PartialEq, Copy, Clone, Debug, Eq, PartialOrd, Ord, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub enum StableSince {
/// also stores the original symbol for printing
Version(RustcVersion),
@@ -171,7 +171,7 @@ impl StabilityLevel {
}
#[derive(Encodable, Decodable, PartialEq, Copy, Clone, Debug, Eq, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub enum UnstableReason {
None,
Default,
@@ -180,7 +180,7 @@ pub enum UnstableReason {
/// Represents the `#[rustc_default_body_unstable]` attribute.
#[derive(Encodable, Decodable, Copy, Clone, Debug, PartialEq, Eq, Hash)]
#[derive(HashStable_Generic)]
#[derive(HashStable_Generic, PrintAttribute)]
pub struct DefaultBodyStability {
pub level: StabilityLevel,
pub feature: Symbol,