bjoernager/rust
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Add SubdiagnosticMessageOp as a trait alias.

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It avoids a lot of repetition.
This commit is contained in:
Nicholas Nethercote 2024-02-06 16:35:19 +11:00
parent 0d531351e8
commit 6b175a848d
19 changed files with 68 additions and 181 deletions
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7
compiler/rustc_lint/src/errors.rs
View file

@ -1,5 +1,5 @@
use crate::fluent_generated as fluent;
use rustc_errors::{codes::*, AddToDiagnostic, Diagnostic, SubdiagnosticMessage};
use rustc_errors::{codes::*, AddToDiagnostic, Diagnostic, SubdiagnosticMessageOp};
use rustc_macros::{Diagnostic, Subdiagnostic};
use rustc_session::lint::Level;
use rustc_span::{Span, Symbol};
@ -24,10 +24,7 @@ pub enum OverruledAttributeSub {
}
impl AddToDiagnostic for OverruledAttributeSub {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
match self {
OverruledAttributeSub::DefaultSource { id } => {
diag.note(fluent::lint_default_source);

47
compiler/rustc_lint/src/lints.rs
View file

@ -6,7 +6,7 @@ use crate::errors::RequestedLevel;
use crate::fluent_generated as fluent;
use rustc_errors::{
codes::*, AddToDiagnostic, Applicability, DecorateLint, Diagnostic, DiagnosticBuilder,
DiagnosticMessage, DiagnosticStyledString, SubdiagnosticMessage, SuggestionStyle,
DiagnosticMessage, DiagnosticStyledString, SubdiagnosticMessageOp, SuggestionStyle,
};
use rustc_hir::def_id::DefId;
use rustc_macros::{LintDiagnostic, Subdiagnostic};
@ -268,10 +268,7 @@ pub struct SuggestChangingAssocTypes<'a, 'b> {
}
impl AddToDiagnostic for SuggestChangingAssocTypes<'_, '_> {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
// Access to associates types should use `<T as Bound>::Assoc`, which does not need a
// bound. Let's see if this type does that.
@ -323,10 +320,7 @@ pub struct BuiltinTypeAliasGenericBoundsSuggestion {
}
impl AddToDiagnostic for BuiltinTypeAliasGenericBoundsSuggestion {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
diag.multipart_suggestion(
fluent::lint_suggestion,
self.suggestions,
@ -443,10 +437,7 @@ pub struct BuiltinUnpermittedTypeInitSub {
}
impl AddToDiagnostic for BuiltinUnpermittedTypeInitSub {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
let mut err = self.err;
loop {
if let Some(span) = err.span {
@ -497,10 +488,7 @@ pub struct BuiltinClashingExternSub<'a> {
}
impl AddToDiagnostic for BuiltinClashingExternSub<'_> {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
let mut expected_str = DiagnosticStyledString::new();
expected_str.push(self.expected.fn_sig(self.tcx).to_string(), false);
let mut found_str = DiagnosticStyledString::new();
@ -766,10 +754,7 @@ pub struct HiddenUnicodeCodepointsDiagLabels {
}
impl AddToDiagnostic for HiddenUnicodeCodepointsDiagLabels {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
for (c, span) in self.spans {
diag.span_label(span, format!("{c:?}"));
}
@ -783,10 +768,7 @@ pub enum HiddenUnicodeCodepointsDiagSub {
// Used because of multiple multipart_suggestion and note
impl AddToDiagnostic for HiddenUnicodeCodepointsDiagSub {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
match self {
HiddenUnicodeCodepointsDiagSub::Escape { spans } => {
diag.multipart_suggestion_with_style(
@ -934,10 +916,7 @@ pub struct NonBindingLetSub {
}
impl AddToDiagnostic for NonBindingLetSub {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
let can_suggest_binding = self.drop_fn_start_end.is_some() || !self.is_assign_desugar;
if can_suggest_binding {
@ -1217,10 +1196,7 @@ pub enum NonSnakeCaseDiagSub {
}
impl AddToDiagnostic for NonSnakeCaseDiagSub {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
match self {
NonSnakeCaseDiagSub::Label { span } => {
diag.span_label(span, fluent::lint_label);
@ -1413,10 +1389,7 @@ pub enum OverflowingBinHexSign {
}
impl AddToDiagnostic for OverflowingBinHexSign {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
match self {
OverflowingBinHexSign::Positive => {
diag.note(fluent::lint_positive_note);