bjoernager/rust
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Rename DiagnosticBuilder as Diag.

Browse source 
Much better!

Note that this involves renaming (and updating the value of)
`DIAGNOSTIC_BUILDER` in clippy.
This commit is contained in:
Nicholas Nethercote 2024-02-23 10:20:45 +11:00
parent 4e1f9bd528
commit 899cb40809
153 changed files with 1136 additions and 1367 deletions
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6
compiler/rustc_hir_analysis/src/astconv/errors.rs
View file

@ -9,7 +9,7 @@ use rustc_data_structures::fx::{FxIndexMap, FxIndexSet};
use rustc_data_structures::sorted_map::SortedMap;
use rustc_data_structures::unord::UnordMap;
use rustc_errors::{
codes::*, pluralize, struct_span_code_err, Applicability, DiagnosticBuilder, ErrorGuaranteed,
codes::*, pluralize, struct_span_code_err, Applicability, Diag, ErrorGuaranteed,
};
use rustc_hir as hir;
use rustc_hir::def_id::{DefId, LocalDefId};
@ -371,7 +371,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
// FIXME(fmease): Heavily adapted from `rustc_hir_typeck::method::suggest`. Deduplicate.
fn note_ambiguous_inherent_assoc_type(
&self,
err: &mut DiagnosticBuilder<'_>,
err: &mut Diag<'_>,
candidates: Vec<DefId>,
span: Span,
) {
@ -429,7 +429,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
let tcx = self.tcx();
let adt_did = self_ty.ty_adt_def().map(|def| def.did());
let add_def_label = |err: &mut DiagnosticBuilder<'_>| {
let add_def_label = |err: &mut Diag<'_>| {
if let Some(did) = adt_did {
err.span_label(
tcx.def_span(did),

4
compiler/rustc_hir_analysis/src/astconv/generics.rs
View file

@ -6,7 +6,7 @@ use crate::astconv::{
use crate::structured_errors::{GenericArgsInfo, StructuredDiagnostic, WrongNumberOfGenericArgs};
use rustc_ast::ast::ParamKindOrd;
use rustc_errors::{
codes::*, struct_span_code_err, Applicability, DiagnosticBuilder, ErrorGuaranteed, MultiSpan,
codes::*, struct_span_code_err, Applicability, Diag, ErrorGuaranteed, MultiSpan,
};
use rustc_hir as hir;
use rustc_hir::def::{DefKind, Res};
@ -47,7 +47,7 @@ fn generic_arg_mismatch_err(
}
}
let add_braces_suggestion = |arg: &GenericArg<'_>, err: &mut DiagnosticBuilder<'_>| {
let add_braces_suggestion = |arg: &GenericArg<'_>, err: &mut Diag<'_>| {
let suggestions = vec![
(arg.span().shrink_to_lo(), String::from("{ ")),
(arg.span().shrink_to_hi(), String::from(" }")),

10
compiler/rustc_hir_analysis/src/astconv/lint.rs
View file

@ -1,5 +1,5 @@
use rustc_ast::TraitObjectSyntax;
use rustc_errors::{codes::*, DiagnosticBuilder, EmissionGuarantee, StashKey};
use rustc_errors::{codes::*, Diag, EmissionGuarantee, StashKey};
use rustc_hir as hir;
use rustc_hir::def::{DefKind, Res};
use rustc_lint_defs::{builtin::BARE_TRAIT_OBJECTS, Applicability};
@ -13,7 +13,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
pub(super) fn maybe_lint_blanket_trait_impl<G: EmissionGuarantee>(
&self,
self_ty: &hir::Ty<'_>,
diag: &mut DiagnosticBuilder<'_, G>,
diag: &mut Diag<'_, G>,
) {
let tcx = self.tcx();
let parent_id = tcx.hir().get_parent_item(self_ty.hir_id).def_id;
@ -75,11 +75,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
}
/// Make sure that we are in the condition to suggest `impl Trait`.
fn maybe_lint_impl_trait(
&self,
self_ty: &hir::Ty<'_>,
diag: &mut DiagnosticBuilder<'_>,
) -> bool {
fn maybe_lint_impl_trait(&self, self_ty: &hir::Ty<'_>, diag: &mut Diag<'_>) -> bool {
let tcx = self.tcx();
let parent_id = tcx.hir().get_parent_item(self_ty.hir_id).def_id;
let (sig, generics, owner) = match tcx.hir_node_by_def_id(parent_id) {

7
compiler/rustc_hir_analysis/src/astconv/mod.rs
View file

@ -18,8 +18,7 @@ use crate::require_c_abi_if_c_variadic;
use rustc_ast::TraitObjectSyntax;
use rustc_data_structures::fx::{FxHashSet, FxIndexMap};
use rustc_errors::{
codes::*, struct_span_code_err, Applicability, DiagnosticBuilder, ErrorGuaranteed, FatalError,
MultiSpan,
codes::*, struct_span_code_err, Applicability, Diag, ErrorGuaranteed, FatalError, MultiSpan,
};
use rustc_hir as hir;
use rustc_hir::def::{CtorOf, DefKind, Namespace, Res};
@ -1723,7 +1722,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
pub fn prohibit_generics<'a>(
&self,
segments: impl Iterator<Item = &'a hir::PathSegment<'a>> + Clone,
extend: impl Fn(&mut DiagnosticBuilder<'_>),
extend: impl Fn(&mut Diag<'_>),
) -> bool {
let args = segments.clone().flat_map(|segment| segment.args().args);
@ -2739,7 +2738,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
&self,
constrained_regions: FxHashSet<ty::BoundRegionKind>,
referenced_regions: FxHashSet<ty::BoundRegionKind>,
generate_err: impl Fn(&str) -> DiagnosticBuilder<'tcx>,
generate_err: impl Fn(&str) -> Diag<'tcx>,
) {
for br in referenced_regions.difference(&constrained_regions) {
let br_name = match *br {

4
compiler/rustc_hir_analysis/src/check/check.rs
View file

@ -1236,7 +1236,7 @@ fn check_enum(tcx: TyCtxt<'_>, def_id: LocalDefId) {
fn detect_discriminant_duplicate<'tcx>(tcx: TyCtxt<'tcx>, adt: ty::AdtDef<'tcx>) {
// Helper closure to reduce duplicate code. This gets called everytime we detect a duplicate.
// Here `idx` refers to the order of which the discriminant appears, and its index in `vs`
let report = |dis: Discr<'tcx>, idx, err: &mut DiagnosticBuilder<'_>| {
let report = |dis: Discr<'tcx>, idx, err: &mut Diag<'_>| {
let var = adt.variant(idx); // HIR for the duplicate discriminant
let (span, display_discr) = match var.discr {
ty::VariantDiscr::Explicit(discr_def_id) => {
@ -1296,7 +1296,7 @@ fn detect_discriminant_duplicate<'tcx>(tcx: TyCtxt<'tcx>, adt: ty::AdtDef<'tcx>)
let mut i = 0;
while i < discrs.len() {
let var_i_idx = discrs[i].0;
let mut error: Option<DiagnosticBuilder<'_, _>> = None;
let mut error: Option<Diag<'_, _>> = None;
let mut o = i + 1;
while o < discrs.len() {

2
compiler/rustc_hir_analysis/src/check/mod.rs
View file

@ -78,7 +78,7 @@ use std::num::NonZero;
use rustc_data_structures::fx::{FxHashSet, FxIndexMap};
use rustc_errors::ErrorGuaranteed;
use rustc_errors::{pluralize, struct_span_code_err, DiagnosticBuilder};
use rustc_errors::{pluralize, struct_span_code_err, Diag};
use rustc_hir::def_id::{DefId, LocalDefId};
use rustc_hir::intravisit::Visitor;
use rustc_index::bit_set::BitSet;

6
compiler/rustc_hir_analysis/src/collect.rs
View file

@ -17,7 +17,7 @@
use rustc_data_structures::captures::Captures;
use rustc_data_structures::fx::{FxHashSet, FxIndexMap};
use rustc_data_structures::unord::UnordMap;
use rustc_errors::{Applicability, DiagnosticBuilder, ErrorGuaranteed, StashKey};
use rustc_errors::{Applicability, Diag, ErrorGuaranteed, StashKey};
use rustc_hir as hir;
use rustc_hir::def::DefKind;
use rustc_hir::def_id::{DefId, LocalDefId, LocalModDefId};
@ -186,7 +186,7 @@ pub(crate) fn placeholder_type_error_diag<'tcx>(
suggest: bool,
hir_ty: Option<&hir::Ty<'_>>,
kind: &'static str,
) -> DiagnosticBuilder<'tcx> {
) -> Diag<'tcx> {
if placeholder_types.is_empty() {
return bad_placeholder(tcx, additional_spans, kind);
}
@ -335,7 +335,7 @@ fn bad_placeholder<'tcx>(
tcx: TyCtxt<'tcx>,
mut spans: Vec<Span>,
kind: &'static str,
) -> DiagnosticBuilder<'tcx> {
) -> Diag<'tcx> {
let kind = if kind.ends_with('s') { format!("{kind}es") } else { format!("{kind}s") };
spans.sort();

13
compiler/rustc_hir_analysis/src/collect/resolve_bound_vars.rs
View file

@ -1181,13 +1181,12 @@ impl<'a, 'tcx> BoundVarContext<'a, 'tcx> {
&& !self.tcx.asyncness(lifetime_ref.hir_id.owner.def_id).is_async()
&& !self.tcx.features().anonymous_lifetime_in_impl_trait
{
let mut diag: rustc_errors::DiagnosticBuilder<'_> =
rustc_session::parse::feature_err(
&self.tcx.sess,
sym::anonymous_lifetime_in_impl_trait,
lifetime_ref.ident.span,
"anonymous lifetimes in `impl Trait` are unstable",
);
let mut diag: rustc_errors::Diag<'_> = rustc_session::parse::feature_err(
&self.tcx.sess,
sym::anonymous_lifetime_in_impl_trait,
lifetime_ref.ident.span,
"anonymous lifetimes in `impl Trait` are unstable",
);
if let Some(generics) =
self.tcx.hir().get_generics(lifetime_ref.hir_id.owner.def_id)

7
compiler/rustc_hir_analysis/src/errors.rs
View file

@ -2,8 +2,7 @@
use crate::fluent_generated as fluent;
use rustc_errors::{
codes::*, Applicability, DiagCtxt, DiagnosticBuilder, EmissionGuarantee, IntoDiagnostic, Level,
MultiSpan,
codes::*, Applicability, Diag, DiagCtxt, EmissionGuarantee, IntoDiagnostic, Level, MultiSpan,
};
use rustc_macros::{Diagnostic, LintDiagnostic, Subdiagnostic};
use rustc_middle::ty::Ty;
@ -359,8 +358,8 @@ pub struct MissingTypeParams {
// Manual implementation of `IntoDiagnostic` to be able to call `span_to_snippet`.
impl<'a, G: EmissionGuarantee> IntoDiagnostic<'a, G> for MissingTypeParams {
#[track_caller]
fn into_diagnostic(self, dcx: &'a DiagCtxt, level: Level) -> DiagnosticBuilder<'a, G> {
let mut err = DiagnosticBuilder::new(dcx, level, fluent::hir_analysis_missing_type_params);
fn into_diagnostic(self, dcx: &'a DiagCtxt, level: Level) -> Diag<'a, G> {
let mut err = Diag::new(dcx, level, fluent::hir_analysis_missing_type_params);
err.span(self.span);
err.code(E0393);
err.arg("parameterCount", self.missing_type_params.len());

10
compiler/rustc_hir_analysis/src/structured_errors.rs
View file

@ -6,7 +6,7 @@ pub use self::{
missing_cast_for_variadic_arg::*, sized_unsized_cast::*, wrong_number_of_generic_args::*,
};
use rustc_errors::{DiagnosticBuilder, ErrCode};
use rustc_errors::{Diag, ErrCode};
use rustc_session::Session;
pub trait StructuredDiagnostic<'tcx> {
@ -14,7 +14,7 @@ pub trait StructuredDiagnostic<'tcx> {
fn code(&self) -> ErrCode;
fn diagnostic(&self) -> DiagnosticBuilder<'tcx> {
fn diagnostic(&self) -> Diag<'tcx> {
let err = self.diagnostic_common();
if self.session().teach(self.code()) {
@ -24,13 +24,13 @@ pub trait StructuredDiagnostic<'tcx> {
}
}
fn diagnostic_common(&self) -> DiagnosticBuilder<'tcx>;
fn diagnostic_common(&self) -> Diag<'tcx>;
fn diagnostic_regular(&self, err: DiagnosticBuilder<'tcx>) -> DiagnosticBuilder<'tcx> {
fn diagnostic_regular(&self, err: Diag<'tcx>) -> Diag<'tcx> {
err
}
fn diagnostic_extended(&self, err: DiagnosticBuilder<'tcx>) -> DiagnosticBuilder<'tcx> {
fn diagnostic_extended(&self, err: Diag<'tcx>) -> Diag<'tcx> {
err
}
}

6
compiler/rustc_hir_analysis/src/structured_errors/missing_cast_for_variadic_arg.rs
View file

@ -1,5 +1,5 @@
use crate::{errors, structured_errors::StructuredDiagnostic};
use rustc_errors::{codes::*, DiagnosticBuilder};
use rustc_errors::{codes::*, Diag};
use rustc_middle::ty::{Ty, TypeVisitableExt};
use rustc_session::Session;
use rustc_span::Span;
@ -20,7 +20,7 @@ impl<'tcx> StructuredDiagnostic<'tcx> for MissingCastForVariadicArg<'tcx, '_> {
E0617
}
fn diagnostic_common(&self) -> DiagnosticBuilder<'tcx> {
fn diagnostic_common(&self) -> Diag<'tcx> {
let (sugg_span, replace, help) =
if let Ok(snippet) = self.sess.source_map().span_to_snippet(self.span) {
(Some(self.span), format!("{} as {}", snippet, self.cast_ty), None)
@ -44,7 +44,7 @@ impl<'tcx> StructuredDiagnostic<'tcx> for MissingCastForVariadicArg<'tcx, '_> {
err
}
fn diagnostic_extended(&self, mut err: DiagnosticBuilder<'tcx>) -> DiagnosticBuilder<'tcx> {
fn diagnostic_extended(&self, mut err: Diag<'tcx>) -> Diag<'tcx> {
err.note(format!(
"certain types, like `{}`, must be casted before passing them to a \
variadic function, because of arcane ABI rules dictated by the C \

6
compiler/rustc_hir_analysis/src/structured_errors/sized_unsized_cast.rs
View file

@ -1,5 +1,5 @@
use crate::{errors, structured_errors::StructuredDiagnostic};
use rustc_errors::{codes::*, DiagnosticBuilder};
use rustc_errors::{codes::*, Diag};
use rustc_middle::ty::{Ty, TypeVisitableExt};
use rustc_session::Session;
use rustc_span::Span;
@ -20,7 +20,7 @@ impl<'tcx> StructuredDiagnostic<'tcx> for SizedUnsizedCast<'tcx> {
E0607
}
fn diagnostic_common(&self) -> DiagnosticBuilder<'tcx> {
fn diagnostic_common(&self) -> Diag<'tcx> {
let mut err = self.sess.dcx().create_err(errors::CastThinPointerToFatPointer {
span: self.span,
expr_ty: self.expr_ty,
@ -34,7 +34,7 @@ impl<'tcx> StructuredDiagnostic<'tcx> for SizedUnsizedCast<'tcx> {
err
}
fn diagnostic_extended(&self, mut err: DiagnosticBuilder<'tcx>) -> DiagnosticBuilder<'tcx> {
fn diagnostic_extended(&self, mut err: Diag<'tcx>) -> Diag<'tcx> {
err.help(
"Thin pointers are \"simple\" pointers: they are purely a reference to a
memory address.

32
compiler/rustc_hir_analysis/src/structured_errors/wrong_number_of_generic_args.rs
View file

@ -1,5 +1,5 @@
use crate::structured_errors::StructuredDiagnostic;
use rustc_errors::{codes::*, pluralize, Applicability, DiagnosticBuilder, MultiSpan};
use rustc_errors::{codes::*, pluralize, Applicability, Diag, MultiSpan};
use rustc_hir as hir;
use rustc_middle::ty::{self as ty, AssocItems, AssocKind, TyCtxt};
use rustc_session::Session;
@ -518,14 +518,14 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
}
}
fn start_diagnostics(&self) -> DiagnosticBuilder<'tcx> {
fn start_diagnostics(&self) -> Diag<'tcx> {
let span = self.path_segment.ident.span;
let msg = self.create_error_message();
self.tcx.dcx().struct_span_err(span, msg).with_code(self.code())
}
/// Builds the `expected 1 type argument / supplied 2 type arguments` message.
fn notify(&self, err: &mut DiagnosticBuilder<'_>) {
fn notify(&self, err: &mut Diag<'_>) {
let (quantifier, bound) = self.get_quantifier_and_bound();
let provided_args = self.num_provided_args();
@ -577,7 +577,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
}
}
fn suggest(&self, err: &mut DiagnosticBuilder<'_>) {
fn suggest(&self, err: &mut Diag<'_>) {
debug!(
"suggest(self.provided {:?}, self.gen_args.span(): {:?})",
self.num_provided_args(),
@ -605,7 +605,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
/// ```text
/// type Map = HashMap<String>;
/// ```
fn suggest_adding_args(&self, err: &mut DiagnosticBuilder<'_>) {
fn suggest_adding_args(&self, err: &mut Diag<'_>) {
if self.gen_args.parenthesized != hir::GenericArgsParentheses::No {
return;
}
@ -624,7 +624,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
}
}
fn suggest_adding_lifetime_args(&self, err: &mut DiagnosticBuilder<'_>) {
fn suggest_adding_lifetime_args(&self, err: &mut Diag<'_>) {
debug!("suggest_adding_lifetime_args(path_segment: {:?})", self.path_segment);
let num_missing_args = self.num_missing_lifetime_args();
let num_params_to_take = num_missing_args;
@ -678,7 +678,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
}
}
fn suggest_adding_type_and_const_args(&self, err: &mut DiagnosticBuilder<'_>) {
fn suggest_adding_type_and_const_args(&self, err: &mut Diag<'_>) {
let num_missing_args = self.num_missing_type_or_const_args();
let msg = format!("add missing {} argument{}", self.kind(), pluralize!(num_missing_args));
@ -738,7 +738,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
/// ```compile_fail
/// Into::into::<Option<_>>(42) // suggests considering `Into::<Option<_>>::into(42)`
/// ```
fn suggest_moving_args_from_assoc_fn_to_trait(&self, err: &mut DiagnosticBuilder<'_>) {
fn suggest_moving_args_from_assoc_fn_to_trait(&self, err: &mut Diag<'_>) {
let trait_ = match self.tcx.trait_of_item(self.def_id) {
Some(def_id) => def_id,
None => return,
@ -794,7 +794,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
fn suggest_moving_args_from_assoc_fn_to_trait_for_qualified_path(
&self,
err: &mut DiagnosticBuilder<'_>,
err: &mut Diag<'_>,
qpath: &'tcx hir::QPath<'tcx>,
msg: String,
num_assoc_fn_excess_args: usize,
@ -827,7 +827,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
fn suggest_moving_args_from_assoc_fn_to_trait_for_method_call(
&self,
err: &mut DiagnosticBuilder<'_>,
err: &mut Diag<'_>,
trait_def_id: DefId,
expr: &'tcx hir::Expr<'tcx>,
msg: String,
@ -881,7 +881,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
/// ```text
/// type Map = HashMap<String, String, String, String>;
/// ```
fn suggest_removing_args_or_generics(&self, err: &mut DiagnosticBuilder<'_>) {
fn suggest_removing_args_or_generics(&self, err: &mut Diag<'_>) {
let num_provided_lt_args = self.num_provided_lifetime_args();
let num_provided_type_const_args = self.num_provided_type_or_const_args();
let unbound_types = self.get_unbound_associated_types();
@ -899,7 +899,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
let provided_args_matches_unbound_traits =
unbound_types.len() == num_redundant_type_or_const_args;
let remove_lifetime_args = |err: &mut DiagnosticBuilder<'_>| {
let remove_lifetime_args = |err: &mut Diag<'_>| {
let mut lt_arg_spans = Vec::new();
let mut found_redundant = false;
for arg in self.gen_args.args {
@ -940,7 +940,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
);
};
let remove_type_or_const_args = |err: &mut DiagnosticBuilder<'_>| {
let remove_type_or_const_args = |err: &mut Diag<'_>| {
let mut gen_arg_spans = Vec::new();
let mut found_redundant = false;
for arg in self.gen_args.args {
@ -1037,7 +1037,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
}
/// Builds the `type defined here` message.
fn show_definition(&self, err: &mut DiagnosticBuilder<'_>) {
fn show_definition(&self, err: &mut Diag<'_>) {
let mut spans: MultiSpan = if let Some(def_span) = self.tcx.def_ident_span(self.def_id) {
if self.tcx.sess.source_map().is_span_accessible(def_span) {
def_span.into()
@ -1088,7 +1088,7 @@ impl<'a, 'tcx> WrongNumberOfGenericArgs<'a, 'tcx> {
}
/// Add note if `impl Trait` is explicitly specified.
fn note_synth_provided(&self, err: &mut DiagnosticBuilder<'_>) {
fn note_synth_provided(&self, err: &mut Diag<'_>) {
if !self.is_synth_provided() {
return;
}
@ -1106,7 +1106,7 @@ impl<'tcx> StructuredDiagnostic<'tcx> for WrongNumberOfGenericArgs<'_, 'tcx> {
E0107
}
fn diagnostic_common(&self) -> DiagnosticBuilder<'tcx> {
fn diagnostic_common(&self) -> Diag<'tcx> {
let mut err = self.start_diagnostics();
self.notify(&mut err);