diff options
Diffstat (limited to '')
| -rw-r--r-- | compiler/rustc_passes/src/diagnostic_items.rs | 45 |
1 files changed, 22 insertions, 23 deletions
diff --git a/compiler/rustc_passes/src/diagnostic_items.rs b/compiler/rustc_passes/src/diagnostic_items.rs index e6b69d898..a72056e00 100644 --- a/compiler/rustc_passes/src/diagnostic_items.rs +++ b/compiler/rustc_passes/src/diagnostic_items.rs @@ -14,7 +14,9 @@ use rustc_hir::diagnostic_items::DiagnosticItems; use rustc_middle::ty::query::Providers; use rustc_middle::ty::TyCtxt; use rustc_span::def_id::{CrateNum, DefId, LocalDefId, LOCAL_CRATE}; -use rustc_span::symbol::{sym, Symbol}; +use rustc_span::symbol::{kw::Empty, sym, Symbol}; + +use crate::errors::{DuplicateDiagnosticItem, DuplicateDiagnosticItemInCrate}; fn observe_item<'tcx>( tcx: TyCtxt<'tcx>, @@ -33,25 +35,22 @@ fn collect_item(tcx: TyCtxt<'_>, items: &mut DiagnosticItems, name: Symbol, item items.id_to_name.insert(item_def_id, name); if let Some(original_def_id) = items.name_to_id.insert(name, item_def_id) { if original_def_id != item_def_id { - let mut err = match tcx.hir().span_if_local(item_def_id) { - Some(span) => tcx - .sess - .struct_span_err(span, &format!("duplicate diagnostic item found: `{name}`.")), - None => tcx.sess.struct_err(&format!( - "duplicate diagnostic item in crate `{}`: `{}`.", - tcx.crate_name(item_def_id.krate), - name - )), - }; - if let Some(span) = tcx.hir().span_if_local(original_def_id) { - err.span_note(span, "the diagnostic item is first defined here"); + let orig_span = tcx.hir().span_if_local(original_def_id); + let orig_crate_name = if orig_span.is_some() { + None } else { - err.note(&format!( - "the diagnostic item is first defined in crate `{}`.", - tcx.crate_name(original_def_id.krate) - )); - } - err.emit(); + Some(tcx.crate_name(original_def_id.krate)) + }; + match tcx.hir().span_if_local(item_def_id) { + Some(span) => tcx.sess.emit_err(DuplicateDiagnosticItem { span, name }), + None => tcx.sess.emit_err(DuplicateDiagnosticItemInCrate { + span: orig_span, + orig_crate_name: orig_crate_name.unwrap_or(Empty), + have_orig_crate_name: orig_crate_name.map(|_| ()), + crate_name: tcx.crate_name(item_def_id.krate), + name, + }), + }; } } } @@ -74,19 +73,19 @@ fn diagnostic_items<'tcx>(tcx: TyCtxt<'tcx>, cnum: CrateNum) -> DiagnosticItems let crate_items = tcx.hir_crate_items(()); for id in crate_items.items() { - observe_item(tcx, &mut diagnostic_items, id.def_id); + observe_item(tcx, &mut diagnostic_items, id.owner_id.def_id); } for id in crate_items.trait_items() { - observe_item(tcx, &mut diagnostic_items, id.def_id); + observe_item(tcx, &mut diagnostic_items, id.owner_id.def_id); } for id in crate_items.impl_items() { - observe_item(tcx, &mut diagnostic_items, id.def_id); + observe_item(tcx, &mut diagnostic_items, id.owner_id.def_id); } for id in crate_items.foreign_items() { - observe_item(tcx, &mut diagnostic_items, id.def_id); + observe_item(tcx, &mut diagnostic_items, id.owner_id.def_id); } diagnostic_items |