Rename *note_without_error as *note.

Because the variant name in `Level` is `Note`, and the `without_error`
suffix is omitted in similar cases like `struct_allow` and
`struct_help`.

compiler/rustc_codegen_ssa/src/back/link.rs

@@ -1477,7 +1477,7 @@ fn print_native_static_libs(
                 sess.emit_note(errors::StaticLibraryNativeArtifacts);
                 // Prefix for greppability
                 // Note: This must not be translated as tools are allowed to depend on this exact string.
-                sess.note_without_error(format!("native-static-libs: {}", &lib_args.join(" ")));
+                sess.note(format!("native-static-libs: {}", &lib_args.join(" ")));
             }
         }
     }

compiler/rustc_codegen_ssa/src/back/write.rs

@@ -1870,7 +1870,7 @@ impl SharedEmitterMain {
                     let mut err = match level {
                         Level::Error { lint: false } => sess.struct_err(msg).forget_guarantee(),
                         Level::Warning(_) => sess.struct_warn(msg),
-                        Level::Note => sess.struct_note_without_error(msg),
+                        Level::Note => sess.struct_note(msg),
                         _ => bug!("Invalid inline asm diagnostic level"),
                     };
 

compiler/rustc_errors/src/lib.rs

@@ -927,10 +927,7 @@ impl Handler {
     /// Construct a builder at the `Note` level with the `msg`.
     #[rustc_lint_diagnostics]
     #[track_caller]
-    pub fn struct_note_without_error(
+    pub fn struct_note(&self, msg: impl Into<DiagnosticMessage>) -> DiagnosticBuilder<'_, ()> {
-        &self,
-        msg: impl Into<DiagnosticMessage>,
-    ) -> DiagnosticBuilder<'_, ()> {
         DiagnosticBuilder::new(self, Level::Note, msg)
     }
 
@@ -1022,11 +1019,7 @@ impl Handler {
 
     #[track_caller]
     #[rustc_lint_diagnostics]
-    pub fn span_note_without_error(
+    pub fn span_note(&self, span: impl Into<MultiSpan>, msg: impl Into<DiagnosticMessage>) {
-        &self,
-        span: impl Into<MultiSpan>,
-        msg: impl Into<DiagnosticMessage>,
-    ) {
         self.emit_diag_at_span(Diagnostic::new(Note, msg), span);
     }
 
@@ -1059,7 +1052,7 @@ impl Handler {
     }
 
     #[rustc_lint_diagnostics]
-    pub fn note_without_error(&self, msg: impl Into<DiagnosticMessage>) {
+    pub fn note(&self, msg: impl Into<DiagnosticMessage>) {
         DiagnosticBuilder::new(self, Note, msg).emit();
     }
 

compiler/rustc_expand/src/mbe/macro_rules.rs

@@ -648,10 +648,8 @@ fn is_empty_token_tree(sess: &ParseSess, seq: &mbe::SequenceRepetition) -> bool
                         iter.next();
                     }
                     let span = t.span.to(now.span);
-                    sess.span_diagnostic.span_note_without_error(
+                    sess.span_diagnostic
-                        span,
+                        .span_note(span, "doc comments are ignored in matcher position");
-                        "doc comments are ignored in matcher position",
-                    );
                 }
                 mbe::TokenTree::Sequence(_, sub_seq)
                     if (sub_seq.kleene.op == mbe::KleeneOp::ZeroOrMore

compiler/rustc_expand/src/mbe/quoted.rs

@@ -357,7 +357,7 @@ fn parse_sep_and_kleene_op<'a>(
 fn span_dollar_dollar_or_metavar_in_the_lhs_err(sess: &ParseSess, token: &Token) {
     sess.span_diagnostic
         .span_err(token.span, format!("unexpected token: {}", pprust::token_to_string(token)));
-    sess.span_diagnostic.span_note_without_error(
+    sess.span_diagnostic.span_note(
         token.span,
         "`$$` and meta-variable expressions are not allowed inside macro parameter definitions",
     );

compiler/rustc_hir_typeck/src/lib.rs

@@ -420,20 +420,16 @@ fn fatally_break_rust(tcx: TyCtxt<'_>) {
         MultiSpan::new(),
         "It looks like you're trying to break rust; would you like some ICE?",
     );
-    handler.note_without_error("the compiler expectedly panicked. this is a feature.");
+    handler.note("the compiler expectedly panicked. this is a feature.");
-    handler.note_without_error(
+    handler.note(
         "we would appreciate a joke overview: \
          https://github.com/rust-lang/rust/issues/43162#issuecomment-320764675",
     );
-    handler.note_without_error(format!(
+    handler.note(format!("rustc {} running on {}", tcx.sess.cfg_version, config::host_triple(),));
-        "rustc {} running on {}",
-        tcx.sess.cfg_version,
-        config::host_triple(),
-    ));
     if let Some((flags, excluded_cargo_defaults)) = rustc_session::utils::extra_compiler_flags() {
-        handler.note_without_error(format!("compiler flags: {}", flags.join(" ")));
+        handler.note(format!("compiler flags: {}", flags.join(" ")));
         if excluded_cargo_defaults {
-            handler.note_without_error("some of the compiler flags provided by cargo are hidden");
+            handler.note("some of the compiler flags provided by cargo are hidden");
         }
     }
 }

compiler/rustc_session/src/session.rs

@@ -653,30 +653,23 @@ impl Session {
     #[rustc_lint_diagnostics]
     #[allow(rustc::untranslatable_diagnostic)]
     #[allow(rustc::diagnostic_outside_of_impl)]
-    pub fn note_without_error(&self, msg: impl Into<DiagnosticMessage>) {
+    pub fn note(&self, msg: impl Into<DiagnosticMessage>) {
-        self.diagnostic().note_without_error(msg)
+        self.diagnostic().note(msg)
     }
 
     #[track_caller]
     #[rustc_lint_diagnostics]
     #[allow(rustc::untranslatable_diagnostic)]
     #[allow(rustc::diagnostic_outside_of_impl)]
-    pub fn span_note_without_error<S: Into<MultiSpan>>(
+    pub fn span_note<S: Into<MultiSpan>>(&self, sp: S, msg: impl Into<DiagnosticMessage>) {
-        &self,
+        self.diagnostic().span_note(sp, msg)
-        sp: S,
-        msg: impl Into<DiagnosticMessage>,
-    ) {
-        self.diagnostic().span_note_without_error(sp, msg)
     }
 
     #[rustc_lint_diagnostics]
     #[allow(rustc::untranslatable_diagnostic)]
     #[allow(rustc::diagnostic_outside_of_impl)]
-    pub fn struct_note_without_error(
+    pub fn struct_note(&self, msg: impl Into<DiagnosticMessage>) -> DiagnosticBuilder<'_, ()> {
-        &self,
+        self.diagnostic().struct_note(msg)
-        msg: impl Into<DiagnosticMessage>,
-    ) -> DiagnosticBuilder<'_, ()> {
-        self.diagnostic().struct_note_without_error(msg)
     }
 
     #[inline]
@@ -1743,7 +1736,7 @@ impl EarlyErrorHandler {
     #[allow(rustc::untranslatable_diagnostic)]
     #[allow(rustc::diagnostic_outside_of_impl)]
     pub fn early_note(&self, msg: impl Into<DiagnosticMessage>) {
-        self.handler.struct_note_without_error(msg).emit()
+        self.handler.struct_note(msg).emit()
     }
 
     #[allow(rustc::untranslatable_diagnostic)]

src/tools/clippy/src/driver.rs

@@ -183,7 +183,7 @@ pub fn main() {
         // as simple as moving the call from the hook to main, because `install_ice_hook` doesn't
         // accept a generic closure.
         let version_info = rustc_tools_util::get_version_info!();
-        handler.note_without_error(format!("Clippy version: {version_info}"));
+        handler.note(format!("Clippy version: {version_info}"));
     });
 
     exit(rustc_driver::catch_with_exit_code(move || {

src/tools/miri/src/diagnostics.rs

@@ -384,7 +384,7 @@ pub fn report_error<'tcx, 'mir>(
 
     // Include a note like `std` does when we omit frames from a backtrace
     if was_pruned {
-        ecx.tcx.sess.diagnostic().note_without_error(
+        ecx.tcx.sess.diagnostic().note(
             "some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace",
         );
     }
@@ -431,7 +431,7 @@ pub fn report_leaks<'mir, 'tcx>(
         );
     }
     if any_pruned {
-        ecx.tcx.sess.diagnostic().note_without_error(
+        ecx.tcx.sess.diagnostic().note(
             "some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace",
         );
     }

src/tools/miri/src/eval.rs

@@ -464,7 +464,7 @@ pub fn eval_entry<'tcx>(
         // Check for thread leaks.
         if !ecx.have_all_terminated() {
             tcx.sess.err("the main thread terminated without waiting for all remaining threads");
-            tcx.sess.note_without_error("pass `-Zmiri-ignore-leaks` to disable this check");
+            tcx.sess.note("pass `-Zmiri-ignore-leaks` to disable this check");
             return None;
         }
         // Check for memory leaks.
@@ -475,7 +475,7 @@ pub fn eval_entry<'tcx>(
             let leak_message = "the evaluated program leaked memory, pass `-Zmiri-ignore-leaks` to disable this check";
             if ecx.machine.collect_leak_backtraces {
                 // If we are collecting leak backtraces, each leak is a distinct error diagnostic.
-                tcx.sess.note_without_error(leak_message);
+                tcx.sess.note(leak_message);
             } else {
                 // If we do not have backtraces, we just report an error without any span.
                 tcx.sess.err(leak_message);