Improve error messages

rust-lang · Oct 10, 2022 · 20724ef · 20724ef
1 parent 9d7e579
commit 20724ef
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Showing 4 changed files with 5 additions and 5 deletions.
diff --git a/compiler/rustc_error_messages/locales/en-US/passes.ftl b/compiler/rustc_error_messages/locales/en-US/passes.ftl
@@ -77,7 +77,7 @@ passes_doc_alias_malformed =
 
 passes_doc_auto_cfg_malformed = `#![doc({$attr_str})]` attribute doesn't expect a value
 
-passes_doc_both_auto_cfg = please don't specify both `doc(auto_cfg)` and `doc(no_auto_cfg)`
+passes_doc_both_auto_cfg = conflicting attributes `doc(auto_cfg)` and `doc(no_auto_cfg)`
     .label = the other is specified here
 
 passes_doc_no_auto_cfg_enabled_by_default = `doc(no_auto_cfg)` is enabled by default before the 2024 edition

diff --git a/src/librustdoc/visit_ast.rs b/src/librustdoc/visit_ast.rs
@@ -168,8 +168,8 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
                     .sess()
                     .diagnostic()
                     .struct_warn(
-                        "the `doc_auto_cfg` feature is used but `#![doc(auto_cfg)]` isn't so it \
-                         won't do anything",
+                        "feature `doc_auto_cfg` now requires attribute `#![doc(auto_cfg)]` to \
+                         enable the behavior",
                     )
                     .emit();
             }

diff --git a/src/test/rustdoc-ui/doc_auto_cfg.stderr b/src/test/rustdoc-ui/doc_auto_cfg.stderr
@@ -1,4 +1,4 @@
-warning: the `doc_auto_cfg` feature is used but `#![doc(auto_cfg)]` isn't so it won't do anything
+warning: feature `doc_auto_cfg` now requires attribute `#![doc(auto_cfg)]` to enable the behavior
 
 warning: 1 warning emitted
 
diff --git a/src/test/rustdoc-ui/doc_no_auto_cfg.stderr b/src/test/rustdoc-ui/doc_no_auto_cfg.stderr
@@ -46,7 +46,7 @@ error: `doc(no_auto_cfg)` is enabled by default before the 2024 edition
 LL | #![doc(auto_cfg, no_auto_cfg)]
    |                  ^^^^^^^^^^^
 
-error: please don't specify both `doc(auto_cfg)` and `doc(no_auto_cfg)`
+error: conflicting attributes `doc(auto_cfg)` and `doc(no_auto_cfg)`
   --> $DIR/doc_no_auto_cfg.rs:3:8
    |
 LL | #![doc(no_auto_cfg)]