cargo dev dogfood

cargo uibless

Author: lengyijun

clippy_lints/src/use_crate_prefix_for_self_imports.rs

@@ -3,7 +3,7 @@ use clippy_utils::source::snippet_opt;
 use def_id::LOCAL_CRATE;
 use rustc_errors::Applicability;
 use rustc_hir::def::Res;
-use rustc_hir::*;
+use rustc_hir::{Item, ItemKind, def_id};
 use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_session::declare_lint_pass;
 use rustc_span::{FileName, RealFileName};
@@ -75,10 +75,10 @@ impl LateLintPass<'_> for UseCratePrefixForSelfImports {
                     span_lint_and_sugg(
                         cx,
                         USE_CRATE_PREFIX_FOR_SELF_IMPORTS,
-                        use_path.span,
+                        segment.ident.span,
                         "this import is not clear",
                         "prefix with `crate::`",
-                        format!("crate::{}", snippet_opt(cx, use_path.span).unwrap()),
+                        format!("crate::{}", snippet_opt(cx, segment.ident.span).unwrap()),
                         Applicability::MachineApplicable,
                     );
                 }

tests/ui-cargo/use_crate_prefix_for_self_imports/fail/Cargo.stderr

@@ -2,7 +2,7 @@ error: this import is not clear
  --> src/main.rs:1:5
   |
 1 | use foo::Foo;
-  |     ^^^^^^^^ help: prefix with `crate::`: `crate::foo::Foo`
+  |     ^^^ help: prefix with `crate::`: `crate::foo`
   |
   = note: `-D clippy::use-crate-prefix-for-self-imports` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::use_crate_prefix_for_self_imports)]`