Skip disallowed-* checking for current crate

clippy_config/src/types.rs

@@ -3,7 +3,7 @@ use rustc_data_structures::fx::FxHashMap;
 use rustc_errors::{Applicability, Diag};
 use rustc_hir::PrimTy;
 use rustc_hir::def::DefKind;
-use rustc_hir::def_id::DefIdMap;
+use rustc_hir::def_id::{DefIdMap, LOCAL_CRATE};
 use rustc_middle::ty::TyCtxt;
 use rustc_span::{Span, Symbol};
 use serde::de::{self, Deserializer, Visitor};
@@ -145,9 +145,14 @@ pub fn create_disallowed_map<const REPLACEMENT_ALLOWED: bool>(
     let mut def_ids: DefIdMap<(&'static str, &'static DisallowedPath<REPLACEMENT_ALLOWED>)> = DefIdMap::default();
     let mut prim_tys: FxHashMap<PrimTy, (&'static str, &'static DisallowedPath<REPLACEMENT_ALLOWED>)> =
         FxHashMap::default();
+    let local_crate = tcx.crate_name(LOCAL_CRATE);
     for disallowed_path in disallowed_paths {
         let path = disallowed_path.path();
         let sym_path: Vec<Symbol> = path.split("::").map(Symbol::intern).collect();
+        // Skip checking disallowed type for current crate.
+        if sym_path.first() == Some(&local_crate) {
+            continue;
+        }
         let mut resolutions = lookup_path(tcx, ns, &sym_path);
         resolutions.retain(|&def_id| def_kind_predicate(tcx.def_kind(def_id)));
 

tests/ui-cargo/disallowed_types/fail_local_crate/Cargo.stderr

@@ -0,0 +1,11 @@
+error: use of a disallowed type `foo::Fooo`
+ --> src/lib.rs:1:1
+  |
+1 | use foo::Fooo;
+  | ^^^^^^^^^^^^^^
+  |
+  = note: Noooooooooo
+  = note: `-D clippy::disallowed-types` implied by `-D warnings`
+  = help: to override `-D warnings` add `#[allow(clippy::disallowed_types)]`
+
+error: could not compile `fail-local-crate` (lib) due to 1 previous error

tests/ui-cargo/disallowed_types/fail_local_crate/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "fail-local-crate"
+version = "0.1.0"
+rust-version = "1.56.1"
+edition = "2021"
+publish = false
+
+[dependencies]
+foo.path = "foo"
+
+[workspace]
+members = [
+    "foo",
+]

tests/ui-cargo/disallowed_types/fail_local_crate/clippy.toml

@@ -0,0 +1,3 @@
+disallowed-types = [
+    { path = "foo::Fooo", reason = "Noooooooooo" },
+]

tests/ui-cargo/disallowed_types/fail_local_crate/foo/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "foo"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[dependencies]

tests/ui-cargo/disallowed_types/fail_local_crate/foo/src/fooo.rs

@@ -0,0 +1 @@
+pub struct Fooo;

tests/ui-cargo/disallowed_types/fail_local_crate/foo/src/lib.rs

@@ -0,0 +1,2 @@
+mod fooo;
+pub use fooo::Fooo;

tests/ui-cargo/disallowed_types/fail_local_crate/src/lib.rs

@@ -0,0 +1,5 @@
+use foo::Fooo;
+
+pub fn bar() {
+    let _foo = Fooo;
+}