Auto merge of #10300 - koka831:fix/9942, r=xFrednet
Do not lint when imported item contains underscore fix https://github.com/rust-lang/rust-clippy/issues/9942 changelog: [`wildcard_imports`]: No longer lints when imported items contain an item with the name `_`
This commit is contained in:
bors
commit
585b56f35f
@ -132,6 +132,7 @@ fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) {
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if self.warn_on_all || !self.check_exceptions(item, use_path.segments);
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let used_imports = cx.tcx.names_imported_by_glob_use(item.owner_id.def_id);
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if !used_imports.is_empty(); // Already handled by `unused_imports`
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if !used_imports.contains(&kw::Underscore);
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then {
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let mut applicability = Applicability::MachineApplicable;
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let import_source_snippet = snippet_with_applicability(cx, use_path.span, "..", &mut applicability);
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@ -69,6 +69,34 @@ mod struct_mod {
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}
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}
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// issue 9942
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mod underscore_mod {
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// allow use of `deref` so that `clippy --fix` includes `Deref`.
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#![allow(noop_method_call)]
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mod exports_underscore {
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pub use std::ops::Deref as _;
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pub fn dummy() {}
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}
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mod exports_underscore_ish {
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pub use std::ops::Deref as _Deref;
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pub fn dummy() {}
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}
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fn does_not_lint() {
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use self::exports_underscore::*;
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let _ = (&0).deref();
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dummy();
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}
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fn does_lint() {
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use self::exports_underscore_ish::{_Deref, dummy};
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let _ = (&0).deref();
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dummy();
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}
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}
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fn main() {
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foo();
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multi_foo();
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@ -69,6 +69,34 @@ macro_rules! double_struct_import_test {
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}
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}
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// issue 9942
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mod underscore_mod {
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// allow use of `deref` so that `clippy --fix` includes `Deref`.
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#![allow(noop_method_call)]
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mod exports_underscore {
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pub use std::ops::Deref as _;
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pub fn dummy() {}
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}
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mod exports_underscore_ish {
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pub use std::ops::Deref as _Deref;
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pub fn dummy() {}
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}
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fn does_not_lint() {
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use self::exports_underscore::*;
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let _ = (&0).deref();
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dummy();
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}
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fn does_lint() {
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use self::exports_underscore_ish::*;
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let _ = (&0).deref();
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dummy();
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}
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}
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fn main() {
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foo();
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multi_foo();
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@ -38,55 +38,61 @@ LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternA, extern_foo}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:97:13
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--> $DIR/wildcard_imports.rs:94:13
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|
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LL | use self::exports_underscore_ish::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self::exports_underscore_ish::{_Deref, dummy}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:125:13
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|
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LL | use crate::fn_mod::*;
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| ^^^^^^^^^^^^^^^^ help: try: `crate::fn_mod::foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:103:75
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--> $DIR/wildcard_imports.rs:131:75
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|
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LL | use wildcard_imports_helper::inner::inner_for_self_import::{self, *};
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| ^ help: try: `inner_extern_foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:104:13
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--> $DIR/wildcard_imports.rs:132:13
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|
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LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternA, extern_foo}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:116:20
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--> $DIR/wildcard_imports.rs:144:20
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|
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LL | use self::{inner::*, inner2::*};
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| ^^^^^^^^ help: try: `inner::inner_foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:116:30
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--> $DIR/wildcard_imports.rs:144:30
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|
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LL | use self::{inner::*, inner2::*};
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| ^^^^^^^^^ help: try: `inner2::inner_bar`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:123:13
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--> $DIR/wildcard_imports.rs:151:13
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|
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LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternExportedEnum, ExternExportedStruct, extern_exported}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:152:9
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--> $DIR/wildcard_imports.rs:180:9
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|
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LL | use crate::in_fn_test::*;
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| ^^^^^^^^^^^^^^^^^^^^ help: try: `crate::in_fn_test::{ExportedEnum, ExportedStruct, exported}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:161:9
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--> $DIR/wildcard_imports.rs:189:9
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|
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LL | use crate:: in_fn_test:: * ;
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| ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `crate:: in_fn_test::exported`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:162:9
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--> $DIR/wildcard_imports.rs:190:9
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|
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LL | use crate:: fn_mod::
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| _________^
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@ -94,40 +100,40 @@ LL | | *;
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| |_________^ help: try: `crate:: fn_mod::foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:173:13
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--> $DIR/wildcard_imports.rs:201:13
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|
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LL | use super::*;
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| ^^^^^^^^ help: try: `super::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:208:17
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--> $DIR/wildcard_imports.rs:236:17
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|
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LL | use super::*;
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| ^^^^^^^^ help: try: `super::insidefoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:216:13
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--> $DIR/wildcard_imports.rs:244:13
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|
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LL | use crate::super_imports::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `crate::super_imports::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:225:17
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--> $DIR/wildcard_imports.rs:253:17
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|
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LL | use super::super::*;
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| ^^^^^^^^^^^^^^^ help: try: `super::super::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:234:13
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--> $DIR/wildcard_imports.rs:262:13
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|
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LL | use super::super::super_imports::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `super::super::super_imports::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports.rs:242:13
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--> $DIR/wildcard_imports.rs:270:13
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|
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LL | use super::*;
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| ^^^^^^^^ help: try: `super::foofoo`
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error: aborting due to 21 previous errors
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error: aborting due to 22 previous errors
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@ -64,6 +64,34 @@ mod struct_mod {
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}
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}
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// issue 9942
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mod underscore_mod {
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// allow use of `deref` so that `clippy --fix` includes `Deref`.
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#![allow(noop_method_call)]
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mod exports_underscore {
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pub use std::ops::Deref as _;
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pub fn dummy() {}
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}
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mod exports_underscore_ish {
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pub use std::ops::Deref as _Deref;
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pub fn dummy() {}
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}
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fn does_not_lint() {
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use exports_underscore::*;
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let _ = (&0).deref();
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dummy();
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}
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fn does_lint() {
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use exports_underscore_ish::{_Deref, dummy};
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let _ = (&0).deref();
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dummy();
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}
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}
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fn main() {
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foo();
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multi_foo();
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@ -38,55 +38,61 @@ LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternA, extern_foo}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:91:13
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--> $DIR/wildcard_imports_2021.rs:89:13
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|
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LL | use exports_underscore_ish::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `exports_underscore_ish::{_Deref, dummy}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:119:13
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|
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LL | use crate::fn_mod::*;
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| ^^^^^^^^^^^^^^^^ help: try: `crate::fn_mod::foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:97:75
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--> $DIR/wildcard_imports_2021.rs:125:75
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|
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LL | use wildcard_imports_helper::inner::inner_for_self_import::{self, *};
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| ^ help: try: `inner_extern_foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:98:13
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--> $DIR/wildcard_imports_2021.rs:126:13
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|
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LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternA, extern_foo}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:110:20
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--> $DIR/wildcard_imports_2021.rs:138:20
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|
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LL | use self::{inner::*, inner2::*};
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| ^^^^^^^^ help: try: `inner::inner_foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:110:30
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--> $DIR/wildcard_imports_2021.rs:138:30
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|
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LL | use self::{inner::*, inner2::*};
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| ^^^^^^^^^ help: try: `inner2::inner_bar`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:117:13
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--> $DIR/wildcard_imports_2021.rs:145:13
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|
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LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternExportedEnum, ExternExportedStruct, extern_exported}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:146:9
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--> $DIR/wildcard_imports_2021.rs:174:9
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|
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LL | use crate::in_fn_test::*;
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| ^^^^^^^^^^^^^^^^^^^^ help: try: `crate::in_fn_test::{ExportedEnum, ExportedStruct, exported}`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:155:9
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--> $DIR/wildcard_imports_2021.rs:183:9
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|
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LL | use crate:: in_fn_test:: * ;
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| ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `crate:: in_fn_test::exported`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:156:9
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--> $DIR/wildcard_imports_2021.rs:184:9
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|
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LL | use crate:: fn_mod::
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| _________^
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@ -94,40 +100,40 @@ LL | | *;
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| |_________^ help: try: `crate:: fn_mod::foo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:167:13
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--> $DIR/wildcard_imports_2021.rs:195:13
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|
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LL | use super::*;
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| ^^^^^^^^ help: try: `super::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:202:17
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--> $DIR/wildcard_imports_2021.rs:230:17
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|
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LL | use super::*;
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| ^^^^^^^^ help: try: `super::insidefoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:210:13
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--> $DIR/wildcard_imports_2021.rs:238:13
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|
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LL | use crate::super_imports::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `crate::super_imports::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:219:17
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--> $DIR/wildcard_imports_2021.rs:247:17
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|
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LL | use super::super::*;
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| ^^^^^^^^^^^^^^^ help: try: `super::super::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:228:13
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--> $DIR/wildcard_imports_2021.rs:256:13
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|
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LL | use super::super::super_imports::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `super::super::super_imports::foofoo`
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:236:13
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--> $DIR/wildcard_imports_2021.rs:264:13
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|
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LL | use super::*;
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| ^^^^^^^^ help: try: `super::foofoo`
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error: aborting due to 21 previous errors
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error: aborting due to 22 previous errors
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|
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|
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@ -64,6 +64,34 @@ mod struct_mod {
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}
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}
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|
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// issue 9942
|
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mod underscore_mod {
|
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// allow use of `deref` so that `clippy --fix` includes `Deref`.
|
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#![allow(noop_method_call)]
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|
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mod exports_underscore {
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pub use std::ops::Deref as _;
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pub fn dummy() {}
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}
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|
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mod exports_underscore_ish {
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pub use std::ops::Deref as _Deref;
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pub fn dummy() {}
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}
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fn does_not_lint() {
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use exports_underscore::*;
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let _ = (&0).deref();
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dummy();
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}
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|
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fn does_lint() {
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use exports_underscore_ish::{_Deref, dummy};
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let _ = (&0).deref();
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dummy();
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}
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}
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fn main() {
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foo();
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multi_foo();
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@ -38,55 +38,61 @@ LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternA, extern_foo}`
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|
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:91:13
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--> $DIR/wildcard_imports_2021.rs:89:13
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|
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LL | use exports_underscore_ish::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `exports_underscore_ish::{_Deref, dummy}`
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|
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error: usage of wildcard import
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--> $DIR/wildcard_imports_2021.rs:119:13
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|
|
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LL | use crate::fn_mod::*;
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| ^^^^^^^^^^^^^^^^ help: try: `crate::fn_mod::foo`
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|
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error: usage of wildcard import
|
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--> $DIR/wildcard_imports_2021.rs:97:75
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--> $DIR/wildcard_imports_2021.rs:125:75
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|
|
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LL | use wildcard_imports_helper::inner::inner_for_self_import::{self, *};
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| ^ help: try: `inner_extern_foo`
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|
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error: usage of wildcard import
|
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--> $DIR/wildcard_imports_2021.rs:98:13
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--> $DIR/wildcard_imports_2021.rs:126:13
|
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|
|
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LL | use wildcard_imports_helper::*;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternA, extern_foo}`
|
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|
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error: usage of wildcard import
|
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--> $DIR/wildcard_imports_2021.rs:110:20
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--> $DIR/wildcard_imports_2021.rs:138:20
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|
|
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LL | use self::{inner::*, inner2::*};
|
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| ^^^^^^^^ help: try: `inner::inner_foo`
|
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|
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error: usage of wildcard import
|
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--> $DIR/wildcard_imports_2021.rs:110:30
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--> $DIR/wildcard_imports_2021.rs:138:30
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|
|
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LL | use self::{inner::*, inner2::*};
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| ^^^^^^^^^ help: try: `inner2::inner_bar`
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|
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error: usage of wildcard import
|
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--> $DIR/wildcard_imports_2021.rs:117:13
|
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--> $DIR/wildcard_imports_2021.rs:145:13
|
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|
|
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LL | use wildcard_imports_helper::*;
|
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `wildcard_imports_helper::{ExternExportedEnum, ExternExportedStruct, extern_exported}`
|
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|
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error: usage of wildcard import
|
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--> $DIR/wildcard_imports_2021.rs:146:9
|
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--> $DIR/wildcard_imports_2021.rs:174:9
|
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|
|
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LL | use crate::in_fn_test::*;
|
||||
| ^^^^^^^^^^^^^^^^^^^^ help: try: `crate::in_fn_test::{ExportedEnum, ExportedStruct, exported}`
|
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|
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error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:155:9
|
||||
--> $DIR/wildcard_imports_2021.rs:183:9
|
||||
|
|
||||
LL | use crate:: in_fn_test:: * ;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `crate:: in_fn_test::exported`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:156:9
|
||||
--> $DIR/wildcard_imports_2021.rs:184:9
|
||||
|
|
||||
LL | use crate:: fn_mod::
|
||||
| _________^
|
||||
@ -94,40 +100,40 @@ LL | | *;
|
||||
| |_________^ help: try: `crate:: fn_mod::foo`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:167:13
|
||||
--> $DIR/wildcard_imports_2021.rs:195:13
|
||||
|
|
||||
LL | use super::*;
|
||||
| ^^^^^^^^ help: try: `super::foofoo`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:202:17
|
||||
--> $DIR/wildcard_imports_2021.rs:230:17
|
||||
|
|
||||
LL | use super::*;
|
||||
| ^^^^^^^^ help: try: `super::insidefoo`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:210:13
|
||||
--> $DIR/wildcard_imports_2021.rs:238:13
|
||||
|
|
||||
LL | use crate::super_imports::*;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `crate::super_imports::foofoo`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:219:17
|
||||
--> $DIR/wildcard_imports_2021.rs:247:17
|
||||
|
|
||||
LL | use super::super::*;
|
||||
| ^^^^^^^^^^^^^^^ help: try: `super::super::foofoo`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:228:13
|
||||
--> $DIR/wildcard_imports_2021.rs:256:13
|
||||
|
|
||||
LL | use super::super::super_imports::*;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `super::super::super_imports::foofoo`
|
||||
|
||||
error: usage of wildcard import
|
||||
--> $DIR/wildcard_imports_2021.rs:236:13
|
||||
--> $DIR/wildcard_imports_2021.rs:264:13
|
||||
|
|
||||
LL | use super::*;
|
||||
| ^^^^^^^^ help: try: `super::foofoo`
|
||||
|
||||
error: aborting due to 21 previous errors
|
||||
error: aborting due to 22 previous errors
|
||||
|
||||
|
||||
@ -64,6 +64,34 @@ macro_rules! double_struct_import_test {
|
||||
}
|
||||
}
|
||||
|
||||
// issue 9942
|
||||
mod underscore_mod {
|
||||
// allow use of `deref` so that `clippy --fix` includes `Deref`.
|
||||
#![allow(noop_method_call)]
|
||||
|
||||
mod exports_underscore {
|
||||
pub use std::ops::Deref as _;
|
||||
pub fn dummy() {}
|
||||
}
|
||||
|
||||
mod exports_underscore_ish {
|
||||
pub use std::ops::Deref as _Deref;
|
||||
pub fn dummy() {}
|
||||
}
|
||||
|
||||
fn does_not_lint() {
|
||||
use exports_underscore::*;
|
||||
let _ = (&0).deref();
|
||||
dummy();
|
||||
}
|
||||
|
||||
fn does_lint() {
|
||||
use exports_underscore_ish::*;
|
||||
let _ = (&0).deref();
|
||||
dummy();
|
||||
}
|
||||
}
|
||||
|
||||
fn main() {
|
||||
foo();
|
||||
multi_foo();
|
||||
|
||||
Loading…
Reference in New Issue
Block a user