Rename forget_copy lint to forgetting_copy_types

compiler/rustc_lint/messages.ftl

@@ -533,6 +533,6 @@ lint_forget_ref = calls to `std::mem::forget` with a reference instead of an own
     .label = argument has type `{$arg_ty}`
     .note = use `let _ = ...` to ignore the expression or result
 
-lint_forget_copy = calls to `std::mem::forget` with a value that implements `Copy` does nothing
+lint_forgetting_copy_types = calls to `std::mem::forget` with a value that implements `Copy` does nothing
     .label = argument has type `{$arg_ty}`
     .note = use `let _ = ...` to ignore the expression or result

compiler/rustc_lint/src/drop_forget_useless.rs

@@ -82,7 +82,7 @@ declare_lint! {
 }
 
 declare_lint! {
-    /// The `forget_copy` lint checks for calls to `std::mem::forget` with a value
+    /// The `forgetting_copy_types` lint checks for calls to `std::mem::forget` with a value
     /// that derives the Copy trait.
     ///
     /// ### Example
@@ -104,12 +104,12 @@ declare_lint! {
     /// An alternative, but also valid, explanation is that Copy types do not
     /// implement the Drop trait, which means they have no destructors. Without a
     /// destructor, there is nothing for `std::mem::forget` to ignore.
-    pub FORGET_COPY,
+    pub FORGETTING_COPY_TYPES,
     Warn,
     "calls to `std::mem::forget` with a value that implements Copy"
 }
 
-declare_lint_pass!(DropForgetUseless => [DROP_REF, FORGET_REF, DROPPING_COPY_TYPES, FORGET_COPY]);
+declare_lint_pass!(DropForgetUseless => [DROP_REF, FORGET_REF, DROPPING_COPY_TYPES, FORGETTING_COPY_TYPES]);
 
 impl<'tcx> LateLintPass<'tcx> for DropForgetUseless {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) {
@@ -132,7 +132,7 @@ impl<'tcx> LateLintPass<'tcx> for DropForgetUseless {
                     cx.emit_spanned_lint(DROPPING_COPY_TYPES, expr.span, DropCopyDiag { arg_ty, label: arg.span });
                 }
                 sym::mem_forget if is_copy => {
-                    cx.emit_spanned_lint(FORGET_COPY, expr.span, ForgetCopyDiag { arg_ty, label: arg.span });
+                    cx.emit_spanned_lint(FORGETTING_COPY_TYPES, expr.span, ForgetCopyDiag { arg_ty, label: arg.span });
                 }
                 _ => return,
             };

compiler/rustc_lint/src/lints.rs

@@ -691,7 +691,7 @@ pub struct ForgetRefDiag<'a> {
 }
 
 #[derive(LintDiagnostic)]
-#[diag(lint_forget_copy)]
+#[diag(lint_forgetting_copy_types)]
 #[note]
 pub struct ForgetCopyDiag<'a> {
     pub arg_ty: Ty<'a>,

src/tools/clippy/clippy_lints/src/drop_forget_ref.rs

@@ -98,7 +98,7 @@ impl<'tcx> LateLintPass<'tcx> for DropForgetRef {
             let is_copy = is_copy(cx, arg_ty);
             let drop_is_single_call_in_arm = is_single_call_in_arm(cx, arg, expr);
             let (lint, msg) = match fn_name {
-                // early return for uplifted lints: drop_ref, dropping_copy_types, forget_ref, forget_copy
+                // early return for uplifted lints: drop_ref, dropping_copy_types, forget_ref, forgetting_copy_types
                 sym::mem_drop if arg_ty.is_ref() && !drop_is_single_call_in_arm => return,
                 sym::mem_forget if arg_ty.is_ref() => return,
                 sym::mem_drop if is_copy && !drop_is_single_call_in_arm => return,

src/tools/clippy/clippy_lints/src/renamed_lints.rs

@@ -38,7 +38,7 @@ pub static RENAMED_LINTS: &[(&str, &str)] = &[
     ("clippy::for_loop_over_option", "for_loops_over_fallibles"),
     ("clippy::for_loop_over_result", "for_loops_over_fallibles"),
     ("clippy::for_loops_over_fallibles", "for_loops_over_fallibles"),
-    ("clippy::forget_copy", "forget_copy"),
+    ("clippy::forget_copy", "forgetting_copy_types"),
     ("clippy::forget_ref", "forget_ref"),
     ("clippy::into_iter_on_array", "array_into_iter"),
     ("clippy::invalid_atomic_ordering", "invalid_atomic_ordering"),

src/tools/clippy/tests/ui/mem_forget.rs

@@ -5,7 +5,7 @@ use std::mem as memstuff;
 use std::mem::forget as forgetSomething;
 
 #[warn(clippy::mem_forget)]
-#[allow(forget_copy)]
+#[allow(forgetting_copy_types)]
 fn main() {
     let five: i32 = 5;
     forgetSomething(five);

src/tools/clippy/tests/ui/rename.fixed

@@ -33,7 +33,7 @@
 #![allow(dropping_copy_types)]
 #![allow(drop_ref)]
 #![allow(for_loops_over_fallibles)]
-#![allow(forget_copy)]
+#![allow(forgetting_copy_types)]
 #![allow(forget_ref)]
 #![allow(array_into_iter)]
 #![allow(invalid_atomic_ordering)]
@@ -82,7 +82,7 @@
 #![warn(for_loops_over_fallibles)]
 #![warn(for_loops_over_fallibles)]
 #![warn(for_loops_over_fallibles)]
-#![warn(forget_copy)]
+#![warn(forgetting_copy_types)]
 #![warn(forget_ref)]
 #![warn(array_into_iter)]
 #![warn(invalid_atomic_ordering)]

src/tools/clippy/tests/ui/rename.rs

@@ -33,7 +33,7 @@
 #![allow(dropping_copy_types)]
 #![allow(drop_ref)]
 #![allow(for_loops_over_fallibles)]
-#![allow(forget_copy)]
+#![allow(forgetting_copy_types)]
 #![allow(forget_ref)]
 #![allow(array_into_iter)]
 #![allow(invalid_atomic_ordering)]

src/tools/clippy/tests/ui/rename.stderr

@@ -216,11 +216,11 @@ error: lint `clippy::for_loops_over_fallibles` has been renamed to `for_loops_ov
 LL | #![warn(clippy::for_loops_over_fallibles)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `for_loops_over_fallibles`
 
-error: lint `clippy::forget_copy` has been renamed to `forget_copy`
+error: lint `clippy::forget_copy` has been renamed to `forgetting_copy_types`
   --> $DIR/rename.rs:85:9
    |
 LL | #![warn(clippy::forget_copy)]
-   |         ^^^^^^^^^^^^^^^^^^^ help: use the new name: `forget_copy`
+   |         ^^^^^^^^^^^^^^^^^^^ help: use the new name: `forgetting_copy_types`
 
 error: lint `clippy::forget_ref` has been renamed to `forget_ref`
   --> $DIR/rename.rs:86:9

tests/ui/consts/const_forget.rs

@@ -1,6 +1,6 @@
 // check-pass
 
-#![allow(forget_copy)]
+#![allow(forgetting_copy_types)]
 
 use std::mem::forget;
 

tests/ui/consts/issue-104155.rs

@@ -1,6 +1,6 @@
 // check-pass
 
-#![allow(forget_copy)]
+#![allow(forgetting_copy_types)]
 
 const _: () = core::mem::forget(Box::<u32>::default);
 const _: () = core::mem::forget(|| Box::<u32>::default());

tests/ui/lint/forgetting_copy_types.rs

@@ -1,6 +1,6 @@
 // check-pass
 
-#![warn(forget_copy)]
+#![warn(forgetting_copy_types)]
 
 use std::mem::forget;
 use std::vec::Vec;

tests/ui/lint/forgetting_copy_types.stderr

@@ -1,5 +1,5 @@
 warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
-  --> $DIR/forget_copy.rs:34:5
+  --> $DIR/forgetting_copy_types.rs:34:5
    |
 LL |     forget(s1);
    |     ^^^^^^^--^
@@ -8,13 +8,13 @@ LL |     forget(s1);
    |
    = note: use `let _ = ...` to ignore the expression or result
 note: the lint level is defined here
-  --> $DIR/forget_copy.rs:3:9
+  --> $DIR/forgetting_copy_types.rs:3:9
    |
-LL | #![warn(forget_copy)]
-   |         ^^^^^^^^^^^
+LL | #![warn(forgetting_copy_types)]
+   |         ^^^^^^^^^^^^^^^^^^^^^
 
 warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
-  --> $DIR/forget_copy.rs:35:5
+  --> $DIR/forgetting_copy_types.rs:35:5
    |
 LL |     forget(s2);
    |     ^^^^^^^--^
@@ -24,7 +24,7 @@ LL |     forget(s2);
    = note: use `let _ = ...` to ignore the expression or result
 
 warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
-  --> $DIR/forget_copy.rs:36:5
+  --> $DIR/forgetting_copy_types.rs:36:5
    |
 LL |     forget(s3);
    |     ^^^^^^^--^
@@ -35,7 +35,7 @@ LL |     forget(s3);
    = note: `#[warn(forget_ref)]` on by default
 
 warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
-  --> $DIR/forget_copy.rs:37:5
+  --> $DIR/forgetting_copy_types.rs:37:5
    |
 LL |     forget(s4);
    |     ^^^^^^^--^
@@ -45,7 +45,7 @@ LL |     forget(s4);
    = note: use `let _ = ...` to ignore the expression or result
 
 warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
-  --> $DIR/forget_copy.rs:38:5
+  --> $DIR/forgetting_copy_types.rs:38:5
    |
 LL |     forget(s5);
    |     ^^^^^^^--^
@@ -55,7 +55,7 @@ LL |     forget(s5);
    = note: use `let _ = ...` to ignore the expression or result
 
 warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
-  --> $DIR/forget_copy.rs:50:5
+  --> $DIR/forgetting_copy_types.rs:50:5
    |
 LL |     forget(a2);
    |     ^^^^^^^--^
@@ -65,7 +65,7 @@ LL |     forget(a2);
    = note: use `let _ = ...` to ignore the expression or result
 
 warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
-  --> $DIR/forget_copy.rs:52:5
+  --> $DIR/forgetting_copy_types.rs:52:5
    |
 LL |     forget(a3);
    |     ^^^^^^^--^
@@ -75,7 +75,7 @@ LL |     forget(a3);
    = note: use `let _ = ...` to ignore the expression or result
 
 warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
-  --> $DIR/forget_copy.rs:53:5
+  --> $DIR/forgetting_copy_types.rs:53:5
    |
 LL |     forget(a4);
    |     ^^^^^^^--^