Work around ridiculous rust-analyzer behavior

As far as I can tell there is still no way to keep it from autoimporting
the private macros and enum variants here: anyhow::__private::format,
anyhow::__private::Err.

Author: dtolnay

src/kind.rs

@@ -52,6 +52,7 @@ use crate::StdError;
 
 pub struct Adhoc;
 
+#[doc(hidden)]
 pub trait AdhocKind: Sized {
     #[inline]
     fn anyhow_kind(&self) -> Adhoc {
@@ -73,6 +74,7 @@ impl Adhoc {
 
 pub struct Trait;
 
+#[doc(hidden)]
 pub trait TraitKind: Sized {
     #[inline]
     fn anyhow_kind(&self) -> Trait {
@@ -96,6 +98,7 @@ impl Trait {
 pub struct Boxed;
 
 #[cfg(feature = "std")]
+#[doc(hidden)]
 pub trait BoxedKind: Sized {
     #[inline]
     fn anyhow_kind(&self) -> Boxed {

src/lib.rs

@@ -642,16 +642,22 @@ pub mod __private {
     use alloc::fmt;
     use core::fmt::Arguments;
 
+    #[doc(hidden)]
     pub use crate::ensure::{BothDebug, NotBothDebug};
+    #[doc(hidden)]
     pub use alloc::format;
+    #[doc(hidden)]
     pub use core::result::Result::Err;
+    #[doc(hidden)]
     pub use core::{concat, format_args, stringify};
 
     #[doc(hidden)]
     pub mod kind {
+        #[doc(hidden)]
         pub use crate::kind::{AdhocKind, TraitKind};
 
         #[cfg(feature = "std")]
+        #[doc(hidden)]
         pub use crate::kind::BoxedKind;
     }