diff --git a/src/lib.rs b/src/lib.rs
index 90ab622546..3e5695d18c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -315,6 +315,7 @@ pub mod token;
 #[cfg(any(feature = "full", feature = "derive"))]
 mod attr;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::attr::{AttrStyle, Attribute, Meta, MetaList, MetaNameValue};
 
 mod bigint;
@@ -330,11 +331,13 @@ mod custom_punctuation;
 #[cfg(any(feature = "full", feature = "derive"))]
 mod data;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::data::{Field, Fields, FieldsNamed, FieldsUnnamed, Variant};
 
 #[cfg(any(feature = "full", feature = "derive"))]
 mod derive;
 #[cfg(feature = "derive")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "derive")))]
 pub use crate::derive::{Data, DataEnum, DataStruct, DataUnion, DeriveInput};
 
 mod drops;
@@ -345,8 +348,10 @@ pub use crate::error::{Error, Result};
 #[cfg(any(feature = "full", feature = "derive"))]
 mod expr;
 #[cfg(feature = "full")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "full")))]
 pub use crate::expr::{Arm, FieldValue, Label, RangeLimits};
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::expr::{
     Expr, ExprArray, ExprAssign, ExprAsync, ExprAwait, ExprBinary, ExprBlock, ExprBreak, ExprCall,
     ExprCast, ExprClosure, ExprConst, ExprContinue, ExprField, ExprForLoop, ExprGroup, ExprIf,
@@ -362,17 +367,23 @@ pub mod ext;
 #[cfg(feature = "full")]
 mod file;
 #[cfg(feature = "full")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "full")))]
 pub use crate::file::File;
 
 #[cfg(any(feature = "full", feature = "derive"))]
 mod generics;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::generics::{
     BoundLifetimes, ConstParam, GenericParam, Generics, LifetimeParam, PredicateLifetime,
     PredicateType, TraitBound, TraitBoundModifier, TypeParam, TypeParamBound, WhereClause,
     WherePredicate,
 };
 #[cfg(all(any(feature = "full", feature = "derive"), feature = "printing"))]
+#[cfg_attr(
+    doc_cfg,
+    doc(cfg(all(any(feature = "full", feature = "derive"), feature = "printing")))
+)]
 pub use crate::generics::{ImplGenerics, Turbofish, TypeGenerics};
 
 mod ident;
@@ -382,6 +393,7 @@ pub use crate::ident::Ident;
 #[cfg(feature = "full")]
 mod item;
 #[cfg(feature = "full")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "full")))]
 pub use crate::item::{
     FnArg, ForeignItem, ForeignItemFn, ForeignItemMacro, ForeignItemStatic, ForeignItemType,
     ImplItem, ImplItemConst, ImplItemFn, ImplItemMacro, ImplItemType, ImplRestriction, Item,
@@ -407,6 +419,7 @@ mod lookahead;
 #[cfg(any(feature = "full", feature = "derive"))]
 mod mac;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::mac::{Macro, MacroDelimiter};
 
 #[cfg(all(feature = "parsing", any(feature = "full", feature = "derive")))]
@@ -419,6 +432,7 @@ pub mod meta;
 #[cfg(any(feature = "full", feature = "derive"))]
 mod op;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::op::{BinOp, UnOp};
 
 #[cfg(feature = "parsing")]
@@ -434,11 +448,13 @@ mod parse_quote;
 #[cfg(feature = "full")]
 mod pat;
 #[cfg(feature = "full")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "full")))]
 pub use crate::expr::{
     ExprConst as PatConst, ExprLit as PatLit, ExprMacro as PatMacro, ExprPath as PatPath,
     ExprRange as PatRange,
 };
 #[cfg(feature = "full")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "full")))]
 pub use crate::pat::{
     FieldPat, Pat, PatIdent, PatOr, PatParen, PatReference, PatRest, PatSlice, PatStruct, PatTuple,
     PatTupleStruct, PatType, PatWild,
@@ -447,6 +463,7 @@ pub use crate::pat::{
 #[cfg(any(feature = "full", feature = "derive"))]
 mod path;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::path::{
     AngleBracketedGenericArguments, AssocConst, AssocType, Constraint, GenericArgument,
     ParenthesizedGenericArguments, Path, PathArguments, PathSegment, QSelf,
@@ -460,6 +477,7 @@ pub mod punctuated;
 #[cfg(any(feature = "full", feature = "derive"))]
 mod restriction;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::restriction::{FieldMutability, VisRestricted, Visibility};
 
 mod sealed;
@@ -473,6 +491,7 @@ pub mod spanned;
 #[cfg(feature = "full")]
 mod stmt;
 #[cfg(feature = "full")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "full")))]
 pub use crate::stmt::{Block, Local, LocalInit, Stmt, StmtMacro};
 
 mod thread;
@@ -483,6 +502,7 @@ mod tt;
 #[cfg(any(feature = "full", feature = "derive"))]
 mod ty;
 #[cfg(any(feature = "full", feature = "derive"))]
+#[cfg_attr(doc_cfg, doc(cfg(any(feature = "full", feature = "derive"))))]
 pub use crate::ty::{
     Abi, BareFnArg, BareVariadic, ReturnType, Type, TypeArray, TypeBareFn, TypeGroup,
     TypeImplTrait, TypeInfer, TypeMacro, TypeNever, TypeParen, TypePath, TypePtr, TypeReference,
@@ -815,8 +835,17 @@ mod gen {
     mod helper;
 }
 
-#[cfg(any(feature = "fold", feature = "visit", feature = "visit-mut"))]
-pub use crate::gen::*;
+#[cfg(feature = "fold")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "fold")))]
+pub use crate::gen::fold;
+
+#[cfg(feature = "visit")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "visit")))]
+pub use crate::gen::visit;
+
+#[cfg(feature = "visit-mut")]
+#[cfg_attr(doc_cfg, doc(cfg(feature = "visit-mut")))]
+pub use crate::gen::visit_mut;
 
 // Not public API.
 #[doc(hidden)]