Document private items for rustfmt

This is possible now that rustdoc allows passing
`--document-private-items` more than once.

src/comment.rs

@@ -393,7 +393,7 @@ fn identify_comment(
 }
 
 /// Attributes for code blocks in rustdoc.
-/// See https://doc.rust-lang.org/rustdoc/print.html#attributes
+/// See <https://doc.rust-lang.org/rustdoc/print.html#attributes>.
 enum CodeBlockAttribute {
     Rust,
     Ignore,

src/macros.rs

@@ -1417,7 +1417,7 @@ impl MacroBranch {
     }
 }
 
-/// Format `lazy_static!` from https://crates.io/crates/lazy_static.
+/// Format `lazy_static!` from <https://crates.io/crates/lazy_static>.
 ///
 /// # Expected syntax
 ///

src/patterns.rs

@@ -22,11 +22,11 @@ use crate::utils::{format_mutability, mk_sp, mk_sp_lo_plus_one, rewrite_ident};
 /// Returns `true` if the given pattern is "short".
 /// A short pattern is defined by the following grammar:
 ///
-/// [small, ntp]:
+/// `[small, ntp]`:
 ///     - single token
 ///     - `&[single-line, ntp]`
 ///
-/// [small]:
+/// `[small]`:
 ///     - `[small, ntp]`
 ///     - unary tuple constructor `([small, ntp])`
 ///     - `&[small]`