Rollup merge of #45419 - steveklabnik:fix-commonmark-renderings, r=QuietMisdreavus

Fix most rendering warnings from switching to CommonMark

There's one big one lift, I'm filing a bug for it soon.

r? @rust-lang/docs

5 files changed, 7 insertions, 6 deletions

diff --git a/src/libstd/ascii.rs b/src/libstd/ascii.rs
index 4e3781ecafa..327deb9b419 100644
--- a/src/libstd/ascii.rs
+++ b/src/libstd/ascii.rs
@@ -411,10 +411,12 @@ pub trait AsciiExt {
     fn is_ascii_hexdigit(&self) -> bool { unimplemented!(); }
 
     /// Checks if the value is an ASCII punctuation character:
+    ///
     /// U+0021 ... U+002F `! " # $ % & ' ( ) * + , - . /`
     /// U+003A ... U+0040 `: ; < = > ? @`
-    /// U+005B ... U+0060 `[ \\ ] ^ _ \``
+    /// U+005B ... U+0060 ``[ \\ ] ^ _ ` ``
     /// U+007B ... U+007E `{ | } ~`
+    ///
     /// For strings, true if all characters in the string are
     /// ASCII punctuation.
     ///
diff --git a/src/libstd/ffi/os_str.rs b/src/libstd/ffi/os_str.rs
index a97075ff8d8..8c34660f821 100644
--- a/src/libstd/ffi/os_str.rs
+++ b/src/libstd/ffi/os_str.rs
@@ -41,7 +41,7 @@ use sys_common::{AsInner, IntoInner, FromInner};
 /// # Creating an `OsString`
 ///
 /// **From a Rust string**: `OsString` implements
-/// [`From`]`<`[`String`]`>`, so you can use `my_string.`[`from`] to
+/// [`From`]`<`[`String`]`>`, so you can use `my_string.from` to
 /// create an `OsString` from a normal Rust string.
 ///
 /// **From slices:** Just like you can start with an empty Rust
@@ -63,7 +63,6 @@ use sys_common::{AsInner, IntoInner, FromInner};
 ///
 /// [`OsStr`]: struct.OsStr.html
 /// [`From`]: ../convert/trait.From.html
-/// [`from`]: ../convert/trait.From.html#tymethod.from
 /// [`String`]: ../string/struct.String.html
 /// [`&str`]: ../primitive.str.html
 /// [`u8`]: ../primitive.u8.html
diff --git a/src/libstd/net/udp.rs b/src/libstd/net/udp.rs
index a8a242846d7..870d11298fe 100644
--- a/src/libstd/net/udp.rs
+++ b/src/libstd/net/udp.rs
@@ -168,7 +168,7 @@ impl UdpSocket {
     /// This will return an error when the IP version of the local socket
     /// does not match that returned from [`ToSocketAddrs`].
     ///
-    /// See https://github.com/rust-lang/rust/issues/34202 for more details.
+    /// See <https://github.com/rust-lang/rust/issues/34202> for more details.
     ///
     /// [`ToSocketAddrs`]: ../../std/net/trait.ToSocketAddrs.html
     ///
diff --git a/src/libstd/process.rs b/src/libstd/process.rs
index 533f6590f83..7c107177c64 100644
--- a/src/libstd/process.rs
+++ b/src/libstd/process.rs
@@ -343,7 +343,7 @@ impl Command {
     /// The search path to be used may be controlled by setting the
     /// `PATH` environment variable on the Command,
     /// but this has some implementation limitations on Windows
-    /// (see https://github.com/rust-lang/rust/issues/37519).
+    /// (see <https://github.com/rust-lang/rust/issues/37519>).
     ///
     /// # Examples
     ///
diff --git a/src/libstd/sys/windows/ext/fs.rs b/src/libstd/sys/windows/ext/fs.rs
index a532163f61e..24c41046f26 100644
--- a/src/libstd/sys/windows/ext/fs.rs
+++ b/src/libstd/sys/windows/ext/fs.rs
@@ -32,7 +32,7 @@ pub trait FileExt {
     /// function, it is set to the end of the read.
     ///
     /// Reading beyond the end of the file will always return with a length of
-    /// 0.
+    /// 0\.
     ///
     /// Note that similar to `File::read`, it is not an error to return with a
     /// short read. When returning from such a short read, the file pointer is