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dtolnay · Aug 10, 2019 · 51b5541 · 51b5541
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diff --git a/examples/heapsize/README.md b/examples/heapsize/README.md
@@ -59,10 +59,10 @@ error[E0277]: the trait bound `std::thread::Thread: HeapSize` is not satisfied
 
 Some unstable APIs in the `proc-macro2` crate let us improve this further by
 joining together the span of the field name and the field type. There is no
-difference in our code -- everything is as shown in this directory -- but
-building the example crate with `cargo build` shows errors like the one above
-and building with `RUSTFLAGS='--cfg procmacro2_semver_exempt' cargo build` is
-able to show errors like the following.
+difference in our code &mdash; everything is as shown in this directory &mdash;
+but building the example crate with `cargo build` shows errors like the one
+above and building with `RUSTFLAGS='--cfg procmacro2_semver_exempt' cargo build`
+is able to show errors like the following.
 
 ```
 error[E0277]: the trait bound `std::thread::Thread: HeapSize` is not satisfied

diff --git a/src/token.rs b/src/token.rs
@@ -236,8 +236,8 @@ macro_rules! define_keywords {
             #[cfg_attr(feature = "clone-impls", derive(Copy, Clone))]
             #[$doc]
             ///
-            /// Don't try to remember the name of this type -- use the [`Token!`]
-            /// macro instead.
+            /// Don't try to remember the name of this type &mdash; use the
+            /// [`Token!`] macro instead.
             ///
             /// [`Token!`]: crate::token
             pub struct $name {
@@ -342,8 +342,8 @@ macro_rules! define_punctuation_structs {
             #[repr(C)]
             #[$doc]
             ///
-            /// Don't try to remember the name of this type -- use the [`Token!`]
-            /// macro instead.
+            /// Don't try to remember the name of this type &mdash; use the
+            /// [`Token!`] macro instead.
             ///
             /// [`Token!`]: crate::token
             pub struct $name {