X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_hir%2Fsrc%2Fhir.rs;h=2f379b85b92c7bbb1d6043d9f878b49808e1c94f;hb=d6c9254cac0009ba3d497cfa859572c4df21f5b9;hp=dfeee3f356ffb3f8cb2a78fe8cf91a7573c0c801;hpb=7a915dd80d24a90c6507ff3ff38519c9b8578b91;p=rust.git

diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs
index dfeee3f356f..2f379b85b92 100644
--- a/compiler/rustc_hir/src/hir.rs
+++ b/compiler/rustc_hir/src/hir.rs
@@ -49,15 +49,15 @@ pub enum ParamName {
     /// Synthetic name generated when user elided a lifetime in an impl header.
     ///
     /// E.g., the lifetimes in cases like these:
-    ///
-    ///     impl Foo for &u32
-    ///     impl Foo<'_> for u32
-    ///
+    /// ```ignore (fragment)
+    /// impl Foo for &u32
+    /// impl Foo<'_> for u32
+    /// ```
     /// in that case, we rewrite to
-    ///
-    ///     impl<'f> Foo for &'f u32
-    ///     impl<'f> Foo<'f> for u32
-    ///
+    /// ```ignore (fragment)
+    /// impl<'f> Foo for &'f u32
+    /// impl<'f> Foo<'f> for u32
+    /// ```
     /// where `'f` is something like `Fresh(0)`. The indices are
     /// unique per impl, but not necessarily continuous.
     Fresh(LocalDefId),
@@ -1082,7 +1082,7 @@ pub enum PatKind<'hir> {
     /// If `slice` exists, then `after` can be non-empty.
     ///
     /// The representation for e.g., `[a, b, .., c, d]` is:
-    /// ```
+    /// ```ignore (illustrative)
     /// PatKind::Slice([Binding(a), Binding(b)], Some(Wild), [Binding(c), Binding(d)])
     /// ```
     Slice(&'hir [Pat<'hir>], Option<&'hir Pat<'hir>>, &'hir [Pat<'hir>]),
@@ -1441,7 +1441,7 @@ pub enum AsyncGeneratorKind {
     /// An explicit `async` block written by the user.
     Block,
 
-    /// An explicit `async` block written by the user.
+    /// An explicit `async` closure written by the user.
     Closure,
 
     /// The `async` block generated as the body of an async function.
@@ -2078,10 +2078,7 @@ pub enum YieldSource {
 
 impl YieldSource {
     pub fn is_await(&self) -> bool {
-        match self {
-            YieldSource::Await { .. } => true,
-            YieldSource::Yield => false,
-        }
+        matches!(self, YieldSource::Await { .. })
     }
 }
 
@@ -2247,7 +2244,7 @@ pub enum ImplItemKind<'hir> {
 /// wouldn't it be better to make the `ty` field an enum like the
 /// following?
 ///
-/// ```
+/// ```ignore (pseudo-rust)
 /// enum TypeBindingKind {
 ///    Equals(...),
 ///    Binding(...),