diff options
Diffstat (limited to 'library/proc_macro/src/lib.rs')
| -rw-r--r-- | library/proc_macro/src/lib.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/library/proc_macro/src/lib.rs b/library/proc_macro/src/lib.rs index f0e4f5d8a..938935771 100644 --- a/library/proc_macro/src/lib.rs +++ b/library/proc_macro/src/lib.rs @@ -74,6 +74,7 @@ pub fn is_available() -> bool { /// /// This is both the input and output of `#[proc_macro]`, `#[proc_macro_attribute]` /// and `#[proc_macro_derive]` definitions. +#[rustc_diagnostic_item = "TokenStream"] #[stable(feature = "proc_macro_lib", since = "1.15.0")] #[derive(Clone)] pub struct TokenStream(Option<bridge::client::TokenStream>); @@ -581,7 +582,7 @@ impl fmt::Debug for Span { /// A line-column pair representing the start or end of a `Span`. #[unstable(feature = "proc_macro_span", issue = "54725")] -#[derive(Copy, Clone, Debug, PartialEq, Eq)] +#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)] pub struct LineColumn { /// The 1-indexed line in the source file on which the span starts or ends (inclusive). #[unstable(feature = "proc_macro_span", issue = "54725")] |