diff options
Diffstat (limited to 'src/test/ui/macros/auxiliary/proc_macro_sequence.rs')
-rw-r--r-- | src/test/ui/macros/auxiliary/proc_macro_sequence.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/test/ui/macros/auxiliary/proc_macro_sequence.rs b/src/test/ui/macros/auxiliary/proc_macro_sequence.rs new file mode 100644 index 000000000..1331480d8 --- /dev/null +++ b/src/test/ui/macros/auxiliary/proc_macro_sequence.rs @@ -0,0 +1,27 @@ +// force-host +// no-prefer-dynamic + +#![crate_type = "proc-macro"] +#![feature(proc_macro_span, proc_macro_quote)] + +extern crate proc_macro; + +use proc_macro::{quote, Span, TokenStream, TokenTree}; + +fn assert_same_span(a: Span, b: Span) { + assert_eq!(a.start(), b.start()); + assert_eq!(a.end(), b.end()); +} + +// This macro generates a macro with the same macro definition as `manual_foo` in +// `same-sequence-span.rs` but with the same span for all sequences. +#[proc_macro] +pub fn make_foo(_: TokenStream) -> TokenStream { + let result = quote! { + macro_rules! generated_foo { + (1 $$x:expr $$($$y:tt,)* $$(= $$z:tt)*) => {}; + } + }; + + result +} |