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-rw-r--r--tests/ui/proc-macro/auxiliary/nonterminal-recollect-attr.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/auxiliary/nonterminal-recollect-attr.rs b/tests/ui/proc-macro/auxiliary/nonterminal-recollect-attr.rs
new file mode 100644
index 000000000..ea5ff4665
--- /dev/null
+++ b/tests/ui/proc-macro/auxiliary/nonterminal-recollect-attr.rs
@@ -0,0 +1,25 @@
+// force-host
+// no-prefer-dynamic
+
+#![crate_type = "proc-macro"]
+#![feature(proc_macro_quote)]
+
+extern crate proc_macro;
+use proc_macro::{TokenStream, quote};
+
+#[proc_macro_attribute]
+pub fn first_attr(_: TokenStream, input: TokenStream) -> TokenStream {
+ let recollected: TokenStream = input.into_iter().collect();
+ println!("First recollected: {:#?}", recollected);
+ quote! {
+ #[second_attr]
+ $recollected
+ }
+}
+
+#[proc_macro_attribute]
+pub fn second_attr(_: TokenStream, input: TokenStream) -> TokenStream {
+ let recollected: TokenStream = input.into_iter().collect();
+ println!("Second recollected: {:#?}", recollected);
+ TokenStream::new()
+}