Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir_def/src/macro_expansion_tests/mbe.rs')
-rw-r--r--crates/hir_def/src/macro_expansion_tests/mbe.rs36
1 files changed, 36 insertions, 0 deletions
diff --git a/crates/hir_def/src/macro_expansion_tests/mbe.rs b/crates/hir_def/src/macro_expansion_tests/mbe.rs
index 953750d360..962e1e7459 100644
--- a/crates/hir_def/src/macro_expansion_tests/mbe.rs
+++ b/crates/hir_def/src/macro_expansion_tests/mbe.rs
@@ -11,6 +11,42 @@ use expect_test::expect;
use crate::macro_expansion_tests::check;
#[test]
+fn token_mapping_smoke_test() {
+ check(
+ r#"
+// +tokenids
+macro_rules! f {
+ ( struct $ident:ident ) => {
+ struct $ident {
+ map: ::std::collections::HashSet<()>,
+ }
+ };
+}
+
+// +tokenids
+f!(struct MyTraitMap2);
+"#,
+ expect![[r##"
+// call ids will be shifted by Shift(27)
+// +tokenids
+macro_rules! f {#0
+ (#1 struct#2 $#3ident#4:#5ident#6 )#1 =#7>#8 {#9
+ struct#10 $#11ident#12 {#13
+ map#14:#15 :#16:#17std#18:#19:#20collections#21:#22:#23HashSet#24<#25(#26)#26>#27,#28
+ }#13
+ }#9;#29
+}#0
+
+// // +tokenids
+// f!(struct#1 MyTraitMap2#2);
+struct#10 MyTraitMap2#29 {#13
+ map#14:#15 ::std#18::collections#21::HashSet#24<#25(#26)#26>#27,#28
+}#13
+"##]],
+ );
+}
+
+#[test]
fn mbe_smoke_test() {
check(
r#"