rustdoc-search: build args, return, and generics on one unifier

This enhances generics with the "unboxing" behavior where A<T>
matches T. It makes this unboxing transitive over generics.

1 files changed, 5 insertions, 0 deletions

diff --git a/tests/rustdoc-js/nested-unboxed.rs b/tests/rustdoc-js/nested-unboxed.rs
new file mode 100644
index 00000000000..57f9592b791
--- /dev/null
+++ b/tests/rustdoc-js/nested-unboxed.rs
@@ -0,0 +1,5 @@
+pub struct Object<T, U>(T, U);
+
+pub fn something() -> Result<Object<i32, u32>, bool> {
+    loop {}
+}