highlights(hack): extend queries add tests

1 files changed, 23 insertions, 0 deletions

diff --git a/tests/query/highlights/hack/generics.hack b/tests/query/highlights/hack/generics.hack
new file mode 100644
index 000000000..ea605420c
--- /dev/null
+++ b/tests/query/highlights/hack/generics.hack
@@ -0,0 +1,23 @@
+class Box<T> {
+  //      ^ type
+  //   ^ type
+  protected T $data;
+  // ^ keyword
+  //        ^ type
+
+  public function __construct(T $data) {
+  //                          ^ type
+  //                             ^ parameter
+  // ^ keyword
+  //                    ^ method
+    $this->data = $data;
+  }
+
+  public function getData(): T {
+                // ^ method
+  // ^ keyword
+    return $this->data;
+              // ^ operator
+          // ^ variable.builtin
+  }
+}