Add support for check private vulnerability reporting endpoint (#3157)

Fixes: #3152.

Author: Sairaviteja27

github/repos.go

@@ -2402,3 +2402,27 @@ func (s *RepositoriesService) DisablePrivateReporting(ctx context.Context, owner
 
 	return resp, nil
 }
+
+// checkPrivateReporting represents whether private vulnerability reporting is enabled.
+type checkPrivateReporting struct {
+	Enabled bool `json:"enabled,omitempty"`
+}
+
+// IsPrivateReportingEnabled checks if private vulnerability reporting is enabled
+// for the repository and returns a boolean indicating the status.
+//
+// GitHub API docs: https://docs.github.com/rest/repos/repos#check-if-private-vulnerability-reporting-is-enabled-for-a-repository
+//
+//meta:operation GET /repos/{owner}/{repo}/private-vulnerability-reporting
+func (s *RepositoriesService) IsPrivateReportingEnabled(ctx context.Context, owner, repo string) (bool, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/private-vulnerability-reporting", owner, repo)
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return false, nil, err
+	}
+
+	privateReporting := new(checkPrivateReporting)
+	resp, err := s.client.Do(ctx, req, privateReporting)
+	return privateReporting.Enabled, resp, err
+}

github/repos_test.go

@@ -4430,3 +4430,36 @@ func TestRepositoriesService_DisablePrivateReporting(t *testing.T) {
 		return client.Repositories.DisablePrivateReporting(ctx, "owner", "repo")
 	})
 }
+
+func TestRepositoriesService_IsPrivateReportingEnabled(t *testing.T) {
+	client, mux, _, teardown := setup()
+	defer teardown()
+
+	mux.HandleFunc("/repos/owner/repo/private-vulnerability-reporting", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "GET")
+		fmt.Fprint(w, `{"enabled": true}`)
+	})
+
+	ctx := context.Background()
+	enabled, _, err := client.Repositories.IsPrivateReportingEnabled(ctx, "owner", "repo")
+	if err != nil {
+		t.Errorf("Repositories.IsPrivateReportingEnabled returned error: %v", err)
+	}
+	if want := true; enabled != want {
+		t.Errorf("Repositories.IsPrivateReportingEnabled returned %+v, want %+v", enabled, want)
+	}
+
+	const methodName = "IsPrivateReportingEnabled"
+	testBadOptions(t, methodName, func() (err error) {
+		_, _, err = client.Repositories.IsPrivateReportingEnabled(ctx, "\n", "\n")
+		return err
+	})
+
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		got, resp, err := client.Repositories.IsPrivateReportingEnabled(ctx, "owner", "repo")
+		if got {
+			t.Errorf("testNewRequestAndDoFailure %v = %#v, want false", methodName, got)
+		}
+		return resp, err
+	})
+}