1 files changed, 27 insertions, 0 deletions
diff --git a/build/clang-plugin/NoPrincipalGetURI.cpp b/build/clang-plugin/NoPrincipalGetURI.cpp
new file mode 100644
index 0000000000..2f3774b331
--- /dev/null
+++ b/build/clang-plugin/NoPrincipalGetURI.cpp
@@ -0,0 +1,27 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "NoPrincipalGetURI.h"
+#include "CustomMatchers.h"
+
+void NoPrincipalGetURI::registerMatchers(MatchFinder *AstMatcher) {
+
+  AstMatcher->addMatcher(
+      cxxMemberCallExpr(
+          allOf(callee(cxxMethodDecl(hasName("GetURI"))),
+                anyOf(on(hasType(asString("class nsIPrincipal *"))),
+                      on(hasType(asString("class nsIPrincipal")))),
+                unless(isInWhiteListForPrincipalGetUri())),
+          argumentCountIs(1))
+          .bind("id"),
+      this);
+}
+
+void NoPrincipalGetURI::check(const MatchFinder::MatchResult &Result) {
+  const auto *MatchedDecl = Result.Nodes.getNodeAs<CXXMemberCallExpr>("id");
+  diag(MatchedDecl->getExprLoc(),
+       "Principal->GetURI is deprecated and will be removed soon. Please "
+       "consider using the new helper functions of nsIPrincipal",
+       DiagnosticIDs::Error);
+}