build/clang-plugin/NoPrincipalGetURI.cpp

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #include "NoPrincipalGetURI.h"
   6 #include "CustomMatchers.h"
   7
   8 void NoPrincipalGetURI::registerMatchers(MatchFinder *AstMatcher) {
   9
  10   AstMatcher->addMatcher(
  11       cxxMemberCallExpr(
  12           allOf(callee(cxxMethodDecl(hasName("GetURI"))),
  13                 anyOf(on(hasType(asString("class nsIPrincipal *"))),
  14                       on(hasType(asString("class nsIPrincipal")))),
  15                 unless(isInWhiteListForPrincipalGetUri())),
  16           argumentCountIs(1))
  17           .bind("id"),
  18       this);
  19 }
  20
  21 void NoPrincipalGetURI::check(const MatchFinder::MatchResult &Result) {
  22   const auto *MatchedDecl = Result.Nodes.getNodeAs<CXXMemberCallExpr>("id");
  23   diag(MatchedDecl->getExprLoc(),
  24        "Principal->GetURI is deprecated and will be removed soon. Please "
  25        "consider using the new helper functions of nsIPrincipal",
  26        DiagnosticIDs::Error);
  27 }