content/browser/service_worker/service_worker_utils.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/service_worker/service_worker_utils.h"
   6
   7 #include <string>
   8
   9 #include "base/logging.h"
  10 #include "base/strings/string_util.h"
  11
  12 namespace content {
  13
  14 // static
  15 bool ServiceWorkerUtils::ScopeMatches(const GURL& scope, const GURL& url) {
  16   DCHECK(!scope.has_ref());
  17   DCHECK(!url.has_ref());
  18   return StartsWithASCII(url.spec(), scope.spec(), true);
  19 }
  20
  21 bool LongestScopeMatcher::MatchLongest(const GURL& scope) {
  22   if (!ServiceWorkerUtils::ScopeMatches(scope, url_))
  23     return false;
  24   if (match_.is_empty() || match_.spec().size() < scope.spec().size()) {
  25     match_ = scope;
  26     return true;
  27   }
  28   return false;
  29 }
  30
  31 }  // namespace content