| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef EXTENSIONS_COMMON_SCRIPT_CONSTANTS_H_ |
| #define EXTENSIONS_COMMON_SCRIPT_CONSTANTS_H_ |
| |
| namespace extensions { |
| |
| // Whether to fall back to matching the origin for frames where the URL |
| // cannot be matched directly, such as those with about: or data: schemes. |
| enum class MatchOriginAsFallbackBehavior { |
| // Never fall back on the origin; this means scripts will never match on |
| // these frames. |
| kNever, |
| // Match the origin only for about:-scheme frames, and then climb the frame |
| // tree to find an appropriate ancestor to get a full URL (including path). |
| // This is for supporting the "match_about_blank" key. |
| // TODO(devlin): I wonder if we could simplify this to be "MatchForAbout", |
| // and not worry about climbing the frame tree. It would be a behavior |
| // change, but I wonder how many extensions it would impact in practice. |
| kMatchForAboutSchemeAndClimbTree, |
| // Match the origin as a fallback whenever applicable. This won't have a |
| // corresponding path. |
| kAlways, |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_COMMON_SCRIPT_CONSTANTS_H_ |
