| // Copyright 2020 Google LLC | |
| // | |
| // Licensed under the Apache License, Version 2.0 (the "License"); | |
| // you may not use this file except in compliance with the License. | |
| // You may obtain a copy of the License at | |
| // | |
| // https://www.apache.org/licenses/LICENSE-2.0 | |
| // | |
| // Unless required by applicable law or agreed to in writing, software | |
| // distributed under the License is distributed on an "AS IS" BASIS, | |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| // See the License for the specific language governing permissions and | |
| // limitations under the License. | |
| // | |
| #ifndef LIBTEXTCLASSIFIER_ANNOTATOR_STRIP_UNPAIRED_BRACKETS_H_ | |
| #define LIBTEXTCLASSIFIER_ANNOTATOR_STRIP_UNPAIRED_BRACKETS_H_ | |
| #include <string> | |
| #include "annotator/types.h" | |
| #include "utils/utf8/unilib.h" | |
| namespace libtextclassifier3 { | |
| // If the first or the last codepoint of the given span is a bracket, the | |
| // bracket is stripped if the span does not contain its corresponding paired | |
| // version. | |
| CodepointSpan StripUnpairedBrackets(const std::string& context, | |
| CodepointSpan span, const UniLib& unilib); | |
| // Same as above but takes UnicodeText instance directly. | |
| CodepointSpan StripUnpairedBrackets(const UnicodeText& context_unicode, | |
| CodepointSpan span, const UniLib& unilib); | |
| } // namespace libtextclassifier3 | |
| #endif // LIBTEXTCLASSIFIER_ANNOTATOR_STRIP_UNPAIRED_BRACKETS_H_ |