xref: /aosp_15_r20/external/libtextclassifier/native/lang_id/common/lite_strings/str-split.cc (revision 993b0882672172b81d12fad7a7ac0c3e5c824a12)
1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "lang_id/common/lite_strings/str-split.h"
18 
19 #include <vector>
20 
21 namespace libtextclassifier3 {
22 namespace mobile {
23 
LiteStrSplit(StringPiece text,char delim)24 std::vector<StringPiece> LiteStrSplit(StringPiece text, char delim) {
25   std::vector<StringPiece> result;
26   int token_start = 0;
27   if (!text.empty()) {
28     for (size_t i = 0; i < text.size() + 1; ++i) {
29       if ((i == text.size()) || (text[i] == delim)) {
30         result.emplace_back(text.data() + token_start, i - token_start);
31         token_start = i + 1;
32       }
33     }
34   }
35   return result;
36 }
37 
38 }  // namespace mobile
39 }  // namespace nlp_saft
40