Steven Moreland | 49bad8d | 2018-05-17 15:45:26 -0700 | [diff] [blame] | 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 "DocComment.h" |
| 18 | |
| 19 | #include <hidl-util/StringHelper.h> |
| 20 | |
| 21 | #include <cctype> |
| 22 | #include <sstream> |
| 23 | |
| 24 | namespace android { |
| 25 | |
| 26 | DocComment::DocComment(const std::string& comment) { |
| 27 | std::vector<std::string> lines; |
| 28 | StringHelper::SplitString(comment, '\n', &lines); |
| 29 | |
| 30 | bool foundFirstLine = false; |
| 31 | |
| 32 | std::ostringstream is; |
| 33 | for (size_t l = 0; l < lines.size(); l++) { |
| 34 | const std::string& line = lines[l]; |
| 35 | |
| 36 | // Delete prefixes like " * ", " *", or " ". |
| 37 | size_t idx = 0; |
| 38 | for (; idx < line.size() && isspace(line[idx]); idx++) |
| 39 | ; |
| 40 | if (idx < line.size() && line[idx] == '*') idx++; |
| 41 | if (idx < line.size() && line[idx] == ' ') idx++; |
| 42 | |
| 43 | if (idx < line.size()) { |
| 44 | foundFirstLine = true; |
| 45 | } |
| 46 | |
| 47 | if (!foundFirstLine) continue; |
| 48 | |
| 49 | is << line.substr(idx); |
| 50 | |
| 51 | if (l + 1 < lines.size()) { |
| 52 | is << "\n"; |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | mComment = is.str(); |
| 57 | } |
| 58 | |
| 59 | void DocComment::merge(const DocComment* comment) { |
| 60 | mComment = mComment + "\n\n" + comment->mComment; |
| 61 | } |
| 62 | |
| 63 | void DocComment::emit(Formatter& out) const { |
| 64 | out << "/**\n"; |
| 65 | out.setLinePrefix(" * "); |
| 66 | out << mComment; |
| 67 | out.unsetLinePrefix(); |
| 68 | out << " */\n"; |
| 69 | } |
| 70 | |
| 71 | } // namespace android |