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/*
* Copyright (C) 2018 The Android Open Source Project
*
* 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
*
* http://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.
*/
#include "DocComment.h"
#include <android-base/strings.h>
#include <hidl-util/StringHelper.h>
#include <cctype>
#include <sstream>
#include <iostream>
namespace android {
DocComment::DocComment(const std::string& comment) {
std::vector<std::string> lines = base::Split(base::Trim(comment), "\n");
bool foundFirstLine = false;
std::ostringstream is;
for (size_t l = 0; l < lines.size(); l++) {
const std::string& line = lines[l];
// Delete prefixes like " * ", " *", or " ".
size_t idx = 0;
for (; idx < line.size() && isspace(line[idx]); idx++)
;
if (idx < line.size() && line[idx] == '*') idx++;
if (idx < line.size() && line[idx] == ' ') idx++;
bool isEmptyLine = idx == line.size();
foundFirstLine = foundFirstLine || !isEmptyLine;
if (!foundFirstLine) continue;
is << line.substr(idx) << "\n";
}
mComment = is.str();
}
void DocComment::merge(const DocComment* comment) {
mComment = mComment + "\n\n" + comment->mComment;
}
void DocComment::emit(Formatter& out) const {
out << "/**\n";
out.setLinePrefix(" * ");
out << mComment;
out.unsetLinePrefix();
out << " */\n";
}
} // namespace android
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