/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "DocComment.h"
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#include <android-base/strings.h>
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#include <hidl-util/StringHelper.h>
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#include <cctype>
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#include <sstream>
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#include <iostream>
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namespace android {
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DocComment::DocComment(const std::string& comment) {
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std::vector<std::string> lines = base::Split(base::Trim(comment), "\n");
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bool foundFirstLine = false;
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std::ostringstream is;
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for (size_t l = 0; l < lines.size(); l++) {
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const std::string& line = lines[l];
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// Delete prefixes like " * ", " *", or " ".
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size_t idx = 0;
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for (; idx < line.size() && isspace(line[idx]); idx++)
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;
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if (idx < line.size() && line[idx] == '*') idx++;
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if (idx < line.size() && line[idx] == ' ') idx++;
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bool isEmptyLine = idx == line.size();
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foundFirstLine = foundFirstLine || !isEmptyLine;
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if (!foundFirstLine) continue;
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is << line.substr(idx) << "\n";
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}
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mComment = is.str();
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}
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void DocComment::merge(const DocComment* comment) {
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mComment = mComment + "\n\n" + comment->mComment;
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}
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void DocComment::emit(Formatter& out) const {
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out << "/**\n";
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out.setLinePrefix(" * ");
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out << mComment;
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out.unsetLinePrefix();
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out << " */\n";
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}
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} // namespace android
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