mirror of
https://github.com/JakeHillion/object-introspection.git
synced 2024-11-09 21:24:14 +00:00
118 lines
2.9 KiB
C++
118 lines
2.9 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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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 <oi/exporters/CSV.h>
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#include <algorithm>
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#include <ranges>
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#include <stdexcept>
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namespace oi::exporters {
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void CSV::print(const IntrospectionResult& result) {
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auto begin = result.cbegin();
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return print(begin, result.cend());
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}
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template <typename Seq>
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std::string CSV::escapeField(const Seq& seq) {
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std::string field;
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size_t index = 0;
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for (const auto item : seq) {
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if (index++ > 0) {
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field += kListDelimiter;
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}
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field += item;
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}
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return escapeField(field);
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}
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std::string CSV::escapeField(std::string_view field) {
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return escapeField(std::string(field));
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}
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std::string CSV::escapeField(std::string field) {
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// Escape every instance of double quotes.
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auto it = field.find(kQuote);
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while (it != std::string::npos) {
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field.replace(it, 1, kEscapedQuote);
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it = field.find(kQuote, it + kEscapedQuote.size());
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}
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field.insert(0, kQuote);
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field.append(kQuote);
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return field;
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}
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void CSV::print(IntrospectionResult::const_iterator& it,
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IntrospectionResult::const_iterator end) {
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printHeader();
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parentIdStack_.resize(1); // Reset to parentIdStack_ = {0}
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for (/* it */; it != end; ++it) {
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out_ << ++id_ << kDelimiter;
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out_ << escapeField(it->name) << kDelimiter;
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out_ << escapeField(it->type_path) << kDelimiter;
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out_ << escapeField(it->type_names) << kDelimiter;
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out_ << it->static_size << kDelimiter;
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out_ << it->exclusive_size << kDelimiter;
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if (!it->pointer.has_value()) {
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out_ << kDelimiter;
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} else {
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out_ << it->pointer.value() << kDelimiter;
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}
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if (!it->container_stats.has_value()) {
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out_ << kDelimiter << kDelimiter;
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} else {
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out_ << it->container_stats->length << kDelimiter;
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out_ << it->container_stats->capacity << kDelimiter;
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}
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if (!it->is_set_stats.has_value()) {
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out_ << kDelimiter;
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} else {
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out_ << it->is_set_stats->is_set << kDelimiter;
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}
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while (parentIdStack_.size() > it->type_path.size()) {
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parentIdStack_.pop_back();
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}
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out_ << parentIdStack_.back();
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parentIdStack_.push_back(id_);
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out_ << kCRLF;
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}
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}
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void CSV::printHeader() {
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size_t index = 0;
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for (const auto column : kColumns) {
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if (index++ > 0) {
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out_ << kDelimiter;
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}
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out_ << column;
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}
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out_ << kCRLF;
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}
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} // namespace oi::exporters
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