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// Copyright 2022 The Bazel Authors. All rights reserved.
//
// 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 "tools/cpp/build_info_translation_helper.h"
#include <string>
#include <unordered_map>
#include "third_party/absl/strings/str_split.h"
namespace bazel {
namespace tools {
namespace cpp {
const absl::Status BuildInfoTranslationHelper::ParseFile(
const std::string &file_path,
std::unordered_map<std::string, std::string> &file_map) {
std::ifstream file_reader(file_path);
if (!file_reader.is_open()) {
return absl::Status(absl::StatusCode::kNotFound,
absl::StrCat("Could not open file: ", file_path));
}
std::string line;
// Split the line on the first separator, in case there is
// no separator found return a non-zero exit code.
constexpr static char kKeyValueSeparator[] = " ";
while (std::getline(file_reader, line)) {
if (absl::StrContains(line, kKeyValueSeparator)) {
std::vector<std::string> key_and_value =
absl::StrSplit(line, absl::MaxSplits(kKeyValueSeparator, 1));
std::string key = key_and_value[0];
std::string value = key_and_value[1];
if (file_map.find(key) != file_map.end()) {
return absl::Status(absl::StatusCode::kFailedPrecondition,
absl::StrCat(key, " is duplicated in the file."));
}
file_map.insert({key_and_value[0], key_and_value[1]});
} else {
file_map.insert({line, ""});
}
}
return absl::Status(absl::StatusCode::kOk, "");
}
const absl::Status BuildInfoTranslationHelper::ParseInfoFile(
std::unordered_map<std::string, std::string> &file_map) {
return BuildInfoTranslationHelper::ParseFile(info_file_path_, file_map);
}
const absl::Status BuildInfoTranslationHelper::ParseVersionFile(
std::unordered_map<std::string, std::string> &file_map) {
return BuildInfoTranslationHelper::ParseFile(version_file_path_, file_map);
}
} // namespace cpp
} // namespace tools
} // namespace bazel