chromium/net/http/http_no_vary_search_data.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "net/http/http_no_vary_search_data.h"

#include <string_view>

#include "base/containers/contains.h"
#include "base/containers/flat_set.h"
#include "base/types/expected.h"
#include "net/base/url_search_params.h"
#include "net/base/url_util.h"
#include "net/http/http_response_headers.h"
#include "net/http/structured_headers.h"
#include "url/gurl.h"

namespace net {

namespace {
// Tries to parse a list of ParameterizedItem as a list of strings.
// Returns std::nullopt if unsuccessful.
std::optional<std::vector<std::string>> ParseStringList(
    const std::vector<structured_headers::ParameterizedItem>& items) { … }

}  // namespace

HttpNoVarySearchData::HttpNoVarySearchData() = default;
HttpNoVarySearchData::HttpNoVarySearchData(const HttpNoVarySearchData&) =
    default;
HttpNoVarySearchData::HttpNoVarySearchData(HttpNoVarySearchData&&) = default;
HttpNoVarySearchData::~HttpNoVarySearchData() = default;
HttpNoVarySearchData& HttpNoVarySearchData::operator=(
    const HttpNoVarySearchData&) = default;
HttpNoVarySearchData& HttpNoVarySearchData::operator=(HttpNoVarySearchData&&) =
    default;

bool HttpNoVarySearchData::AreEquivalent(const GURL& a, const GURL& b) const { … }

// static
HttpNoVarySearchData HttpNoVarySearchData::CreateFromNoVaryParams(
    const std::vector<std::string>& no_vary_params,
    bool vary_on_key_order) { … }

// static
HttpNoVarySearchData HttpNoVarySearchData::CreateFromVaryParams(
    const std::vector<std::string>& vary_params,
    bool vary_on_key_order) { … }

// static
base::expected<HttpNoVarySearchData, HttpNoVarySearchData::ParseErrorEnum>
HttpNoVarySearchData::ParseFromHeaders(
    const HttpResponseHeaders& response_headers) { … }

const base::flat_set<std::string>& HttpNoVarySearchData::no_vary_params()
    const { … }

const base::flat_set<std::string>& HttpNoVarySearchData::vary_params() const { … }

bool HttpNoVarySearchData::vary_on_key_order() const { … }
bool HttpNoVarySearchData::vary_by_default() const { … }

// static
base::expected<HttpNoVarySearchData, HttpNoVarySearchData::ParseErrorEnum>
HttpNoVarySearchData::ParseNoVarySearchDictionary(
    const structured_headers::Dictionary& dict) { … }

}  // namespace net