chromium/components/autofill/core/browser/geo/address_rewriter.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/autofill/core/browser/geo/address_rewriter.h"

#include <memory>
#include <string_view>
#include <unordered_map>

#include "base/i18n/case_conversion.h"
#include "base/no_destructor.h"
#include "base/strings/strcat.h"
#include "base/strings/utf_string_conversions.h"
#include "components/autofill/core/browser/grit/autofill_address_rewriter_resources_map.h"
#include "third_party/re2/src/re2/re2.h"
#include "third_party/zlib/google/compression_utils.h"
#include "ui/base/resource/resource_bundle.h"

namespace autofill {
namespace {

// Aliases for the types used by the compiled rules cache.
CompiledRule;
CompiledRuleVector;
CompiledRuleCache;

// Helper function to convert region to mapping key string.
std::string GetMapKey(const std::string& region) { … }

// Helper function to extract region rules data into |out_data|.
static bool ExtractRegionRulesData(const std::string& region,
                                   std::string* out_data) { … }

// Helper function to populate |compiled_rules| by parsing |data_string|.
void CompileRulesFromData(const std::string& data_string,
                          CompiledRuleVector* compiled_rules) { … }

// The cache of compiled string replacement rules, keyed by region. This class
// is a singleton that compiles the rules for a given region the first time
// they are requested.
class Cache { … };

}  // namespace

// static
std::u16string AddressRewriter::RewriteForCountryCode(
    const AddressCountryCode& country_code,
    const std::u16string& normalized_text) { … }

// static
AddressRewriter AddressRewriter::ForCountryCode(
    const AddressCountryCode& country_code) { … }

// static
AddressRewriter AddressRewriter::ForCustomRules(
    const std::string& custom_rules) { … }

std::u16string AddressRewriter::Rewrite(const std::u16string& text) const { … }

}  // namespace autofill