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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "tools/json_schema_compiler/util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
namespace json_schema_compiler {
namespace util {
namespace {
bool ReportError(const base::Value& from,
base::Value::Type expected,
std::u16string* error) {
DCHECK(error->empty());
*error = base::ASCIIToUTF16(base::StringPrintf(
"expected %s, got %s", base::Value::GetTypeName(expected),
base::Value::GetTypeName(from.type())));
return false; // Always false on purpose.
}
} // namespace
bool PopulateItem(const base::Value& from, int* out) {
if (out && from.is_int()) {
*out = from.GetInt();
return true;
}
return from.is_int();
}
bool PopulateItem(const base::Value& from, int* out, std::u16string* error) {
if (!PopulateItem(from, out))
return ReportError(from, base::Value::Type::INTEGER, error);
return true;
}
bool PopulateItem(const base::Value& from, bool* out) {
if (out && from.is_bool()) {
*out = from.GetBool();
return true;
}
return from.is_bool();
}
bool PopulateItem(const base::Value& from, bool* out, std::u16string* error) {
if (!from.is_bool())
return ReportError(from, base::Value::Type::BOOLEAN, error);
if (out)
*out = from.GetBool();
return true;
}
bool PopulateItem(const base::Value& from, double* out) {
absl::optional<double> maybe_double = from.GetIfDouble();
if (maybe_double.has_value()) {
if (out)
*out = maybe_double.value();
return true;
}
return false;
}
bool PopulateItem(const base::Value& from, double* out, std::u16string* error) {
if (!from.is_double())
return ReportError(from, base::Value::Type::DOUBLE, error);
*out = from.GetDouble();
return true;
}
bool PopulateItem(const base::Value& from, std::string* out) {
if (!from.is_string())
return false;
*out = from.GetString();
return true;
}
bool PopulateItem(const base::Value& from,
std::string* out,
std::u16string* error) {
if (!from.is_string())
return ReportError(from, base::Value::Type::STRING, error);
*out = from.GetString();
return true;
}
bool PopulateItem(const base::Value& from, std::vector<uint8_t>* out) {
if (!from.is_blob())
return false;
*out = from.GetBlob();
return true;
}
bool PopulateItem(const base::Value& from,
std::vector<uint8_t>* out,
std::u16string* error) {
if (!from.is_blob())
return ReportError(from, base::Value::Type::BINARY, error);
*out = from.GetBlob();
return true;
}
bool PopulateItem(const base::Value& from, std::unique_ptr<base::Value>* out) {
*out = base::Value::ToUniquePtrValue(from.Clone());
return true;
}
bool PopulateItem(const base::Value& from,
std::unique_ptr<base::Value>* out,
std::u16string* error) {
*out = base::Value::ToUniquePtrValue(from.Clone());
return true;
}
bool PopulateItem(const base::Value& from,
std::unique_ptr<base::DictionaryValue>* out) {
const base::DictionaryValue* dict = nullptr;
if (!from.GetAsDictionary(&dict))
return false;
*out = dict->CreateDeepCopy();
return true;
}
bool PopulateItem(const base::Value& from,
std::unique_ptr<base::DictionaryValue>* out,
std::u16string* error) {
const base::DictionaryValue* dict = nullptr;
if (!from.GetAsDictionary(&dict))
return ReportError(from, base::Value::Type::DICTIONARY, error);
*out = dict->CreateDeepCopy();
return true;
}
void AddItemToList(const int from, base::ListValue* out) {
out->Append(from);
}
void AddItemToList(const bool from, base::ListValue* out) {
out->Append(from);
}
void AddItemToList(const double from, base::ListValue* out) {
out->Append(from);
}
void AddItemToList(const std::string& from, base::ListValue* out) {
out->Append(from);
}
void AddItemToList(const std::vector<uint8_t>& from, base::ListValue* out) {
out->Append(base::Value(from));
}
void AddItemToList(const std::unique_ptr<base::Value>& from,
base::ListValue* out) {
out->Append(from->Clone());
}
void AddItemToList(const std::unique_ptr<base::DictionaryValue>& from,
base::ListValue* out) {
out->Append(from->CreateDeepCopy());
}
} // namespace util
} // namespace json_schema_compiler
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