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// Copyright 2017 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 "testing/libfuzzer/proto/json_proto_converter.h"
using namespace json_proto;
void JsonProtoConverter::AppendArray(const ArrayValue& array_value) {
data_ << '[';
bool need_comma = false;
for (const auto& value : array_value.value()) {
// Trailing comma inside of an array makes JSON invalid, avoid adding that.
if (need_comma)
data_ << ',';
else
need_comma = true;
AppendValue(value);
}
data_ << ']';
}
void JsonProtoConverter::AppendNumber(const NumberValue& number_value) {
if (number_value.has_float_value()) {
data_ << number_value.float_value().value();
} else if (number_value.has_exponent_value()) {
auto value = number_value.exponent_value();
data_ << value.base();
data_ << (value.use_uppercase() ? 'E' : 'e');
data_ << value.exponent();
} else if (number_value.has_exponent_frac_value()) {
auto value = number_value.exponent_value();
data_ << value.base();
data_ << (value.use_uppercase() ? 'E' : 'e');
data_ << value.exponent();
} else {
data_ << number_value.integer_value().value();
}
}
void JsonProtoConverter::AppendObject(const JsonObject& json_object) {
data_ << '{' << '"' << json_object.name() << '"' << ':';
AppendValue(json_object.value());
data_ << '}';
}
void JsonProtoConverter::AppendValue(const JsonValue& json_value) {
if (json_value.has_object_value()) {
AppendObject(json_value.object_value());
} else if (json_value.has_array_value()) {
AppendArray(json_value.array_value());
} else if (json_value.has_number_value()) {
AppendNumber(json_value.number_value());
} else if (json_value.has_string_value()) {
data_ << '"' << json_value.string_value().value() << '"';
} else if (json_value.has_boolean_value()) {
data_ << (json_value.boolean_value().value() ? "true" : "false");
} else {
data_ << "null";
}
}
std::string JsonProtoConverter::Convert(const JsonObject& json_object) {
AppendObject(json_object);
return data_.str();
}
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