mirror of
https://github.com/darlinghq/darling-dyld.git
synced 2025-02-17 05:27:46 +00:00
152 lines
4.0 KiB
C++
152 lines
4.0 KiB
C++
/*
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* Copyright (c) 2017 Apple Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*/
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#ifndef __JSON_WRITER_H__
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#define __JSON_WRITER_H__
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#include <iostream>
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#include "JSON.h"
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namespace dyld3 {
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namespace json {
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static inline std::string hex(uint64_t value) {
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char buff[64];
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sprintf(buff, "0x%llX", value);
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return buff;
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}
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static inline std::string hex4(uint64_t value) {
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char buff[64];
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sprintf(buff, "0x%04llX", value);
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return buff;
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}
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static inline std::string hex8(uint64_t value) {
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char buff[64];
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sprintf(buff, "0x%08llX", value);
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return buff;
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}
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static inline std::string decimal(uint64_t value) {
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char buff[64];
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sprintf(buff, "%llu", value);
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return buff;
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}
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static inline void indentBy(uint32_t spaces, std::ostream& out) {
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for (uint32_t i=0; i < spaces; ++i) {
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out << " ";
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}
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}
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static inline void printJSON(const Node& node, uint32_t indent = 0, std::ostream& out = std::cout)
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{
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if ( !node.map.empty() ) {
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out << "{";
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bool needComma = false;
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for (const auto& entry : node.map) {
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if ( needComma )
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out << ",";
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out << "\n";
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indentBy(indent+2, out);
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out << "\"" << entry.first << "\": ";
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printJSON(entry.second, indent+2, out);
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needComma = true;
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}
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out << "\n";
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indentBy(indent, out);
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out << "}";
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}
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else if ( !node.array.empty() ) {
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out << "[";
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bool needComma = false;
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for (const auto& entry : node.array) {
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if ( needComma )
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out << ",";
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out << "\n";
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indentBy(indent+2, out);
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printJSON(entry, indent+2, out);
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needComma = true;
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}
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out << "\n";
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indentBy(indent, out);
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out << "]";
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}
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else {
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auto &value = node.value;
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switch (node.type) {
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case NodeValueType::Default:
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case NodeValueType::String:
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if (value.find('"') == std::string::npos) {
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out << "\"" << value << "\"";
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} else {
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std::string escapedString;
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escapedString.reserve(value.size());
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for (char c : value) {
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if (c == '"')
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escapedString += '\\';
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escapedString += c;
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}
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out << "\"" << escapedString << "\"";
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}
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break;
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case NodeValueType::RawValue:
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out << value;
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break;
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}
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}
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if ( indent == 0 )
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out << "\n";
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}
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static inline void streamArrayBegin(bool &needsComma, std::ostream& out = std::cout)
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{
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out << "[";
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needsComma = false;
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}
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static inline void streamArrayNode(bool &needsComma, Node &node, std::ostream& out = std::cout)
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{
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if (needsComma)
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out << ",";
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out << "\n";
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indentBy(2, out);
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printJSON(node, 2, out);
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needsComma = true;
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}
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static inline void streamArrayEnd(bool &needsComma, std::ostream& out = std::cout)
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{
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if (needsComma)
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out << "\n";
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out << "]\n";
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}
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} // namespace json
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} // namespace dyld3
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#endif // __JSON_WRITER_H__
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