dyld3/JSON.h

   1 /*
   2  * Copyright (c) 2017 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24
  25
  26 #ifndef __JSON_H__
  27 #define __JSON_H__
  28
  29 #include <string.h>
  30
  31 #include <string>
  32 #include <map>
  33 #include <sstream>
  34 #include <vector>
  35
  36 namespace dyld3 {
  37 namespace json {
  38
  39 enum class NodeValueType {
  40     Default,
  41     String,
  42     RawValue,
  43 };
  44
  45 struct Node
  46 {
  47     NodeValueType               type = NodeValueType::Default;
  48     std::string                 value;
  49     std::map<std::string, Node> map;
  50     std::vector<Node>           array;
  51
  52     inline Node()
  53     : type(NodeValueType::Default), value(), map(), array() { }
  54
  55     inline Node(std::string string)
  56     : type(NodeValueType::String), value(string), map(), array() { }
  57
  58     inline Node(const char *string) : Node(std::string{string}) { }
  59
  60     inline Node(bool b)
  61     : type(NodeValueType::RawValue), value(b ? "true" : "false")
  62     , map(), array() { }
  63
  64     inline Node(int64_t i64)
  65     : type(NodeValueType::RawValue), value(), map(), array()
  66     {
  67         std::ostringstream os{};
  68         os << i64;
  69         value = os.str();
  70     }
  71
  72     inline Node(uint64_t u64)
  73     : type(NodeValueType::RawValue), value(), map(), array()
  74     {
  75         std::ostringstream os{};
  76         os << u64;
  77         value = os.str();
  78     }
  79 };
  80
  81 static inline Node makeNode(std::string value) {
  82     Node node;
  83     node.value = value;
  84     return node;
  85 }
  86
  87 } // namespace json
  88 } // namespace dyld3
  89
  90
  91 #endif // __JSON_H__