| /* |
| * Copyright (c) 2023 The Khronos Group Inc. |
| * Copyright (c) 2023 Valve Corporation |
| * Copyright (c) 2023 LunarG, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and/or associated documentation files (the "Materials"), to |
| * deal in the Materials without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Materials, and to permit persons to whom the Materials are |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice(s) and this permission notice shall be included in |
| * all copies or substantial portions of the Materials. |
| * |
| * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * |
| * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE |
| * USE OR OTHER DEALINGS IN THE MATERIALS. |
| * |
| * Author: Charles Giessen <charles@lunarg.com> |
| */ |
| |
| #pragma once |
| |
| #include <stack> |
| #include <string> |
| #include <utility> |
| |
| // Utility class to simplify the writing of JSON manifest files |
| |
| struct JsonWriter { |
| std::string output; |
| |
| // the bool represents whether an object has been written & a comma is needed |
| std::stack<bool> stack; |
| |
| void StartObject() { |
| CommaAndNewLine(); |
| Indent(); |
| output += "{"; |
| stack.push(false); |
| } |
| void StartKeyedObject(std::string const& key) { |
| CommaAndNewLine(); |
| Indent(); |
| output += "\"" + key + "\": {"; |
| stack.push(false); |
| } |
| void EndObject() { |
| stack.pop(); |
| output += "\n"; |
| Indent(); |
| output += "}"; |
| } |
| void StartKeyedArray(std::string const& key) { |
| CommaAndNewLine(); |
| Indent(); |
| output += "\"" + key + "\": ["; |
| stack.push(false); |
| } |
| void StartArray(std::string key) { |
| CommaAndNewLine(); |
| Indent(); |
| output += "["; |
| stack.push(false); |
| } |
| void EndArray() { |
| stack.pop(); |
| output += "\n"; |
| Indent(); |
| output += "]"; |
| } |
| |
| void AddKeyedString(std::string const& key, std::string const& value) { |
| CommaAndNewLine(); |
| Indent(); |
| output += "\"" + key + "\": \"" + value + "\""; |
| } |
| void AddString(std::string const& value) { |
| CommaAndNewLine(); |
| Indent(); |
| output += "\"" + value + "\""; |
| } |
| |
| void AddKeyedBool(std::string const& key, bool value) { |
| CommaAndNewLine(); |
| Indent(); |
| output += "\"" + key + "\": " + (value ? "true" : "false"); |
| } |
| void AddBool(bool value) { |
| CommaAndNewLine(); |
| Indent(); |
| output += std::string(value ? "true" : "false"); |
| } |
| |
| private: |
| void CommaAndNewLine() { |
| if (stack.size() > 0) { |
| if (stack.top() == false) { |
| stack.top() = true; |
| } else { |
| output += ","; |
| } |
| output += "\n"; |
| } |
| } |
| void Indent() { |
| for (uint32_t i = 0; i < stack.size(); i++) { |
| output += '\t'; |
| } |
| } |
| }; |