forked from bblanchon/ArduinoJson
61 lines
1.1 KiB
C
61 lines
1.1 KiB
C
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/*
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* Arduino JSON library
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* Benoit Blanchon 2014 - MIT License
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*/
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#pragma once
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#include "StringBuilder.h"
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class JsonObjectBase
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{
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public:
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protected:
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virtual void writeTo(StringBuilder& sb) = 0;
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enum JsonObjectType
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{
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JSON_STRING,
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JSON_NUMBER,
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JSON_BOOLEAN,
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};
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union JsonObjectValue
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{
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const char* string;
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double number;
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bool boolean;
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};
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struct JsonObject
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{
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JsonObjectType type;
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JsonObjectValue value;
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};
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void writeObjectTo(const JsonObject& obj, StringBuilder& sb)
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{
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switch (obj.type)
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{
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case JSON_STRING:
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if (obj.value.string)
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sb.append("\"%s\"", obj.value.string);
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else
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sb.append("null");
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break;
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case JSON_NUMBER:
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sb.append("%lg", obj.value.number);
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break;
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case JSON_BOOLEAN:
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sb.append(obj.value.boolean ? "true" : "false");
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break;
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}
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}
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};
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