Tasmota/lib/default/jsmn-shadinger-1.0/src/JsonGenerator.h

73 lines
2.2 KiB
C++

/*
JsonGenerator.h - lightweight JSON generator
Copyright (C) 2021 Stephan Hadinger
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __JSON_GENERATOR__
#define __JSON_GENERATOR__
#include <Arduino.h>
#include <string.h>
#include <stdlib.h>
extern String EscapeJSONString(const char *str);
/*********************************************************************************************\
* JSON Generator for Arrays
\*********************************************************************************************/
class JsonGeneratorArray {
public:
JsonGeneratorArray(): val(F("[]")) {} // start with empty array
void add(uint32_t uval32);
void add(int32_t uval32);
void addStrRaw(const char * sval);
void addStr(const char * sval);
inline String &toString(void) { return val; }
protected:
void pre(void);
void post(void) { val += ']'; }
String val;
};
/*********************************************************************************************\
* JSON Generator for Objects
\*********************************************************************************************/
class JsonGeneratorObject {
public:
JsonGeneratorObject(): val(F("{}")) {} // start with empty object
void add(const char* key, uint32_t uval32);
void add(const char* key, int32_t uval32);
void add(const char* key, const String & str);
void addHex32(const char* key, uint32_t uval32);
void addStrRaw(const char* key, const char * sval);
void addStr(const char* key, const char * sval);
inline String &toString(void) { return val; }
protected:
void pre(const char * key);
void post(void) { val += '}'; }
String val;
};
#endif // __JSON_PARSER__