Hyperiso/JsonParser_8h_source.html

#ifndef JSONPARSER_H

#define JSONPARSER_H


#include <memory>

#include <string>

#include <cctype>

#include <stdexcept>

#include <algorithm>

#include <stack>


#include "DBNode.h"

#include "IParser.h"

#include "Logger.h"


class JSONParser : public IParser {

public:

    std::shared_ptr<DBNode> parse(const std::string& input) const override;


    void writeToFile(const std::string& filename, const std::shared_ptr<DBNode>& root) const override;


    std::shared_ptr<DBNode> readFromFile(const std::string& filename) const override;


    std::shared_ptr<DBNode> parseObject(const std::string& input, size_t& index) const;


    std::string parseString(const std::string& input, size_t& index) const;


    DBNode::Value parseValue(const std::string& input, size_t& index) const;


    double parseNumber(const std::string& input, size_t& index) const;


    void skipWhitespace(const std::string& input, size_t& index) const;


    std::shared_ptr<DBNode> parseArray(const std::string& input, size_t& index) const;


};


#endif // PARSER_H

DBNode.h
Hierarchical key–value tree with JSON/YAML serialization.

IParser.h
Abstract interface for (de)serializing data as DBNode trees.

Logger.h

DBNode::Value
std::variant< BlockName, int, double, bool, std::shared_ptr< DBNode >, std::vector< std::shared_ptr< DBNode > > > Value
Variant type used to store values in the tree.
Definition DBNode.h:45

IParser
Abstract base class for data parsers.
Definition IParser.h:30

JSONParser
JSON implementation of the IParser interface.
Definition JsonParser.h:42

JSONParser::writeToFile
void writeToFile(const std::string &filename, const std::shared_ptr< DBNode > &root) const override
Serializes a DBNode tree to a JSON file.
Definition JsonParser.cpp:103

JSONParser::parseArray
std::shared_ptr< DBNode > parseArray(const std::string &input, size_t &index) const
Parses a JSON array starting at the current position.
Definition JsonParser.cpp:57

JSONParser::parseValue
DBNode::Value parseValue(const std::string &input, size_t &index) const
Parses any JSON value at the current position.
Definition JsonParser.cpp:43

JSONParser::parseObject
std::shared_ptr< DBNode > parseObject(const std::string &input, size_t &index) const
Parses a JSON object starting at the given index.
Definition JsonParser.cpp:9

JSONParser::readFromFile
std::shared_ptr< DBNode > readFromFile(const std::string &filename) const override
Reads a JSON file and parses it into a DBNode tree.
Definition JsonParser.cpp:113

JSONParser::parseNumber
double parseNumber(const std::string &input, size_t &index) const
Parses a JSON number (integer or floating point).
Definition JsonParser.cpp:74

JSONParser::parse
std::shared_ptr< DBNode > parse(const std::string &input) const override
Parses a JSON document from an in-memory string.
Definition JsonParser.cpp:3

JSONParser::parseString
std::string parseString(const std::string &input, size_t &index) const
Parses a JSON string literal.
Definition JsonParser.cpp:31

JSONParser::skipWhitespace
void skipWhitespace(const std::string &input, size_t &index) const
Skips whitespace characters in the input string.
Definition JsonParser.cpp:99