evd::JSONFormatter Class Reference

#include <JSONFormatter.h>

Public Member Functions
	JSONFormatter (std::ostream &os)
template<class T >
JSONFormatter &	operator<< (const T &x)
JSONFormatter &	operator<< (double x)
JSONFormatter &	operator<< (float x)
JSONFormatter &	operator<< (int x)
JSONFormatter &	operator<< (const char *x)
template<class T >
JSONFormatter &	operator<< (const std::vector< T > &v)
template<class T , class U >
JSONFormatter &	operator<< (const std::map< T, U > &m)
template<class T >
JSONFormatter &	operator<< (const std::map< std::string, T > &m)
template<class T >
JSONFormatter &	operator<< (const std::map< int, T > &m)
JSONFormatter &	operator<< (const TVector3 &v)

Protected Attributes
std::ostream &	fStream

Detailed Description

Definition at line 15 of file JSONFormatter.h.

Constructor & Destructor Documentation

evd::JSONFormatter::JSONFormatter ( std::ostream &  os )

inline

Definition at line 18 of file JSONFormatter.h.

: fStream(os) {}

Member Function Documentation

template<class T >

JSONFormatter& evd::JSONFormatter::operator<< ( const T &  x )

inline

Definition at line 20 of file JSONFormatter.h.

  {
    static_assert(std::is_arithmetic_v<T> ||
                  std::is_enum_v<T> ||
                  std::is_same_v<T, std::string>);
    fStream << x;
    return *this;
  }

JSONFormatter& evd::JSONFormatter::operator<< ( double  x )

inline

Definition at line 29 of file JSONFormatter.h.

  {
    // "NaN" and "Infinity" are the javascript syntax, but JSON doesn't include
    // these concepts at all. Our options are to send a string, a null, or a
    // number that is unrepresentable and will become Infinity again. I don't
    // know any way to play the same trick with a NaN.
    if(isnan(x)) fStream << "1e999";
    else if(isinf(x)) fStream << "1e999";
    else fStream << x;
    return *this;
  }

JSONFormatter& evd::JSONFormatter::operator<< ( float  x )

inline

Definition at line 41 of file JSONFormatter.h.

{return *this << double(x);}

JSONFormatter& evd::JSONFormatter::operator<< ( int  x )

inline

Definition at line 43 of file JSONFormatter.h.

  {
    fStream << x;
    return *this;
  }

JSONFormatter& evd::JSONFormatter::operator<< ( const char *  x )

inline

Definition at line 49 of file JSONFormatter.h.

  {
    fStream << x;
    return *this;
  }

template<class T >

JSONFormatter& evd::JSONFormatter::operator<< ( const std::vector< T > &  v )

inline

Definition at line 55 of file JSONFormatter.h.

  {
    fStream << "[";
    for(const T& x: v){
      (*this) << x;
      if(&x != &v.back()) (*this) << ", ";
    }
    fStream << "]";
    return *this;
  }

template<class T , class U >

JSONFormatter& evd::JSONFormatter::operator<< ( const std::map< T, U > &  m )

inline

Definition at line 67 of file JSONFormatter.h.

  {
    fStream << "{\n";
    unsigned int n = 0;
    for(auto& it: m){
      (*this) << "  " << it.first << ": " << it.second;
      ++n;
      if(n != m.size()) (*this) << ",\n";
    }
    fStream << "\n}";
    return *this;
  }

template<class T >

JSONFormatter& evd::JSONFormatter::operator<< ( const std::map< std::string, T > &  m )

inline

Definition at line 81 of file JSONFormatter.h.

  {
    fStream << "{\n";
    unsigned int n = 0;
    for(auto& it: m){
      (*this) << "  \"" << it.first << "\": " << it.second;
      ++n;
      if(n != m.size()) (*this) << ",\n";
    }
    fStream << "\n}";
    return *this;
  }

template<class T >

JSONFormatter& evd::JSONFormatter::operator<< ( const std::map< int, T > &  m )

inline

Definition at line 95 of file JSONFormatter.h.

  {
    fStream << "{\n";
    unsigned int n = 0;
    for(auto& it: m){
      (*this) << "  \"" << it.first << "\": " << it.second;
      ++n;
      if(n != m.size()) (*this) << ",\n";
    }
    fStream << "\n}";
    return *this;
  }

JSONFormatter& evd::JSONFormatter::operator<< ( const TVector3 &  v )

inline

Definition at line 108 of file JSONFormatter.h.

  {
    *this << "["
          << v.X() << ", "
          << v.Y() << ", "
          << v.Z() << "]";
    return *this;
  }

Member Data Documentation

std::ostream& evd::JSONFormatter::fStream

protected

Definition at line 118 of file JSONFormatter.h.

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The documentation for this class was generated from the following file:

• JSONFormatter.h