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Contents
// Copyright (c) 2016-2020 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/json/
#ifndef TAO_JSON_INTERNAL_ESCAPE_HPP
#define TAO_JSON_INTERNAL_ESCAPE_HPP
#include <ostream>
#include <sstream>
#include <string>
#include <string_view>
namespace tao::json::internal
{
inline void escape( std::ostream& os, const std::string_view s )
{
static const char* h = "0123456789abcdef";
const char* p = s.data();
const char* l = p;
const char* const e = s.data() + s.size();
while( p != e ) {
const unsigned char c = *p;
if( c == '\\' ) {
os.write( l, p - l );
l = ++p;
os << "\\\\";
}
else if( c == '"' ) {
os.write( l, p - l );
l = ++p;
os << "\\\"";
}
else if( c < 32 ) {
os.write( l, p - l );
l = ++p;
switch( c ) {
case '\b':
os << "\\b";
break;
case '\f':
os << "\\f";
break;
case '\n':
os << "\\n";
break;
case '\r':
os << "\\r";
break;
case '\t':
os << "\\t";
break;
default:
os << "\\u00" << h[ ( c & 0xf0 ) >> 4 ] << h[ c & 0x0f ];
}
}
else if( c == 127 ) {
os.write( l, p - l );
l = ++p;
os << "\\u007f";
}
else {
++p;
}
}
os.write( l, p - l );
}
[[nodiscard]] inline std::string escape( const std::string_view s )
{
std::ostringstream o;
escape( o, s );
return o.str();
}
} // namespace tao::json::internal
#endif
Version data entries
34 entries across 34 versions & 1 rubygems