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Contents
// Copyright (c) 2017-2022 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/json/
#ifndef TAO_JSON_EVENTS_KEY_SNAKE_CASE_TO_CAMEL_CASE_HPP
#define TAO_JSON_EVENTS_KEY_SNAKE_CASE_TO_CAMEL_CASE_HPP
#include <cctype>
#include <string>
#include <string_view>
namespace tao::json::events
{
template< typename Consumer >
struct key_snake_case_to_camel_case
: Consumer
{
using Consumer::Consumer;
void key( const std::string_view v )
{
std::string r;
r.reserve( v.size() );
bool active = false;
for( const auto c : v ) {
if( active ) {
if( c == '_' ) {
r += c;
}
else if( std::isupper( c ) != 0 ) {
r += '_';
r += c;
active = false;
}
else {
r += static_cast< char >( std::toupper( c ) );
active = false;
}
}
else {
if( c == '_' ) {
active = true;
}
else {
r += c;
}
}
}
if( active ) {
r += '_';
}
Consumer::key( std::move( r ) );
}
};
} // namespace tao::json::events
#endif
Version data entries
7 entries across 7 versions & 1 rubygems