if ( !( langData[ langCode ] instanceof mw.Map ) ) {
langData[ langCode ] = new mw.Map();
}
- langData[ langCode ].set( dataKey, value );
+ if ( arguments.length > 2 ) {
+ langData[ langCode ].set( dataKey, value );
+ } else {
+ langData[ langCode ].set( dataKey );
+ }
}
};