https://monticore.github.io/monticore/monticore-grammar/javadoc/de/monticore/symbols/basicsymbols/_visitor/BasicSymbolsHandler.html
BasicSymbolsHandler (monticore-grammar 7.9.0-SNAPSHOT API)
declaration: package: de.monticore.symbols.basicsymbols._visitor, interface: BasicSymbolsHandler
grammarsnapshotapi