public WordsScanner getWordsScanner() {
        // TODO: Not used at the moment (?) as we search by brute force
        return new DefaultWordsScanner(new SdLexerAdapter(),
                                       TokenSet.create(SdTypes.ID_REG,
                                                       SdTypes.IDENTIFIER_VAL,
                                                       SdTypes.IDENTIFIER_WITH_DASH_VAL),
                                       TokenSet.create(SdTypes.COMMENT),
                                       TokenSet.create(SdTypes.STRING_REG, SdTypes.INTEGER_REG, SdTypes.FLOAT_REG));
    }
This class is used for the extension (in plugin.xml), to enable "find Usages" window using the plugin code.

@author Shahar Ariel
integration/intellij/src/main/java/ai/vespa/intellij/schema/findUsages/SdFindUsagesProvider.java