lexerAtom : lexerTerminal | LEXER_CHAR_SET | ANY

def visitLexerAtom(self, ctx: jsgParser.LexerAtomContext):
        """ lexerAtom : lexerTerminal | LEXER_CHAR_SET | ANY """
        if ctx.LEXER_CHAR_SET() or ctx.ANY():
            self._rulePattern += str(ctx.getText())
        else:
            self.visitChildren(ctx)