public boolean skip(IElementType... tokenTypes) {
        if (current() == null) return false;
        boolean is = is(tokenTypes);
        if (is)
            i++;
        return is;
    }
Advances to the next token, if it is of the given type.

@return true if the current token was of the given type and we advanced it, false
        if it was not and nothing was changed
integration/intellij/src/main/java/ai/vespa/intellij/schema/utils/Tokens.java