<BUG>return getConstant(request, getString(request, 1)).equals(request.get(0));}</BUG><CONTEXT>.minimumNumberOfArguments(1).maximumNumberOfArguments(2);if (request.getNumberOfArguments() == 1) {return getConstant(request, getString(request, 0));} else {<extra_id_0>}private String getString(FunctionRequest request, int index) {return request.getEnvironment().getValueEnvironment().getStringConverter().convert(request.get(index));</CONTEXT>
Object constantValue = getConstant(request, getString(request, 1));return request.getEnvironment().getValueEnvironment().getValueComparator().compare(request, constantValue, request.get(0)) == 0;