Method operation

src/function/vector_string_functions.cpp:23–35

namespace function {

void BaseLowerUpperFunction::operation(string_t& input, string_t& result,
    ValueVector& resultValueVector, bool isUpper) {
    uint32_t resultLen = getResultLen((char*)input.getData(), input.len, isUpper);
    result.len = resultLen;
    if (resultLen <= string_t::SHORT_STR_LENGTH) {
        convertCase((char*)result.prefix, input.len, (char*)input.getData(), isUpper);
    } else {
        StringVector::reserveString(&resultValueVector, result, resultLen);
        auto buffer = reinterpret_cast<char*>(result.overflowPtr);
        convertCase(buffer, input.len, (char*)input.getData(), isUpper);
        memcpy(result.prefix, buffer, string_t::PREFIX_LENGTH);
    }
}

void BaseStrOperation::operation(string_t& input, string_t& result, ValueVector& resultValueVector,
    uint32_t (*strOperation)(char* data, uint32_t len)) {