fgerlits commented on code in PR #1348:
URL: https://github.com/apache/nifi-minifi-cpp/pull/1348#discussion_r895944533
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libminifi/src/utils/Id.cpp:
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@@ -193,8 +189,8 @@ IdGenerator::~IdGenerator() = default;
uint64_t IdGenerator::getDeviceSegmentFromString(const std::string& str, int
numBits) const {
uint64_t deviceSegment = 0;
- for (size_t i = 0; i < str.length(); i++) {
- unsigned char c = toupper(str[i]);
+ for (auto ch : str) {
+ unsigned char c = toupper(ch);
Review Comment:
The argument of `toupper` needs to fit into an `unsigned char`. We have
`static_cast<unsigned char>` elsewhere, but a `gsl::narrow` may be better.
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