std::shared_ptr graphemeBreakIterator()

in platform/cc/shaper/interop.cc [215:240]

• 22 lines of code
• 4 McCabe index (conditional complexity)

        std::shared_ptr<UBreakIterator> graphemeBreakIterator(SkString& text) {
            UErrorCode status = U_ZERO_ERROR;
            
            ICUUText utext(utext_openUTF8(nullptr, text.c_str(), text.size(), &status));
            if (U_FAILURE(status)) {
                SkDEBUGF("utext_openUTF8 error: %s", u_errorName(status));
                return nullptr;
            }

            std::shared_ptr<UBreakIterator> graphemeIter(
                ubrk_open(static_cast<UBreakIteratorType>(UBreakIteratorType::UBRK_CHARACTER), uloc_getDefault(), nullptr, 0, &status),
                [](UBreakIterator* p) { ubrk_close(p); }
            );
            if (U_FAILURE(status)) {
                SkDEBUGF("ubrk_open error: %s", u_errorName(status));
                return nullptr;
            }

            ubrk_setUText(graphemeIter.get(), utext.get(), &status);
            if (U_FAILURE(status)) {
                SkDEBUGF("ubrk_setUText error: %s", u_errorName(status));
                return nullptr;
            }

            return graphemeIter;    
        }