Function unicode_cpt_flags_array

smallthinker/src/unicode.cpp:122–152

//}

static std::vector<unicode_cpt_flags> unicode_cpt_flags_array() {
    std::vector<unicode_cpt_flags> cpt_flags(MAX_CODEPOINTS, unicode_cpt_flags::UNDEFINED);

    assert (unicode_ranges_flags.begin()[0].first == 0);
    assert (unicode_ranges_flags.begin()[unicode_ranges_flags.size()-1].first == MAX_CODEPOINTS);
    for (size_t i = 1; i < unicode_ranges_flags.size(); ++i) {
        const auto range_ini = unicode_ranges_flags.begin()[i-1];  // codepoint_ini, flags
        const auto range_end = unicode_ranges_flags.begin()[i];    // codepoint_end, flags
        for (uint32_t cpt = range_ini.first; cpt < range_end.first; ++cpt) {
            cpt_flags[cpt] = range_ini.second;
        }
    }

    for (auto cpt : unicode_set_whitespace) {
        cpt_flags[cpt].is_whitespace = true;
    }

    for (auto p : unicode_map_lowercase) {
        cpt_flags[p.second].is_lowercase = true;
    }

    for (auto p : unicode_map_uppercase) {
        cpt_flags[p.second].is_uppercase = true;
    }

    for (auto &range : unicode_ranges_nfd) {  // start, last, nfd
        cpt_flags[range.nfd].is_nfd = true;
    }

    return cpt_flags;
}

static std::unordered_map<uint8_t, std::string> unicode_byte_to_utf8_map() {
    std::unordered_map<uint8_t, std::string> map;