Function keywordCompletion

tools/shell/embedded_shell.cpp:235–254

}

void keywordCompletion(std::string buf, std::string prefix, std::string keyword,
    linenoiseCompletions* lc) {
    std::string bufEscaped = regex_replace(buf, specialChars, R"(\$&)");
    if (regex_search(keyword, std::regex("^" + bufEscaped, std::regex_constants::icase))) {
        std::string transformedKeyword = keyword;
        for (size_t i = 0; i < buf.size() && i < keyword.size(); ++i) {
            if (islower(buf[i])) {
                transformedKeyword[i] = tolower(keyword[i]);
            } else if (isupper(buf[i])) {
                transformedKeyword[i] = toupper(keyword[i]);
            }
        }
        // make the rest of the keyword the same case as the last character of buf
        auto caseTransform = islower(buf.back()) ? ::tolower : ::toupper;
        std::transform(keyword.begin() + buf.size(), keyword.end(),
            transformedKeyword.begin() + buf.size(), caseTransform);

        linenoiseAddCompletion(lc, (prefix + transformedKeyword).c_str());
    }
}

void completion(const char* buffer, linenoiseCompletions* lc) {
    std::string buf = std::string(buffer);