std::string AlibabaCloud::PDS::UrlEncode()

in sdk/src/utils/Utils.cc [50:68]

• 17 lines of code
• 8 McCabe index (conditional complexity)

std::string AlibabaCloud::PDS::UrlEncode(const std::string & src)
{
    std::stringstream dest;
    static const char *hex = "0123456789ABCDEF";
    unsigned char c;

    for (size_t i = 0; i < src.size(); i++) {
        c = src[i];
        if (isalnum(c) || (c == '-') || (c == '_') || (c == '.') || (c == '~')) {
            dest << c;
        } else if (c == ' ') {
            dest << "%20";
        } else {
            dest << '%' << hex[c >> 4] << hex[c & 15];
        }
    }

    return dest.str();
}