perf: CommonCode module

src/common_code/common_code.cc

@@ -45,16 +45,16 @@ CommonCode::CommonCode(const std::string &common_code_str) {
     code = common_code;
 }
 
-std::string CommonCode::to_string(bool shorten) const {
+std::string CommonCode::to_string(bool shorten) const { // convert uint64_t code to string
     char result[10]; // max length 9-bits
     sprintf(result, "%09lX", code);
     if (shorten) { // remove `0` after common code
         if (code == 0x000000000) {
-            return "0"; // special case
+            return "0"; // special case -> only one `0`
         }
         result[9 - last_zero_num(code) / 4] = '\0'; // truncate string
     }
-    return result;
+    return result; // char* -> std::string
 }
 
 bool CommonCode::check(uint64_t common_code) { // check whether common code is valid
@@ -63,6 +63,7 @@ bool CommonCode::check(uint64_t common_code) { // check whether common code is v
         return false; // invalid common code
     }
 
+    /// ensure that there are >= 2 space blocks
     uint32_t fill_num = 0, space_num = 0;
     auto range = Common::range_reverse((uint32_t)common_code); // get common code range
     for (int i = 0; i < 32; i += 2) { // traverse range

src/common_code/common_code.h

@@ -5,13 +5,13 @@
 
 class CommonCode {
 public:
-    explicit CommonCode(uint64_t common_code);
-    explicit CommonCode(const std::string &common_code_str);
-
     uint64_t unwrap() const;
     static bool check(uint64_t common_code);
     std::string to_string(bool shorten = false) const;
 
+    explicit CommonCode(uint64_t common_code);
+    explicit CommonCode(const std::string &common_code_str);
+
 private:
     uint64_t code;
 };

src/main.cc

@@ -6,77 +6,74 @@
 
 #include <thread>
 
-void get_status() {
-    switch (BasicRanges::status()) {
-        case BasicRanges::NO_INIT:
-            std::cout << "basic ranges no init" << std::endl;
-            break;
-        case BasicRanges::BUILDING:
-            std::cout << "basic ranges building" << std::endl;
-            break;
-        case BasicRanges::AVAILABLE:
-            std::cout << "basic ranges available" << std::endl;
-            break;
-    }
-
-    switch (AllCases::status()) {
-        case AllCases::NO_INIT:
-            std::cout << "all cases no init" << std::endl;
-            break;
-        case AllCases::BUILDING:
-            std::cout << "all cases building" << std::endl;
-            break;
-        case AllCases::AVAILABLE:
-            std::cout << "all cases available" << std::endl;
-            break;
-    }
-}
+//void get_status() {
+//    switch (BasicRanges::status()) {
+//        case BasicRanges::NO_INIT:
+//            std::cout << "basic ranges no init" << std::endl;
+//            break;
+//        case BasicRanges::BUILDING:
+//            std::cout << "basic ranges building" << std::endl;
+//            break;
+//        case BasicRanges::AVAILABLE:
+//            std::cout << "basic ranges available" << std::endl;
+//            break;
+//    }
+//
+//    switch (AllCases::status()) {
+//        case AllCases::NO_INIT:
+//            std::cout << "all cases no init" << std::endl;
+//            break;
+//        case AllCases::BUILDING:
+//            std::cout << "all cases building" << std::endl;
+//            break;
+//        case AllCases::AVAILABLE:
+//            std::cout << "all cases available" << std::endl;
+//            break;
+//    }
+//}
 
 int main() {
 
-    printf("%p\n", BasicRanges::build);
-    printf("%p\n", AllCases::build);
-
-    printf("%p\n", BasicRanges::status);
-    printf("%p\n", AllCases::status);
-
-    printf("%p\n", BasicRanges::fetch);
-    printf("%p\n", AllCases::fetch);
-
-    get_status();
-    BasicRanges::build();
-    get_status();
-    AllCases::build();
-    get_status();
-
-    std::cout << BasicRanges::fetch()->size() << std::endl;
-
-    uint32_t sum = 0;
-    for (auto const &all_case : *AllCases::fetch()) {
-        sum += all_case.size();
-        std::cout << "  " << all_case.size() << std::endl;
-    }
-    std::cout << sum << std::endl;
+//    printf("%p\n", BasicRanges::build);
+//    printf("%p\n", AllCases::build);
+//
+//    printf("%p\n", BasicRanges::status);
+//    printf("%p\n", AllCases::status);
+//
+//    printf("%p\n", BasicRanges::fetch);
+//    printf("%p\n", AllCases::fetch);
+//
+//    get_status();
+//    BasicRanges::build();
+//    get_status();
+//    AllCases::build();
+//    get_status();
+//
+//    std::cout << BasicRanges::fetch()->size() << std::endl;
+//
+//    uint32_t sum = 0;
+//    for (auto const &all_case : *AllCases::fetch()) {
+//        sum += all_case.size();
+//        std::cout << "  " << all_case.size() << std::endl;
+//    }
+//    std::cout << sum << std::endl;
+//
+//    std::cout << AllCases::fetch() << std::endl;
+//    std::cout << AllCases::BasicRanges::fetch() << std::endl;
+//    std::cout << BasicRanges::fetch() << std::endl;
 
-    std::cout << AllCases::fetch() << std::endl;
-    std::cout << AllCases::BasicRanges::fetch() << std::endl;
-    std::cout << BasicRanges::fetch() << std::endl;
 
+    std::cout << CommonCode::check(0x123456789) << std::endl;
+    std::cout << CommonCode::check(0x4FEA13400) << std::endl;
 
-//    std::cout << CommonCode::check(0x123456789) << std::endl;
-//    std::cout << CommonCode::check(0x4FEA13400) << std::endl;
-//
-//    // TODO: should we return a CommonCode object like String::new(...) in rust?
-//    printf("%09lX\n", CommonCode::from_string("1A9bF0c0"));
-//    std::cout << CommonCode::to_string(0x1A9BF0C00) << std::endl;
-//    std::cout << CommonCode::to_string(0x1A9BF0C00, true) << std::endl;
+    printf("%09lX\n", CommonCode("1A9bF0c0").unwrap());
+    std::cout << CommonCode(0x1A9BF0C00).to_string() << std::endl;
+    std::cout << CommonCode(0x1A9BF0C00).to_string(true) << std::endl;
 
-//    auto c = CommonCode("1A9bF0c0");
-//    std::cout << c.to_string(true) << std::endl;
-//    std::cout << c.to_string() << std::endl;
-//    printf("%09lX\n", c.unwrap());
-//
-//    std::cout << CommonCode(0x1A9BF0C00).to_string() << std::endl;
+    auto c = CommonCode("4Fea13400");
+    std::cout << c.to_string(true) << std::endl;
+    std::cout << c.to_string() << std::endl;
+    printf("%09lX\n", c.unwrap());
 
 
 //    std::cout << ShortCode::check_mode() << std::endl;

src/short_code/short_code.h

@@ -13,7 +13,6 @@ public:
     static enum Mode check_mode();
     static void speed_up(enum Mode mode);
 
-
 private:
     static std::mutex map_building;
     static bool fast_mode_available;