_n literal operator

taokayan · Aug 9, 2018 · a94ca1c · a94ca1c
1 parent 32baafc
commit a94ca1c
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/libraries/eosiolib/types.hpp b/libraries/eosiolib/types.hpp
@@ -119,7 +119,7 @@ namespace eosio {
        * @brief Conversion Operator
        * @return uint64_t - Converted result
        */
-      operator uint64_t()const { return value; }
+      constexpr operator uint64_t()const { return value; }
 
       // keep in sync with name::operator string() in eosio source code definition for name
       std::string to_string() const {
@@ -218,3 +218,12 @@ inline bool operator==(const checksum160& lhs, const checksum160& rhs) {
 inline bool operator!=(const checksum160& lhs, const checksum160& rhs) {
    return memcmp(&lhs, &rhs, sizeof(lhs)) != 0;
 }
+
+/**
+ * name literal operator
+ * 
+ * @brief "foo"_n is a shortcut for name{eosio::string_to_name("foo")}
+ */
+inline constexpr eosio::name operator""_n(const char* s, std::size_t) {
+   return {eosio::string_to_name(s)};
+}