add switch case as string key

2022-11-07 13:01:31 +03:00
parent 9f47c86bc2
commit 7c79befcb2
4 changed files with 68 additions and 2 deletions
--- a/src/utils/utils.hpp
+++ b/src/utils/utils.hpp
@@ -68,4 +68,14 @@ namespace hack::utils
  {
    inline static T id = value;
  };
+
+  // this function can will use
+  // as switch wiht string
+  // switch(case_int("key"))
+  // case case_int("test"): hack::log()("wow!");
+  // case case_int("no_test"): hack::log()("wow!");
+  inline constexpr std::uint32_t case_int(const char* str, std::uint32_t hash = 2166136261UL) 
+  {
+    return *str ? case_int(str + 1, (hash ^ *str) * 16777619ULL) : hash;
+  }
 }