[core] Make enum ↔ string conversion more generic-friendly

Rewrite enum.hpp in such a way that parseConstant can be defined generically for all enumerated types.

While there, properly validated enumerated property values.

1 files changed, 2 insertions, 1 deletions

diff --git a/platform/darwin/src/log_nslog.mm b/platform/darwin/src/log_nslog.mm
index a2e31968ab..49583ae3c4 100644
--- a/platform/darwin/src/log_nslog.mm
+++ b/platform/darwin/src/log_nslog.mm
@@ -1,4 +1,5 @@
 #include <mbgl/platform/log.hpp>
+#include <mbgl/util/enum.hpp>
 
 #import <Foundation/Foundation.h>
 
@@ -7,7 +8,7 @@ namespace mbgl {
 void Log::platformRecord(EventSeverity severity, const std::string &msg) {
     NSString *message =
         [[NSString alloc] initWithBytes:msg.data() length:msg.size() encoding:NSUTF8StringEncoding];
-    NSLog(@"[%s] %@", EventSeverityClass(severity).c_str(), message);
+    NSLog(@"[%s] %@", Enum<EventSeverity>::toString(severity), message);
 }
 
 }