lib/lightgbm/ffi.rb in lightgbm-0.1.7 vs lib/lightgbm/ffi.rb in lightgbm-0.1.8

@@ -3,14 +3,14 @@
     extend ::FFI::Library
 
     begin
       ffi_lib LightGBM.ffi_lib
     rescue LoadError => e
-      raise e if ENV["LIGHTGBM_DEBUG"]
-      if e.message.include?("libomp")
-        raise LoadError, "Could not find OpenMP"
+      if e.message.include?("Library not loaded: /usr/local/opt/libomp/lib/libomp.dylib") && e.message.include?("Reason: image not found")
+        raise LoadError, "OpenMP not found. Run `brew install libomp`"
+      else
+        raise e
       end
-      raise LoadError, "Could not find LightGBM"
     end
 
     # https://github.com/microsoft/LightGBM/blob/master/include/LightGBM/c_api.h
     # keep same order