lib/em-synchrony/em-mysqlplus.rb in em-synchrony-0.1.5 vs lib/em-synchrony/em-mysqlplus.rb in em-synchrony-0.2.0

@@ -1,9 +1,10 @@
 begin
+  require "mysqlplus"
   require "em-mysqlplus"
 rescue LoadError => error
-  raise "Missing EM-Synchrony dependency: gem install em-mysqlplus"
+  raise "Missing EM-Synchrony dependency: gem install mysqlplus, gem install em-mysqlplus"
 end
 
 module EventMachine
   class MySQL
 
@@ -15,10 +16,12 @@
       cb = Proc.new { |r| f.resume(r) }
       eb = Proc.new { |r| f.resume(r) }
 
       @connection.execute(sql, cb, eb)
 
-      Fiber.yield
+      result = Fiber.yield
+      raise result if Mysql::Error == result.class
+      result
     end
 
   end
 end