adds generically and optionally typed postgresql jsonb type mapper wrappers

Author: AndriusA

slick-postgres-driver/src/main/scala/org/hatdex/libs/dal/BaseSchemaMigrationImpl.scala

@@ -14,12 +14,12 @@ import com.typesafe.config.Config
 import liquibase.database.DatabaseFactory
 import liquibase.database.jvm.JdbcConnection
 import liquibase.resource.ClassLoaderResourceAccessor
-import liquibase.{Contexts, LabelExpression, Liquibase}
-import org.slf4j.{Logger => Slf4jLogger}
+import liquibase.{ Contexts, LabelExpression, Liquibase }
+import org.slf4j.{ Logger => Slf4jLogger }
 import slick.jdbc.JdbcProfile
 
 import scala.collection.JavaConverters._
-import scala.concurrent.{ExecutionContext, Future, blocking}
+import scala.concurrent.{ ExecutionContext, Future, blocking }
 import scala.util.Try
 
 /**

slick-postgres-driver/src/main/scala/org/hatdex/libs/dal/HATPostgresProfile.scala

@@ -67,6 +67,8 @@ trait HATPostgresProfile extends ExPostgresProfile
     }
 
     val toJson: Rep[String] => Rep[JsValue] = SimpleFunction.unary[String, JsValue]("to_jsonb")
+    def toJsonGeneric[T]: Rep[T] => Rep[JsValue] = SimpleFunction.unary[T, JsValue]("to_jsonb")
+    def toJsonGenericOptional[T](c: Rep[T]) = SimpleFunction[Option[JsValue]]("to_jsonb").apply(Seq(c))
     val toTimestamp: Rep[Double] => Rep[Timestamp] = SimpleFunction.unary[Double, Timestamp]("to_timestamp")
     val datePart: (Rep[String], Rep[DateTime]) => Rep[String] = SimpleFunction.binary[String, DateTime, String]("date_part")
     val datePartTimestamp: (Rep[String], Rep[Timestamp]) => Rep[String] = SimpleFunction.binary[String, Timestamp, String]("date_part")