src/main/kotlin/fr/postgresjson/migration/Function.kt

@@ -37,6 +37,7 @@ data class Function(
     )
 
     override fun up(): Status {
+        return try {
             try {
                 connection.sendQuery(up.script)
             } catch (e: CompletionException) {
@@ -55,10 +56,14 @@ data class Function(
                     doExecute = Action.OK
                 }
 
-        return Status.OK
+            Status.OK
+        } catch (e: Throwable) {
+            Status.UP_FAIL
+        }
     }
 
     override fun down(): Status {
+        return try {
             connection.sendQuery(down.script)
 
             this::class.java.classLoader
@@ -66,7 +71,10 @@ data class Function(
                 .readText()
                 .let { connection.sendQuery(it, listOf(down.name)) }
 
-        return Status.OK
+            Status.OK
+        } catch (e: Throwable) {
+            Status.DOWN_FAIL
+        }
     }
 
     override fun test(): Status {

src/main/kotlin/fr/postgresjson/migration/Migrations.kt

@@ -29,7 +29,7 @@ interface Migration {
     fun down(): Status
     fun test(): Status
 
-    enum class Status(i: Int) { OK(2), UP_FAIL(0), DOWN_FAIL(1) }
+    enum class Status(val i: Int) { OK(2), UP_FAIL(0), DOWN_FAIL(1) }
     enum class Action { OK, UP, DOWN }
 }