bump version to 1.1.0

build.gradle.kts

@@ -1,5 +1,5 @@
 group = "com.infendro"
-version = "1.0.0"
+version = "1.1.0"
 
 repositories {
     mavenCentral()

src/main/kotlin/com/infendro/migration/Migration.kt

@@ -1,5 +1,6 @@
 package com.infendro.migration
 
+import com.infendro.migration.exception.DuplicateMigrationException
 import com.infendro.migration.model.MigrationRepository
 import com.infendro.migration.model.MigrationTable
 import org.jetbrains.exposed.sql.SchemaUtils
@@ -36,6 +37,7 @@ fun migrate(
     }
 }
 
+@Suppress("UNUSED")
 fun migrate(
     configure: Config.() -> Unit
 ) {
@@ -47,10 +49,15 @@ fun migrate(
 class Config {
     internal val migrations: MutableList<Migration> = mutableListOf()
 
+    @Suppress("UNUSED")
     fun migration(
         name: String,
         migrate: Transaction.() -> Unit,
     ) {
+        if (migrations.any { it.name == name }) {
+            throw DuplicateMigrationException(name)
+        }
+
         migrations += Migration(name, migrate)
     }
 

src/main/kotlin/com/infendro/migration/exception/DuplicateMigrationException.kt

@@ -0,0 +1,5 @@
+package com.infendro.migration.exception
+
+class DuplicateMigrationException(
+    val name: String,
+) : Exception()