Configuring compilation to java 8

build.gradle.kts

@@ -1,3 +1,4 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 import org.jetbrains.kotlin.gradle.dsl.KotlinVersion
 import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.*
 import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.plugin.xomrk
@@ -14,7 +15,7 @@ buildscript {
 }
 
 group = "ru.landgrafhomyak.db"
-version = "0.1"
+version = "0.2"
 
 repositories {
 	mavenCentral()
@@ -27,11 +28,25 @@ xomrk {
 		optInContracts()
 		explicitApi()
 
-		jvm()
+		jvmToolchain(8)
+		jvm {
+			compilations.configureEach {
+				compileJavaTaskProvider?.configure {
+					targetCompatibility = "1.8"
+				}
+				compileTaskProvider.configure {
+					compilerOptions {
+						jvmTarget = JvmTarget.JVM_1_8
+					}
+				}
+			}
+		}
 
 		sourceSets {
+			val kotlinStdlibDependency = "org.jetbrains.kotlin:kotlin-stdlib:${this@kotlin.coreLibrariesVersion}"
 			jvmMain {
 				dependencies {
+					compileOnly(kotlinStdlibDependency)
 					compileOnly("com.intellij:annotations:9.0.4")
 					implementation("ru.landgrafhomyak.utility:highlevel-try-finally:0.5")
 				}

gradle.properties

@@ -0,0 +1 @@
+kotlin.stdlib.default.dependency=false