Distinguish if a package comes from a foreign module (#84)

* Distinguish if a package comes from a foreign module

* Fix the compiler testings

* Update stability

* Add thrid party model example

Author: skydoves

app-model/.gitignore

@@ -0,0 +1 @@
+/build

app-model/api/app-model.api

@@ -0,0 +1,26 @@
+public final class com/skydoves/myapplication/model/ThirdPartyModel {
+	public fun <init> (Ljava/lang/String;I)V
+	public final fun component1 ()Ljava/lang/String;
+	public final fun component2 ()I
+	public final fun copy (Ljava/lang/String;I)Lcom/skydoves/myapplication/model/ThirdPartyModel;
+	public static synthetic fun copy$default (Lcom/skydoves/myapplication/model/ThirdPartyModel;Ljava/lang/String;IILjava/lang/Object;)Lcom/skydoves/myapplication/model/ThirdPartyModel;
+	public fun equals (Ljava/lang/Object;)Z
+	public final fun getCount ()I
+	public final fun getName ()Ljava/lang/String;
+	public fun hashCode ()I
+	public fun toString ()Ljava/lang/String;
+}
+
+public final class com/skydoves/myapplication/model/ThirdPartyModelStable {
+	public fun <init> (Ljava/lang/String;I)V
+	public final fun component1 ()Ljava/lang/String;
+	public final fun component2 ()I
+	public final fun copy (Ljava/lang/String;I)Lcom/skydoves/myapplication/model/ThirdPartyModelStable;
+	public static synthetic fun copy$default (Lcom/skydoves/myapplication/model/ThirdPartyModelStable;Ljava/lang/String;IILjava/lang/Object;)Lcom/skydoves/myapplication/model/ThirdPartyModelStable;
+	public fun equals (Ljava/lang/Object;)Z
+	public final fun getCount ()I
+	public final fun getName ()Ljava/lang/String;
+	public fun hashCode ()I
+	public fun toString ()Ljava/lang/String;
+}
+

app-model/build.gradle.kts

@@ -0,0 +1,27 @@
+/*
+ * Designed and developed by 2025 skydoves (Jaewoong Eum)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+plugins {
+  alias(libs.plugins.kotlin.jvm)
+}
+
+java {
+  sourceCompatibility = JavaVersion.VERSION_11
+  targetCompatibility = JavaVersion.VERSION_11
+}
+
+dependencies {
+  compileOnly(libs.androidx.compose.runtime.annotation)
+}

app-model/src/main/AndroidManifest.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Designed and developed by 2025 skydoves (Jaewoong Eum)
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+</manifest>

app-model/src/main/kotlin/com/skydoves/myapplication/model/ThirdPartyModel.kt

@@ -0,0 +1,29 @@
+/*
+ * Designed and developed by 2025 skydoves (Jaewoong Eum)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.skydoves.myapplication.model
+
+import androidx.compose.runtime.Stable
+
+data class ThirdPartyModel(
+  val name: String,
+  val count: Int,
+)
+
+@Stable
+data class ThirdPartyModelStable(
+  val name: String,
+  val count: Int,
+)

app/build.gradle.kts

@@ -59,6 +59,8 @@ android {
 }
 
 dependencies {
+  implementation(project(":app-model"))
+
   implementation(platform(libs.androidx.compose.bom))
   implementation(libs.androidx.activity.compose)
   implementation(libs.androidx.compose.ui)

app/src/main/kotlin/com/skydoves/myapplication/MainActivity.kt

@@ -47,7 +47,8 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.ViewModel
-import com.skydoves.compose.stability.runtime.IgnoreStabilityReport
+import com.skydoves.myapplication.model.ThirdPartyModel
+import com.skydoves.myapplication.model.ThirdPartyModelStable
 import com.skydoves.myapplication.models.ImmutableData
 import com.skydoves.myapplication.models.MyClass2
 import com.skydoves.myapplication.models.NormalClass
@@ -56,7 +57,6 @@ import com.skydoves.myapplication.models.StableSealedClass
 import com.skydoves.myapplication.models.StableUser
 import com.skydoves.myapplication.models.UnstableUser
 import kotlinx.collections.immutable.ImmutableList
-import java.lang.StringBuilder
 
 class MainActivity : ComponentActivity() {
   override fun onCreate(savedInstanceState: Bundle?) {
@@ -165,6 +165,20 @@ fun StableUserCard(user: StableUser) {
   }
 }
 
+@Composable
+fun ThirdPartyCard(
+  thirdPartyModel: ThirdPartyModel,
+  thirdPartyModelStable: ThirdPartyModelStable,
+) {
+  Card {
+    Column(modifier = Modifier.padding(16.dp)) {
+      Text("Stable User")
+      Text("Name: ${thirdPartyModel.name}")
+      Text("Age: ${thirdPartyModelStable.count}")
+    }
+  }
+}
+
 @Composable
 fun Card(
   modifier: Modifier = Modifier,
@@ -366,7 +380,7 @@ fun ActionButton(
  * These are only used in Android Studio previews, not in production.
  */
 @com.skydoves.compose.stability.runtime.IgnoreStabilityReport
-@androidx.compose.ui.tooling.preview.Preview(showBackground = true)
+@Preview(showBackground = true)
 @Composable
 fun StableUserCardPreview() {
   StableUserCard(StableUser("Preview User", 25))

app/stability/app.stability

@@ -211,6 +211,14 @@ public fun com.skydoves.myapplication.Test8(items: kotlinx.collections.immutable
   params:
     - items: STABLE (known stable type)
 
+@Composable
+public fun com.skydoves.myapplication.ThirdPartyCard(thirdPartyModel: com.skydoves.myapplication.model.ThirdPartyModel, thirdPartyModelStable: com.skydoves.myapplication.model.ThirdPartyModelStable): kotlin.Unit
+  skippable: true
+  restartable: true
+  params:
+    - thirdPartyModel: STABLE (class with no mutable properties)
+    - thirdPartyModelStable: STABLE (marked @Stable or @Immutable)
+
 @Composable
 public fun com.skydoves.myapplication.TrackedActionButton(text: kotlin.String, onClick: kotlin.Function0<kotlin.Unit>): kotlin.Unit
   skippable: true

build.gradle.kts

@@ -17,7 +17,7 @@ plugins {
 }
 
 apiValidation {
-  ignoredProjects.addAll(listOf("app"))
+  ignoredProjects.addAll(listOf("app", "app-model"))
 }
 
 subprojects {

compiler-tests/src/test/kotlin/com/skydoves/compose/stability/compiler/tests/StabilityTestConfigurator.kt

@@ -47,7 +47,10 @@ class StabilityTestConfigurator(testServices: TestServices) :
 
     // Register IR generation extension for backend transformations
     IrGenerationExtension.registerExtension(
-      StabilityAnalyzerIrGenerationExtension(""),
+      StabilityAnalyzerIrGenerationExtension(
+        stabilityOutputDir = "",
+        projectDependencies = "",
+      ),
     )
   }
 }