build-logic/kotlin-plugins: add android and kapt plugins

build-logic/kotlin-plugins/build.gradle.kts

@@ -1,6 +1,15 @@
-plugins { `kotlin-dsl` }
+/*
+ * Copyright © 2014-2021 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+plugins {
+  `kotlin-dsl`
+  `kotlin-dsl-precompiled-script-plugins`
+}
 
 dependencies {
+  implementation(libs.build.agp)
   implementation(libs.build.binarycompat)
   implementation(libs.build.kotlin)
   implementation(libs.build.spotless)

build-logic/kotlin-plugins/src/main/kotlin/com.github.android-password-store.kotlin-android.gradle.kts

@@ -0,0 +1,9 @@
+/*
+ * Copyright © 2014-2021 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+plugins {
+  kotlin("android")
+  id("com.github.android-password-store.kotlin-common")
+}

build-logic/kotlin-plugins/src/main/kotlin/com.github.android-password-store.kotlin-kapt.gradle.kts

@@ -0,0 +1,45 @@
+/*
+ * Copyright © 2014-2021 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+import org.gradle.api.Project
+import org.gradle.kotlin.dsl.configure
+import org.jetbrains.kotlin.gradle.plugin.KaptExtension
+
+plugins {
+  kotlin("android")
+  kotlin("kapt")
+}
+
+afterEvaluate {
+  extensions.configure<KaptExtension> {
+    javacOptions {
+      if (hasDaggerCompilerDependency()) {
+        // https://dagger.dev/dev-guide/compiler-options#fastinit-mode
+        option("-Adagger.fastInit=enabled")
+        // Enable the better, experimental error messages
+        // https://github.com/google/dagger/commit/0d2505a727b54f47b8677f42dd4fc5c1924e37f5
+        option("-Adagger.experimentalDaggerErrorMessages=enabled")
+        // Share test components for when we start leveraging Hilt for tests
+        // https://github.com/google/dagger/releases/tag/dagger-2.34
+        option("-Adagger.hilt.shareTestComponents=true")
+        // KAPT nests errors causing real issues to be suppressed in CI logs
+        option("-Xmaxerrs", 500)
+        // Enables per-module validation for faster error detection
+        // https://github.com/google/dagger/commit/325b516ac6a53d3fc973d247b5231fafda9870a2
+        option("-Adagger.moduleBindingValidation=ERROR")
+      }
+    }
+  }
+}
+// disable kapt tasks for unit tests
+tasks.matching { it.name.startsWith("kapt") && it.name.endsWith("UnitTestKotlin") }.configureEach {
+  enabled = false
+}
+
+fun Project.hasDaggerCompilerDependency(): Boolean {
+  return configurations.any {
+    it.dependencies.any { dependency -> dependency.name == "hilt-compiler" }
+  }
+}

build-logic/kotlin-plugins/src/main/kotlin/com.github.android-password-store.spotless.gradle.kts

@@ -2,6 +2,7 @@
  * Copyright © 2014-2021 The Android Password Store Authors. All Rights Reserved.
  * SPDX-License-Identifier: GPL-3.0-only
  */
+
 plugins { id("com.diffplug.spotless") }
 
 spotless {