1 files changed, 34 insertions, 0 deletions
diff --git a/buildSrc/src/main/java/KaptConfigs.kt b/buildSrc/src/main/java/KaptConfigs.kt
new file mode 100644
index 00000000..db1c6d5a
--- /dev/null
+++ b/buildSrc/src/main/java/KaptConfigs.kt
@@ -0,0 +1,34 @@
+import org.gradle.api.Project
+import org.gradle.kotlin.dsl.configure
+import org.jetbrains.kotlin.gradle.plugin.KaptExtension
+
+/** Apply default kapt configs to the [Project]. */
+internal fun Project.configureKapt() {
+  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 }
+}
+
+private val Project.hasDaggerCompilerDependency: Boolean
+  get() =
+    configurations.any { it.dependencies.any { dependency -> dependency.name == "hilt-compiler" } }