Workaround to make generated by kapt code visible to IDE

Author: svtk

gradle/kotlin-dagger/build.gradle

@@ -15,6 +15,7 @@ buildscript {
 
 apply plugin: 'kotlin'
 apply plugin: 'kotlin-kapt'
+apply plugin: 'idea'
 
 repositories {
     jcenter()
@@ -26,3 +27,13 @@ dependencies {
     compile "com.google.dagger:dagger:$dagger_version"
     kapt "com.google.dagger:dagger-compiler:$dagger_version"
 }
+
+// At the moment for non-Android projects you need to explicitly
+// mark the code generated by kapt as 'generated source code'
+// for correct highlighting and resolve in IDE.
+idea {
+    module {
+        sourceDirs += file('build/generated/source/kapt/main')
+        generatedSourceDirs += file('build/generated/source/kapt/main')
+    }
+}