Parcelable: Add declaration checker

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/constructors.kt

@@ -0,0 +1,28 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcelable
+
+@MagicParcel
+class A : Parcelable
+
+@MagicParcel
+class B(val firstName: String, val secondName: String) : Parcelable
+
+@MagicParcel
+class C(val firstName: String, <error descr="[PARCELABLE_CONSTRUCTOR_PARAMETER_SHOULD_BE_VAL_OR_VAR] 'Parcelable' constructor parameter should be 'val' or 'var'">secondName</error>: String) : Parcelable
+
+@MagicParcel
+class D(val firstName: String, vararg val secondName: String) : Parcelable
+
+@MagicParcel
+class E(val firstName: String, val secondName: String) : Parcelable {
+    constructor() : this("", "")
+}
+
+@MagicParcel
+class <error descr="[PARCELABLE_SHOULD_HAVE_PRIMARY_CONSTRUCTOR] 'Parcelable' should have a primary constructor">F</error> : Parcelable {
+    constructor(a: String) {
+        println(a)
+    }
+}

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/modality.kt

@@ -0,0 +1,31 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcelable
+
+@MagicParcel
+open class Open(val foo: String) : Parcelable
+
+@MagicParcel
+class Final(val foo: String) : Parcelable
+
+@MagicParcel
+<error descr="[PARCELABLE_SHOULD_BE_INSTANTIABLE] 'Parcelable' should not be a 'sealed' or 'abstract' class">abstract</error> class Abstract(val foo: String) : Parcelable
+
+@MagicParcel
+<error descr="[PARCELABLE_SHOULD_BE_INSTANTIABLE] 'Parcelable' should not be a 'sealed' or 'abstract' class">sealed</error> class Sealed(val foo: String) : Parcelable {
+    class X : Sealed("")
+}
+
+class Outer {
+    @MagicParcel
+    <error descr="[PARCELABLE_CANT_BE_INNER_CLASS] 'Parcelable' can't be an inner class">inner</error> class Inner(val foo: String) : Parcelable
+}
+
+fun foo() {
+    @MagicParcel
+    <error descr="[PARCELABLE_SHOULD_BE_CLASS] 'Parcelable' should be a class">object</error> : Parcelable {}
+
+    @MagicParcel
+    class <error descr="[NO_PARCELABLE_SUPERTYPE] No 'Parcelable' supertype"><error descr="[PARCELABLE_CANT_BE_LOCAL_CLASS] 'Parcelable' can't be a local class">Local</error></error> {}
+}

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/notMagicParcel.kt

@@ -0,0 +1,11 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcel
+import android.os.Parcelable
+
+@Suppress("UNUSED_PARAMETER")
+class User(firstName: String, secondName: String, val age: Int) : Parcelable {
+    override fun writeToParcel(p0: Parcel?, p1: Int) {}
+    override fun describeContents() = 0
+}

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/properties.kt

@@ -0,0 +1,20 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcelable
+
+@MagicParcel
+class A(val firstName: String) : Parcelable {
+    val <warning descr="[PROPERTY_WONT_BE_SERIALIZED] Property would not be serialized into a 'Parcel'. Add '@Transient' annotation to it">secondName</warning>: String = ""
+
+    val <warning descr="[PROPERTY_WONT_BE_SERIALIZED] Property would not be serialized into a 'Parcel'. Add '@Transient' annotation to it">delegated</warning> by lazy { "" }
+
+    lateinit var <warning descr="[PROPERTY_WONT_BE_SERIALIZED] Property would not be serialized into a 'Parcel'. Add '@Transient' annotation to it">lateinit</warning>: String
+
+    val customGetter: String
+        get() = ""
+
+    var customSetter: String
+        get() = ""
+        set(v) {}
+}

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/simple.kt

@@ -0,0 +1,7 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcelable
+
+@MagicParcel
+class User(val firstName: String, val secondName: String, val age: Int) : Parcelable

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/withoutParcelableSupertype.kt

@@ -0,0 +1,20 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcelable
+
+@MagicParcel
+class <error descr="[NO_PARCELABLE_SUPERTYPE] No 'Parcelable' supertype">Without</error>(val firstName: String, val secondName: String, val age: Int)
+
+@MagicParcel
+class With(val firstName: String, val secondName: String, val age: Int) : Parcelable
+
+interface MyParcelableIntf : Parcelable
+
+abstract class MyParcelableCl : Parcelable
+
+@MagicParcel
+class WithIntfSubtype(val firstName: String, val secondName: String, val age: Int) : MyParcelableIntf
+
+@MagicParcel
+class WithClSubtype(val firstName: String, val secondName: String, val age: Int) : MyParcelableCl()

plugins/android-extensions/android-extensions-idea/testData/android/parcel/checker/wrongAnnotationTarget.kt

@@ -0,0 +1,25 @@
+package test
+
+import kotlinx.android.parcel.MagicParcel
+import android.os.Parcelable
+
+@MagicParcel
+interface <error descr="[PARCELABLE_SHOULD_BE_CLASS] 'Parcelable' should be a class">Intf</error> : Parcelable
+
+@MagicParcel
+object <error descr="[PARCELABLE_SHOULD_BE_CLASS] 'Parcelable' should be a class">Obj</error>
+
+class A {
+    @MagicParcel
+    companion <error descr="[PARCELABLE_SHOULD_BE_CLASS] 'Parcelable' should be a class">object</error> {
+        fun foo() {}
+    }
+}
+
+@MagicParcel
+enum class <error descr="[PARCELABLE_SHOULD_BE_CLASS] 'Parcelable' should be a class">Enum</error> {
+    WHITE, BLACK
+}
+
+@MagicParcel
+annotation class <error descr="[PARCELABLE_SHOULD_BE_CLASS] 'Parcelable' should be a class">Anno</error>