Added inline tree attributes

Summary:
This is temporary solution to get to parity with the old plugin. In future would like to make this more flexible on the desktop side

Additionally getData was renamed to getAttributes for consistency

Reviewed By: lblasa

Differential Revision: D41845248

fbshipit-source-id: 50e94a7712f5d42938229134e212cef5d379475d

android/plugins/litho/src/main/java/com/facebook/flipper/plugins/uidebugger/litho/descriptors/DebugComponentDescriptor.kt

@@ -72,7 +72,9 @@ class DebugComponentDescriptor(val register: DescriptorRegister) : NodeDescripto
   private val StateId =
       MetadataRegister.register(MetadataRegister.TYPE_ATTRIBUTE, NAMESPACE, "Litho State")
 
-  override fun getData(node: DebugComponent): MaybeDeferred<Map<MetadataId, InspectableObject>> {
+  override fun getAttributes(
+      node: DebugComponent
+  ): MaybeDeferred<Map<MetadataId, InspectableObject>> {
     return Deferred {
       val attributeSections = mutableMapOf<MetadataId, InspectableObject>()
 
@@ -101,4 +103,17 @@ class DebugComponentDescriptor(val register: DescriptorRegister) : NodeDescripto
   override fun getTags(node: DebugComponent): Set<String> = setOf(BaseTags.Declarative, LithoTag)
 
   override fun getSnapshot(node: DebugComponent, bitmap: Bitmap?): Bitmap? = null
+
+  override fun getInlineAttributes(node: DebugComponent): Map<String, String> {
+    val attributes = mutableMapOf<String, String>()
+    val key = node.key
+    val testKey = node.testKey
+    if (key != null && key.trim { it <= ' ' }.length > 0) {
+      attributes["key"] = key
+    }
+    if (testKey != null && testKey.trim { it <= ' ' }.length > 0) {
+      attributes["testKey"] = testKey
+    }
+    return attributes
+  }
 }

android/plugins/litho/src/main/java/com/facebook/flipper/plugins/uidebugger/litho/descriptors/LithoViewDescriptor.kt

@@ -36,7 +36,7 @@ object LithoViewDescriptor : ChainedDescriptor<LithoView>() {
       MetadataRegister.register(
           MetadataRegister.TYPE_ATTRIBUTE, NAMESPACE, "isIncrementalMountEnabled")
 
-  override fun onGetData(
+  override fun onGetAttributes(
       node: LithoView,
       attributeSections: MutableMap<MetadataId, InspectableObject>
   ) {

android/plugins/litho/src/main/java/com/facebook/flipper/plugins/uidebugger/litho/descriptors/TextDrawableDescriptor.kt

@@ -25,7 +25,7 @@ object TextDrawableDescriptor : ChainedDescriptor<TextDrawable>() {
 
   private val TextAttributeId =
       MetadataRegister.register(MetadataRegister.TYPE_ATTRIBUTE, NAMESPACE, "text")
-  override fun onGetData(
+  override fun onGetAttributes(
       node: TextDrawable,
       attributeSections: MutableMap<MetadataId, InspectableObject>
   ) {