Add specific exception for rendering raw text outside of <Text>

This matched the iOS implementation and is a more explicit exception for the most common case.

ReactAndroid/src/main/java/com/facebook/react/uimanager/ReactShadowNodeImpl.java

@@ -13,6 +13,7 @@
 import com.facebook.infer.annotation.Assertions;
 import com.facebook.react.common.build.ReactBuildConfig;
 import com.facebook.react.uimanager.annotations.ReactPropertyHolder;
+import com.facebook.react.views.text.ReactRawTextShadowNode;
 import com.facebook.yoga.YogaAlign;
 import com.facebook.yoga.YogaBaselineFunction;
 import com.facebook.yoga.YogaConfig;
@@ -226,13 +227,21 @@ public void addChildAt(ReactShadowNodeImpl child, int i) {
  if (mYogaNode != null && !isYogaLeafNode()) {
  YogaNode childYogaNode = child.mYogaNode;
  if (childYogaNode == null) {
- throw new RuntimeException(
- "Cannot add a child that doesn't have a YogaNode to a parent without a measure "
- + "function! (Trying to add a '"
- + child.toString()
- + "' to a '"
- + toString()
- + "')");
+
+ if (child instanceof ReactRawTextShadowNode) {
+ throw new RuntimeException(
+ "Raw text cannot be used outside of a <Text> tag. Not rendering string: '"
+ + ((ReactRawTextShadowNode) child).getText()
+ + "'");
+ } else {
+ throw new RuntimeException(
+ "Cannot add a child that doesn't have a YogaNode to a parent without a measure "
+ + "function! (Trying to add a '"
+ + child.toString()
+ + "' to a '"
+ + toString()
+ + "')");
+ }
  }
  mYogaNode.addChildAt(childYogaNode, i);
  }