From 64f4209119e5a77cb4bc719cbec0e560a493a8bc Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Sun, 7 Jun 2015 02:45:06 +0100
Subject: [PATCH] recurse into type casts when trying to get it's expression -
 fixes #facebook/react-native#1526

---
 src/babel/transformation/transformers/other/flow.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/babel/transformation/transformers/other/flow.js b/src/babel/transformation/transformers/other/flow.js
index 1a06f4196e..2cce1ec2e8 100644
--- a/src/babel/transformation/transformers/other/flow.js
+++ b/src/babel/transformation/transformers/other/flow.js
@@ -1,3 +1,5 @@
+import * as t from "../../../types";
+
 export var metadata = {
   group: "builtin-trailing"
 };
@@ -23,7 +25,10 @@ export function Func/*tion*/(node) {
 }
 
 export function TypeCastExpression(node) {
-  return node.expression;
+  do {
+    node = node.expression;
+  } while(t.isTypeCastExpression(node));
+  return node;
 }
 
 export function ImportDeclaration(node) {