From 3c6c09d00a32a6d3e20724a9284244d15e8b4d7e Mon Sep 17 00:00:00 2001
From: Dale Bustad <dale@divmain.com>
Date: Mon, 7 Mar 2016 02:35:31 -0800
Subject: [PATCH] Only detect indent if babel-generator is provided code
 string, vs multi-source object.

---
 packages/babel-generator/src/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/babel-generator/src/index.js b/packages/babel-generator/src/index.js
index f65d065520..9c4e08672d 100644
--- a/packages/babel-generator/src/index.js
+++ b/packages/babel-generator/src/index.js
@@ -71,7 +71,7 @@ export class CodeGenerator extends Printer {
 
   static normalizeOptions(code, opts, tokens) {
     let style = "  ";
-    if (code) {
+    if (code && typeof code === "string") {
       let indent = detectIndent(code).indent;
       if (indent && indent !== " ") style = indent;
     }