From 25800663c143c09d489aa19dc3631f066cf6bdb0 Mon Sep 17 00:00:00 2001
From: Rob Pike <r@golang.org>
Date: Tue, 5 Jan 2010 11:33:06 +1100
Subject: Check for errors when writing fields of a struct.

R=rsc
CC=golang-dev, jack.palevich
http://codereview.appspot.com/183109
---
 src/pkg/json/struct.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/pkg/json/struct.go')

diff --git a/src/pkg/json/struct.go b/src/pkg/json/struct.go
index 4f2a1782c..7b50301e4 100644
--- a/src/pkg/json/struct.go
+++ b/src/pkg/json/struct.go
@@ -366,7 +366,11 @@ func writeStruct(w io.Writer, val *reflect.StructValue) os.Error {
 	for i := 0; i < val.NumField(); i++ {
 		fieldValue := val.Field(i)
 		fmt.Fprintf(w, "%q:", typ.Field(i).Name)
-		writeValue(w, fieldValue)
+
+		if err := writeValue(w, fieldValue); err != nil {
+			return err
+		}
+
 		if i < val.NumField()-1 {
 			fmt.Fprint(w, ",")
 		}
-- 
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