allow unpacking of json map into Go map,

now that reflection supports it.

R=r
http://go/go-review/1015008

1 files changed, 4 insertions, 0 deletions

diff --git a/src/pkg/json/parse.go b/src/pkg/json/parse.go
index af610b5d1..ba291e940 100644
--- a/src/pkg/json/parse.go
+++ b/src/pkg/json/parse.go
@@ -296,6 +296,9 @@ type Builder interface {
 	// Create sub-Builders
 	Elem(i int) Builder;
 	Key(s string) Builder;
+
+	// Flush changes to parent Builder if necessary.
+	Flush();
 }
 
 func parse(lex *_Lexer, build Builder) bool {
@@ -392,6 +395,7 @@ Switch:
 	if ok {
 		lex.Next();
 	}
+	build.Flush();
 	return ok;
 }