From 09351996a4deb74afa3c530c29b8f8315be1b256 Mon Sep 17 00:00:00 2001
From: Jae Kwon <jae@tendermint.com>
Date: Thu, 3 Dec 2015 09:51:10 -0800
Subject: [PATCH] Add GenesisDoc.SaveAs utility method

---
 types/genesis.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/types/genesis.go b/types/genesis.go
index 6f0eaa9f3..b9ff7e8e9 100644
--- a/types/genesis.go
+++ b/types/genesis.go
@@ -29,6 +29,12 @@ type GenesisDoc struct {
 	AppHash     []byte             `json:"app_hash"`
 }
 
+// Utility method for saving GenensisDoc as JSON file.
+func (genDoc *GenesisDoc) SaveAs(file string) error {
+	genDocBytes := wire.JSONBytes(genDoc)
+	return WriteFile(file, genDocBytes)
+}
+
 //------------------------------------------------------------
 // Make genesis state from file