From 0474bcbcf1e11ca58c02b472a4facf1e5b1e745f Mon Sep 17 00:00:00 2001
From: Andrew Stuart <andrew.stuart2@gmail.com>
Date: Fri, 9 Dec 2016 13:21:48 -0700
Subject: [PATCH] Document ToYaml function

---
 pkg/chartutil/files.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkg/chartutil/files.go b/pkg/chartutil/files.go
index 5aa3ee302..8613044c5 100644
--- a/pkg/chartutil/files.go
+++ b/pkg/chartutil/files.go
@@ -146,6 +146,10 @@ func (f Files) AsSecrets() string {
 	return ToYaml(m)
 }
 
+// ToYaml takes an interface, marshals it to yaml, and returns a string. It will
+// always return a string, even on marshal error (empty string).
+//
+// This is designed to be called from a template.
 func ToYaml(v interface{}) string {
 	data, err := yaml.Marshal(v)
 	if err != nil {