From c815e0d288b589ca484a3d789101ab560d47e764 Mon Sep 17 00:00:00 2001
From: Benjamin Ash <bash@intelerad.com>
Date: Wed, 16 Sep 2020 12:32:22 -0400
Subject: [PATCH] engine: make template function map public

Signed-off-by: Benjamin Ash <bash@intelerad.com>
---
 pkg/engine/engine.go      | 2 +-
 pkg/engine/engine_test.go | 2 +-
 pkg/engine/funcs.go       | 4 ++--
 pkg/engine/funcs_test.go  | 4 ++--
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/pkg/engine/engine.go b/pkg/engine/engine.go
index 155d50a38..7be5113ce 100644
--- a/pkg/engine/engine.go
+++ b/pkg/engine/engine.go
@@ -105,7 +105,7 @@ func warnWrap(warn string) string {
 
 // initFunMap creates the Engine's FuncMap and adds context-specific functions.
 func (e Engine) initFunMap(t *template.Template, referenceTpls map[string]renderable) {
-	funcMap := funcMap()
+	funcMap := FuncMap()
 	includedNames := make(map[string]int)
 
 	// Add the 'include' function here so we can close over t.
diff --git a/pkg/engine/engine_test.go b/pkg/engine/engine_test.go
index 87e84c48b..3c95b77c7 100644
--- a/pkg/engine/engine_test.go
+++ b/pkg/engine/engine_test.go
@@ -61,7 +61,7 @@ func TestSortTemplates(t *testing.T) {
 }
 
 func TestFuncMap(t *testing.T) {
-	fns := funcMap()
+	fns := FuncMap()
 	forbidden := []string{"env", "expandenv"}
 	for _, f := range forbidden {
 		if _, ok := fns[f]; ok {
diff --git a/pkg/engine/funcs.go b/pkg/engine/funcs.go
index 92b4c3383..8db45f353 100644
--- a/pkg/engine/funcs.go
+++ b/pkg/engine/funcs.go
@@ -27,7 +27,7 @@ import (
 	"sigs.k8s.io/yaml"
 )
 
-// funcMap returns a mapping of all of the functions that Engine has.
+// FuncMap returns a mapping of all of the functions that Engine has.
 //
 // Because some functions are late-bound (e.g. contain context-sensitive
 // data), the functions may not all perform identically outside of an Engine
@@ -41,7 +41,7 @@ import (
 // These are late-bound in Engine.Render().  The
 // version included in the FuncMap is a placeholder.
 //
-func funcMap() template.FuncMap {
+func FuncMap() template.FuncMap {
 	f := sprig.TxtFuncMap()
 	delete(f, "env")
 	delete(f, "expandenv")
diff --git a/pkg/engine/funcs_test.go b/pkg/engine/funcs_test.go
index 62c63ec2b..06c62fd1e 100644
--- a/pkg/engine/funcs_test.go
+++ b/pkg/engine/funcs_test.go
@@ -103,7 +103,7 @@ func TestFuncs(t *testing.T) {
 
 	for _, tt := range tests {
 		var b strings.Builder
-		err := template.Must(template.New("test").Funcs(funcMap()).Parse(tt.tpl)).Execute(&b, tt.vars)
+		err := template.Must(template.New("test").Funcs(FuncMap()).Parse(tt.tpl)).Execute(&b, tt.vars)
 		assert.NoError(t, err)
 		assert.Equal(t, tt.expect, b.String(), tt.tpl)
 	}
@@ -155,7 +155,7 @@ func TestMerge(t *testing.T) {
 	}
 	tpl := `{{merge .dst .src1 .src2}}`
 	var b strings.Builder
-	err := template.Must(template.New("test").Funcs(funcMap()).Parse(tpl)).Execute(&b, dict)
+	err := template.Must(template.New("test").Funcs(FuncMap()).Parse(tpl)).Execute(&b, dict)
 	assert.NoError(t, err)
 
 	expected := map[string]interface{}{