make headerfunc unexported

Author: engnke

pkg/chipingress/auth.go

@@ -14,9 +14,9 @@ type HeaderProvider interface {
 	Headers(ctx context.Context) (map[string]string, error)
 }
 
-type HeaderProviderFunc func(ctx context.Context) (map[string]string, error)
+type headerProviderFunc func(ctx context.Context) (map[string]string, error)
 
-func (f HeaderProviderFunc) Headers(ctx context.Context) (map[string]string, error) {
+func (f headerProviderFunc) Headers(ctx context.Context) (map[string]string, error) {
 	return f(ctx)
 }
 

pkg/chipingress/client.go

@@ -234,7 +234,7 @@ func WithTracerProvider(provider trace.TracerProvider) Opt {
 
 func WithNOPLookup() Opt {
 	return func(c *clientConfig) {
-		c.nopInfoHeaderProvider = HeaderProviderFunc(func(ctx context.Context) (map[string]string, error) {
+		c.nopInfoHeaderProvider = headerProviderFunc(func(ctx context.Context) (map[string]string, error) {
 			return map[string]string{
 				"x-include-nop-info": "true",
 			}, nil