Avoid overwriting the content of the template file

Signed-off-by: wawa0210 <xiaozhang0210@hotmail.com>

cmd/helm/template.go

@@ -82,7 +82,6 @@ func newTemplateCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
 				var manifests bytes.Buffer
 				fmt.Fprintln(&manifests, strings.TrimSpace(rel.Manifest))
 				if !client.DisableHooks {
-					fileWritten := make(map[string]bool)
 					for _, m := range rel.Hooks {
 						if client.OutputDir == "" {
 							fmt.Fprintf(&manifests, "---\n# Source: %s\n%s\n", m.Path, m.Manifest)
@@ -91,11 +90,10 @@ func newTemplateCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
 							if client.UseReleaseName {
 								newDir = filepath.Join(client.OutputDir, client.ReleaseName)
 							}
-							err = writeToFile(newDir, m.Path, m.Manifest, fileWritten[m.Path])
+							err = writeToFile(newDir, m.Path, m.Manifest, true)
 							if err != nil {
 								return err
 							}
-							fileWritten[m.Path] = true
 						}
 
 					}