gen/writers/metadata.go
func (c *MetadataWriter) WriteMetadata(d *gen.APIDescriptor, w io.Writer) error {
	resources := make([]*gen.Resource, len(d.ResourceNames))
	for i, n := range d.ResourceNames {
		resources[i] = d.Resources[n]
	}
	return c.resourceTmpl.Execute(w, resources)
}
func (c *MetadataWriter) WriteMetadata(d *gen.APIDescriptor, w io.Writer) error {
	resources := make([]*gen.Resource, len(d.ResourceNames))
	for i, n := range d.ResourceNames {
		resources[i] = d.Resources[n]
	}
	return c.resourceTmpl.Execute(w, resources)
}
// WriteMetadata writes the data structures that describe the API resources and actions.