func (ref archiveReference) NewImageSource(ctx context.Context, sys *types.SystemContext) (types.ImageSource, error) {
	return newImageSource(ctx, ref)
}
func (ref archiveReference) NewImageSource(ctx context.Context, sys *types.SystemContext) (types.ImageSource, error) {
	return newImageSource(ctx, ref)
}
func ( ref archiveReference ) NewImageSource ( ctx context . Context , sys * types . SystemContext ) ( types . ImageSource , error ) { return newImageSource ( ctx , ref ) }
// NewImageSource returns a types.ImageSource for this reference.
// The caller must call .Close() on the returned ImageSource.
NewImageSource returns a types . ImageSource for this reference . The caller must call . Close () on the returned ImageSource .