Function WithScope

core/remotes/docker/scope.go:58–67

WithScope appends a custom registry auth scope to the context.

(ctx context.Context, scope string)

// WithScope appends a custom registry auth scope to the context.
func WithScope(ctx context.Context, scope string) context.Context {
	var scopes []string
	if v := ctx.Value(tokenScopesKey{}); v != nil {
		scopes = v.([]string)
		scopes = append(scopes, scope)
	} else {
		scopes = []string{scope}
	}
	return context.WithValue(ctx, tokenScopesKey{}, scopes)
}

// ContextWithAppendPullRepositoryScope is used to append repository pull
// scope into existing scopes indexed by the tokenScopesKey{}.