Method Image

cli/command/formatter/container.go:182–213

Image returns the container's image reference. If the trunc option is set, the image's registry digest can be included.

()

// Image returns the container's image reference. If the trunc option is set,
// the image's registry digest can be included.
func (c *ContainerContext) Image() string {
	if c.c.Image == "" {
		return "<no image>"
	}
	if !c.trunc {
		return c.c.Image
	}
	if trunc := TruncateID(c.c.ImageID); trunc == TruncateID(c.c.Image) {
		return trunc
	}
	ref, err := reference.ParseNormalizedNamed(c.c.Image)
	if err != nil {
		return c.c.Image
	}

	if _, ok := ref.(reference.Digested); ok {
		// strip the digest, but preserve the tag (if any)
		var tag string
		if t, ok := ref.(reference.Tagged); ok {
			tag = t.Tag()
		}
		ref = reference.TrimNamed(ref)
		if tag != "" {
			if out, err := reference.WithTag(ref, tag); err == nil {
				ref = out
			}
		}
	}

	// Format as "familiar" name with "docker.io[/library]" trimmed.
	return reference.FamiliarString(ref)
}

// Command returns's the container's command. If the trunc option is set, the
// returned command is truncated (ellipsized).