module Docker::Porcelain::Image
Private Class Methods
repo_tag_to_hash(repo = nil, tag = nil)
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# File lib/docker/porcelain/image.rb, line 70 def self.repo_tag_to_hash repo = nil, tag = nil return {} unless repo repo, tag = repo.split ':' unless tag { 'repo' => repo, 'tag' => tag } end
Public Instance Methods
parent()
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@return [Docker::Image] the parent image @return [nil] if the image is +FROM scratch+
# File lib/docker/porcelain/image.rb, line 33 def parent return nil if (parent = info['Parent']).empty? Docker::Porcelain::Image[parent] end
tag(*args)
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Tag the image @overload tag(repo, tag, opts)
@param [String] repo the repository to tag in @param [String] tag the new tag @option opts [Boolean] force whether to replace the tag if it already exists
@overload tag(repo_tag, opts)
@param [String] repo_tag the repository to tag in with optional tag; in 'repo:tag' or 'repo' format @option opts [Boolean] force whether to replace the tag if it already exists
@overload tag(opts)
@option opts [String] repo the repository to tag in @option opts [String] tag the new tag @option opts [Boolean] force whether to replace the tag if it already exists
@return [void]
Calls superclass method
# File lib/docker/porcelain/image.rb, line 55 def tag *args strargs, rest = args.partition { |arg| arg.respond_to? :to_str } # rest should be [opts] or empty rest.length < 2 or fail ArgumentError, 'expected args: [repo [tag]] [options]' opts = rest.first || {} super opts.merge Image.repo_tag_to_hash *strargs end