Class: Babushka::DmgAsset

Inherits:
Asset show all
Defined in:
lib/babushka/asset.rb

Constant Summary

Constants inherited from Asset

Asset::ASSET_TYPES

Instance Attribute Summary

Attributes inherited from Asset

#name, #path

Instance Method Summary collapse

Methods inherited from Asset

#build_prefix, #content_subdir, detect_type_by_contents, detect_type_by_extension, #filename, for, #identity_dirs, #initialize, #process_extract, #supported?, #type, type

Methods included from ShellHelpers

cmd_dir, current_username, log_shell, login_shell, raw_shell, shell, shell!, shell?, shell_cmd, sudo, which

Methods included from LogHelpers

debug, deprecated!, log, log_block, log_error, log_ok, log_stderr, log_warn, removed!

Methods included from PathHelpers

cd, in_build_dir, in_download_dir

Constructor Details

This class inherits a constructor from Babushka::Asset

Instance Method Details

#extract(&block) ⇒ Object 



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# File 'lib/babushka/asset.rb', line 127

def extract &block
  in_download_dir {
    output = ShellHelpers.log_shell "Attaching #{filename}", "hdiutil attach '#{filename.p.basename}'"
    if output.nil?
      LogHelpers.log_error "Couldn't mount #{filename.p}."
    elsif (path = mountpoint_for(output)).nil?
      raise "Couldn't find where `hdiutil` mounted #{filename.p}."
    else
      cd(path) {
        block.call(self)
      }.tap {
        ShellHelpers.log_shell "Detaching #{filename}", "hdiutil detach '#{path}'"
      }
    end
  }
end

#mountpoint_for(output) ⇒ Object 



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# File 'lib/babushka/asset.rb', line 144

def mountpoint_for output
  output.scan(/\s+(\/Volumes\/[^\n]+)/).flatten.first
end