Module: Gem::QueryUtils

Instance Method Summary collapse

Methods included from VersionOption

#add_platform_option, #add_prerelease_option, #add_version_option

Methods included from LocalRemoteOptions

#accept_uri_http, #add_bulk_threshold_option, #add_clear_sources_option, #add_local_remote_options, #add_proxy_option, #add_source_option, #add_update_sources_option, #both?, #local?, #remote?

Methods included from Text

#clean_text, #format_text, #levenshtein_distance, #min3, #truncate_text

Instance Method Details

#add_query_optionsObject


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# File 'lib/rubygems/query_utils.rb', line 14

def add_query_options
  add_option('-i', '--[no-]installed',
             'Check for installed gem') do |value, options|
    options[:installed] = value
  end

  add_option('-I', 'Equivalent to --no-installed') do |value, options|
    options[:installed] = false
  end

  add_version_option command, "for use with --installed"

  add_option('-d', '--[no-]details',
             'Display detailed information of gem(s)') do |value, options|
    options[:details] = value
  end

  add_option('--[no-]versions',
             'Display only gem names') do |value, options|
    options[:versions] = value
    options[:details] = false unless value
  end

  add_option('-a', '--all',
             'Display all gem versions') do |value, options|
    options[:all] = value
  end

  add_option('-e', '--exact',
             'Name of gem(s) to query on matches the',
             'provided STRING') do |value, options|
    options[:exact] = value
  end

  add_option('--[no-]prerelease',
             'Display prerelease versions') do |value, options|
    options[:prerelease] = value
  end

  add_local_remote_options
end

#defaults_strObject

:nodoc:


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# File 'lib/rubygems/query_utils.rb', line 56

def defaults_str # :nodoc:
  "--local --name-matches // --no-details --versions --no-installed"
end

#descriptionObject

:nodoc:


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# File 'lib/rubygems/query_utils.rb', line 60

def description # :nodoc:
  <<-EOF
The query command is the basis for the list and search commands.

You should really use the list and search commands instead.  This command
is too hard to use.
  EOF
end

#executeObject


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# File 'lib/rubygems/query_utils.rb', line 69

def execute
  gem_names = Array(options[:name])

  if !args.empty?
    gem_names = options[:exact] ? args.map{|arg| /\A#{Regexp.escape(arg)}\Z/ } : args.map{|arg| /#{arg}/i }
  end

  terminate_interaction(check_installed_gems(gem_names)) if check_installed_gems?

  gem_names.each {|n| show_gems(n) }
end