# class Gem::Commands::QueryCommand

### Public Class Methods

new(name = 'query', summary = 'Query gem information in local or remote repositories') click to toggle source
Calls superclass method `Gem::Command::new`

    # File lib/rubygems/commands/query_command.rb, line 20
    def initialize(name = 'query',
                   summary = 'Query gem information in local or remote repositories')
      super name, summary,
           :name => //, :domain => :local, :details => false, :versions => true,
           :installed => nil, :version => Gem::Requirement.default

      add_option('-n', '--name-matches REGEXP',
                 'Name of gem(s) to query on matches the',
                 'provided REGEXP') do |value, options|
        options[:name] = /#{value}/i
      end

      add_query_options
    end

### Public Instance Methods

deprecation_warning() click to toggle source

    # File lib/rubygems/commands/query_command.rb, line 13
    def deprecation_warning
      warning_without_suggested_alternatives

      message = "It is recommended that you use `gem search` or `gem list` instead.\n"
      alert_warning message unless Gem::Deprecate.skip
    end

Also aliased as: warning_without_suggested_alternatives
warning_without_suggested_alternatives()
Alias for: deprecation_warning