Class: LibGems::Commands::CheckCommand

Inherits:
LibGems::Command show all
Includes:
VersionOption
Defined in:
lib/libgems/commands/check_command.rb

Instance Attribute Summary

Attributes inherited from LibGems::Command

#command, #defaults, #options, #program_name, #summary

Instance Method Summary collapse

Methods included from VersionOption

#add_platform_option, #add_prerelease_option, #add_version_option

Methods inherited from LibGems::Command

add_common_option, #add_extra_args, #add_option, add_specific_extra_args, #arguments, #begins?, build_args, build_args=, common_options, #defaults_str, #description, extra_args, extra_args=, #get_all_gem_names, #get_one_gem_name, #get_one_optional_argument, #handle_options, #handles?, #invoke, #merge_options, #remove_option, #show_help, #show_lookup_failure, specific_extra_args, specific_extra_args_hash, #usage, #when_invoked

Methods included from UserInteraction

#methname

Methods included from DefaultUserInteraction

ui, #ui, ui=, #ui=, use_ui, #use_ui

Constructor Details

#initialize ⇒ CheckCommand

Returns a new instance of CheckCommand.



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# File 'lib/libgems/commands/check_command.rb', line 9

def initialize
  super 'check', 'Check installed gems',
        :verify => false, :alien => false

  add_option(      '--verify FILE',
             'Verify gem file against its internal',
             'checksum') do |value, options|
    options[:verify] = value
  end

  add_option('-a', '--alien', "Report 'unmanaged' or rogue files in the",
             "gem repository") do |value, options|
    options[:alien] = true
  end

  add_option('-v', '--verbose', "Spew more words") do |value, options|
    options[:verbose] = true
  end

  add_option('-t', '--test', "Run unit tests for gem") do |value, options|
    options[:test] = true
  end

  add_version_option 'run tests for'
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/libgems/commands/check_command.rb', line 35

def execute
  if options[:test]
    version = options[:version] || LibGems::Requirement.default
    dep = LibGems::Dependency.new get_one_gem_name, version
    gem_spec = LibGems::SourceIndex.from_installed_gems.search(dep).first
    LibGems::Validator.new.unit_test(gem_spec)
  end

  if options[:alien]
    say "Performing the 'alien' operation"
    say
    gems = get_all_gem_names rescue []
    LibGems::Validator.new.alien(gems).sort.each do |key, val|
      unless val.empty? then
        say "#{key} has #{val.size} problems"
        val.each do |error_entry|
          say "  #{error_entry.path}:"
          say "    #{error_entry.problem}"
        end
      else
        say "#{key} is error-free" if options[:verbose]
      end
      say
    end
  end

  if options[:verify]
    gem_name = options[:verify]
    unless gem_name
      alert_error "Must specify a .gem file with --verify NAME"
      return
    end
    unless File.exist?(gem_name)
      alert_error "Unknown file: #{gem_name}."
      return
    end
    say "Verifying gem: '#{gem_name}'"
    begin
      LibGems::Validator.new.verify_gem_file(gem_name)
    rescue Exception
      alert_error "#{gem_name} is invalid."
    end
  end
end