Class: Gem::Commands::IsitjrubyCommand

Inherits:
Gem::Command
  • Object
show all
Includes:
Text, VersionOption
Defined in:
lib/rubygems/commands/isitjruby_command.rb

Overview

gem command for querying the jruby status of installed gems

Instance Method Summary collapse

Constructor Details

#initialize ⇒ IsitjrubyCommand

Returns a new instance of IsitjrubyCommand.



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# File 'lib/rubygems/commands/isitjruby_command.rb', line 14

def initialize
  super 'isitjruby', 'Check isitjruby.com for JRuby compatibility',
        :version => Gem::Requirement.default

  add_version_option
end

Instance Method Details

#arguments ⇒ Object

:nodoc:



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# File 'lib/rubygems/commands/isitjruby_command.rb', line 21

def arguments # :nodoc:
  'GEMNAME       name of an installed gem to check for JRuby compatibility'
end

#defaults_str ⇒ Object

:nodoc:



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# File 'lib/rubygems/commands/isitjruby_command.rb', line 25

def defaults_str # :nodoc:
  "--version='>= 0'"
end

#execute ⇒ Object 



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# File 'lib/rubygems/commands/isitjruby_command.rb', line 33

def execute
  name = get_one_gem_name

  dep = Gem::Dependency.new name, options[:version]
  specs = Gem.source_index.search dep

  if specs.empty? then
    alert_error "No installed gem #{dep}"
    terminate_interaction 1
  end

  spec = specs.last

  isitjruby = IsItJRuby.new spec

  comments = isitjruby.comments

  say "#{spec.name} #{spec.version}:    #{isitjruby.url}"

  say '    No reports!' if comments.empty?

  last_seen_version = nil

  comments.each_with_index do |comment, i|
    break if i > 0 and comment['version'] != last_seen_version

    works = comment['works_for_me'] ? 'works' : 'fails'
    platform = comment['platform'].values.join ' ' if comment['platform']

    msg = "#{comment['name']} says #{comment['version']} #{works}"
    msg << " on #{platform}" if platform

    say "    #{msg}"
    say format_text(comment['body'], 68, 8) unless comment['body'].empty?
    say

    last_seen_version = comment['version']
  end
end

#usage ⇒ Object

:nodoc:



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# File 'lib/rubygems/commands/isitjruby_command.rb', line 29

def usage # :nodoc:
  "#{program_name} GEMNAME [options]"
end