def execute
specs = []
gem = get_one_gem_name
if local? then
source_index = Gem::SourceIndex.from_installed_gems
specs.push(*source_index.search(/\A#{gem}\z/, options[:version]))
end
if remote? then
alert_warning "Remote information is not complete\n\n"
Gem::SourceInfoCache.cache_data.each do |_,sice|
specs.push(*sice.source_index.search(gem, options[:version]))
end
end
if specs.empty? then
alert_error "Unknown gem '#{gem}'"
terminate_interaction 1
end
output = lambda { |spec| say spec.to_yaml; say "\n" }
if options[:all] then
specs.each(&output)
else
spec = specs.sort_by { |spec| spec.version }.last
output[spec]
end
end