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# frozen_string_literal: true
require_relative "../command"
unless defined? Gem::Commands::GenerateIndexCommand
class Gem::Commands::GenerateIndexCommand < Gem::Command
module RubygemsTrampoline
def description # :nodoc:
<<~EOF
The generate_index command has been moved to the rubygems-generate_index gem.
EOF
end
def execute
alert_error "Install the rubygems-generate_index gem for the generate_index command"
end
def invoke_with_build_args(args, build_args)
name = "rubygems-generate_index"
spec = begin
Gem::Specification.find_by_name(name)
rescue Gem::LoadError
require "rubygems/dependency_installer"
Gem.install(name, Gem::Requirement.default, Gem::DependencyInstaller::DEFAULT_OPTIONS).find {|s| s.name == name }
end
# remove the methods defined in this file so that the methods defined in the gem are used instead,
# and without a method redefinition warning
%w[description execute invoke_with_build_args].each do |method|
RubygemsTrampoline.remove_method(method)
end
self.class.singleton_class.remove_method(:new)
spec.activate
Gem.load_plugin_files spec.matches_for_glob("rubygems_plugin#{Gem.suffix_pattern}")
self.class.new.invoke_with_build_args(args, build_args)
end
end
private_constant :RubygemsTrampoline
# remove_method(:initialize) warns, but removing new does not warn
def self.new
command = allocate
command.send(:initialize, "generate_index", "Generates the index files for a gem server directory (requires rubygems-generate_index)")
command
end
prepend(RubygemsTrampoline)
end
end
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