Current File : //opt/alt/ruby18/lib64/ruby/site_ruby/1.8/rubygems/doc_manager.rb
#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++
require 'rubygems'
##
# The documentation manager generates RDoc and RI for RubyGems.
class Gem::DocManager
include Gem::UserInteraction
@configured_args = []
def self.configured_args
@configured_args ||= []
end
def self.configured_args=(args)
case args
when Array
@configured_args = args
when String
@configured_args = args.split
end
end
##
# Load RDoc from a gem if it is available, otherwise from Ruby's stdlib
def self.load_rdoc
begin
gem 'rdoc'
rescue Gem::LoadError
# use built-in RDoc
end
begin
require 'rdoc/rdoc'
@rdoc_version = if defined? RDoc::VERSION then
Gem::Version.new RDoc::VERSION
else
Gem::Version.new '1.0.1' # HACK parsing is hard
end
rescue LoadError => e
raise Gem::DocumentError,
"ERROR: RDoc documentation generator not installed: #{e}"
end
end
def self.rdoc_version
@rdoc_version
end
##
# Updates the RI cache for RDoc 2 if it is installed
def self.update_ri_cache
load_rdoc rescue return
return unless defined? RDoc::VERSION # RDoc 1 does not have VERSION
require 'rdoc/ri/driver'
options = {
:use_cache => true,
:use_system => true,
:use_site => true,
:use_home => true,
:use_gems => true,
:formatter => RDoc::RI::Formatter,
}
RDoc::RI::Driver.new(options).class_cache
end
##
# Create a document manager for +spec+. +rdoc_args+ contains arguments for
# RDoc (template etc.) as a String.
def initialize(spec, rdoc_args="")
require 'fileutils'
@spec = spec
@doc_dir = spec.doc_dir
@rdoc_args = rdoc_args.nil? ? [] : rdoc_args.split
end
##
# Is the RDoc documentation installed?
def rdoc_installed?
File.exist?(File.join(@doc_dir, "rdoc"))
end
##
# Is the RI documentation installed?
def ri_installed?
File.exist?(File.join(@doc_dir, "ri"))
end
##
# Generate the RI documents for this gem spec.
#
# Note that if both RI and RDoc documents are generated from the same
# process, the RI docs should be done first (a likely bug in RDoc will cause
# RI docs generation to fail if run after RDoc).
def generate_ri
setup_rdoc
install_ri # RDoc bug, ri goes first
FileUtils.mkdir_p @doc_dir unless File.exist?(@doc_dir)
end
##
# Generate the RDoc documents for this gem spec.
#
# Note that if both RI and RDoc documents are generated from the same
# process, the RI docs should be done first (a likely bug in RDoc will cause
# RI docs generation to fail if run after RDoc).
def generate_rdoc
setup_rdoc
install_rdoc
FileUtils.mkdir_p @doc_dir unless File.exist?(@doc_dir)
end
##
# Generate and install RDoc into the documentation directory
def install_rdoc
rdoc_dir = File.join @doc_dir, 'rdoc'
FileUtils.rm_rf rdoc_dir
say "Installing RDoc documentation for #{@spec.full_name}..."
run_rdoc '--op', rdoc_dir
end
##
# Generate and install RI into the documentation directory
def install_ri
ri_dir = File.join @doc_dir, 'ri'
FileUtils.rm_rf ri_dir
say "Installing ri documentation for #{@spec.full_name}..."
run_rdoc '--ri', '--op', ri_dir
end
##
# Run RDoc with +args+, which is an ARGV style argument list
def run_rdoc(*args)
args << @spec.rdoc_options
args << self.class.configured_args
args << @spec.require_paths.clone
args << @spec.extra_rdoc_files
args << '--title' << "#{@spec.full_name} Documentation"
args << '--quiet'
args = args.flatten.map do |arg| arg.to_s end
if self.class.rdoc_version >= Gem::Version.new('2.4.0') then
args.delete '--inline-source'
args.delete '--promiscuous'
args.delete '-p'
args.delete '--one-file'
# HACK more
end
debug_args = args.dup
r = RDoc::RDoc.new
old_pwd = Dir.pwd
Dir.chdir @spec.full_gem_path
say "rdoc #{args.join ' '}" if Gem.configuration.really_verbose
begin
r.document args
rescue Errno::EACCES => e
dirname = File.dirname e.message.split("-")[1].strip
raise Gem::FilePermissionError.new(dirname)
rescue Interrupt => e
raise e
rescue Exception => ex
alert_error "While generating documentation for #{@spec.full_name}"
ui.errs.puts "... MESSAGE: #{ex}"
ui.errs.puts "... RDOC args: #{debug_args.join(' ')}"
ui.errs.puts "\t#{ex.backtrace.join "\n\t"}" if
Gem.configuration.backtrace
terminate_interaction 1
ensure
Dir.chdir old_pwd
end
end
def setup_rdoc
if File.exist?(@doc_dir) && !File.writable?(@doc_dir) then
raise Gem::FilePermissionError.new(@doc_dir)
end
FileUtils.mkdir_p @doc_dir unless File.exist?(@doc_dir)
self.class.load_rdoc
end
##
# Remove RDoc and RI documentation
def uninstall_doc
base_dir = @spec.base_dir
raise Gem::FilePermissionError.new base_dir unless File.writable? base_dir
# TODO: ok... that's twice... ugh
old_name = [
@spec.name, @spec.version, @spec.original_platform].join '-'
doc_dir = @spec.doc_dir
unless File.directory? doc_dir then
doc_dir = File.join File.dirname(doc_dir), old_name
end
ri_dir = @spec.ri_dir
unless File.directory? ri_dir then
ri_dir = File.join File.dirname(ri_dir), old_name
end
FileUtils.rm_rf doc_dir
FileUtils.rm_rf ri_dir
end
end
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