Top Level Namespace

Includes:
FastRI::Util::MagicHelp, WEBrick

Defined Under Namespace

Modules: WRI

Constant Summary collapse

MAX_CONTEXT_LINES = 
20

Instance Method Summary collapse

Instance Method Details

#context_wrap(text, width) ⇒ Object 



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# File 'lib/wri/fastri_service.rb', line 177

def context_wrap(text, width)
  "... " + 
  text.gsub(/(.{1,#{width-4}})( +|$\n?)|(.{1,#{width-4}})/, "\\1\\3\n").chomp
end

#display_fulltext_search_results(results, gem_dir_info = FastRI::Util.gem_directories_unique, width = 78) ⇒ Object 



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# File 'lib/wri/fastri_service.rb', line 182

def display_fulltext_search_results(results, gem_dir_info = FastRI::Util.gem_directories_unique,
                                    width = 78)
  return if results.empty?
  path = File.expand_path(results[0].path)
  gem_name, version, gem_path = FastRI::Util.gem_info_for_path(path, gem_dir_info)
  if gem_name
    rel_path = path[/#{Regexp.escape(gem_path)}\/(.*)/, 1]
    if rel_path
      entry_name = FastRI::Util.gem_relpath_to_full_name(rel_path)
    end
    puts "Found in #{gem_name} #{version}  #{entry_name}"
  else
    rdoc_system_path = File.expand_path(RI::Paths::SYSDIR)
    if path.index(rdoc_system_path)
      rel_path = path[/#{Regexp.escape(rdoc_system_path)}\/(.*)/, 1]
      puts "Found in system  #{FastRI::Util.gem_relpath_to_full_name(rel_path)}"
    else
      puts "Found in #{path}:"
    end
  end
  text = results.map do |result|
    context = result.context(120)
    from = (context.rindex("\n", context.index(result.query)) || -1) + 1
    to   = (context.index("\n", context.index(result.query)) || 0) - 1
    context_wrap(context[from..to], width)
  end
  puts
  puts text.uniq[0...MAX_CONTEXT_LINES]
  puts
end

#perform_fulltext_search(options) ⇒ Object 



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# File 'lib/wri/fastri_service.rb', line 213

def perform_fulltext_search(options)
  fulltext = File.join(options[:full_text_dir], "full_text.dat")
  suffixes = File.join(options[:full_text_dir], "suffixes.dat")
  begin
    index = FastRI::FullTextIndex.new_from_filenames(fulltext, suffixes)
  rescue Exception
    puts "Couldn't open the full-text index:\n\#{fulltext}\n\#{suffixes}\n\nThe index needs to be rebuilt with\n   fastri-server -B\n"
    exit(-1)
  end
  gem_dir_info = FastRI::Util.gem_directories_unique
  match_sets = ARGV.map do |query|
    result = index.lookup(query)
    if result
      index.next_matches(result) + [result]
    else
      []
    end
  end
  path_map = Hash.new{|h,k| h[k] = []}
  match_sets.each{|matches| matches.each{|m| path_map[m.path] << m} }
  paths = match_sets[1..-1].inject(match_sets[0].map{|x| x.path}.uniq) do |s,x|
    s & x.map{|y| y.path}.uniq
  end
  if paths.empty?
    puts "nil"
  else
    puts "#{paths.size} hits"
    paths.sort_by{|path| 1.0 * -path_map[path].size / path_map[path].first.metadata[:size] ** 0.5}.map do |path|
      puts "=" * options[:width]
      puts 1.0 * path_map[path].size / path_map[path].first.metadata[:size] ** 0.5
      display_fulltext_search_results(path_map[path], gem_dir_info, options[:width])
    end
  end
  
  exit 0
end