How Rurema handles sub-libraries

bitclust_extract.rb

$LOAD_PATH.unshift "/Users/yhara/.rurema/bitclust/lib/"
require 'bitclust'

def db
  dblocation = URI.parse("file:///Users/yhara/.rurema/db/1.9.3/")
  BitClust::MethodDatabase.connect(dblocation)
  #@view.database = db if @view
end

class BitClust::TerminalView; def convert(string); string.encode("utf-8"); end; end
def view
  compiler = BitClust::Plain.new
  BitClust::TerminalView.new(compiler,
                   {:describe_all => false, 
                     :line => false,
                     :encoding => nil})
end

def pat(*args)
  BitClust::MethodNamePattern.new(*args)
end

# クラス一覧
#view.show_class db.classes

# クラス表示 
#view.show_class db.search_classes("Array")

# メソッド表示 
#view.show_method db.search_methods(pat("Array", "#", "map!")

# クラスメソッド一覧
#view.show_method db.search_methods(pat("Array", "."))

# インスタンスメソッド一覧
#view.show_method db.search_methods(pat("Array", "#"))

# モジュール関数一覧
#view.show_method db.search_methods(pat("Math", ".#"))

# 定数一覧
#view.show_method db.search_methods(pat("File", "::"))

# ライブラリ
#p db.libraries
require 'graph'
digraph{
  db.libraries.each{|l|
    node l.name
    l.sublibraries.each{|s|
      edge l.name, s.name
    }
  }

  save "libs", "png"
}
exit

l = db.libraries.find{|l| not l.sublibraries.empty?}
p [:requires, l.requires]
p [:classes, l.classes]
p [:methods, l.methods]
p [:source, l.source]  # bitclust記法のテキスト(文字列)
p [:sublibraries, l.sublibraries]
p [:is_sublibrary, l.is_sublibrary]

#rec = db.search_methods(pat("Array", ".")).record
#p rec.specs.first.method
#p BitClust::NameUtils.methodid2specparts(rec.origin.id)

libs.dot

digraph 
  {
    "English";
    "Win32API";
    "_builtin";
    "abbrev";
    "base64";
    "benchmark";
    "cmath";
    "complex";
    "continuation";
    "coverage";
    "csv";
    "curses";
    "date";
    "dbm";
    "debug";
    "delegate";
    "e2mmap";
    "erb";
    "etc";
    "expect";
    "fcntl";
    "fiber";
    "fileutils";
    "find";
    "forwardable";
    "gdbm";
    "getoptlong";
    "gserver";
    "iconv";
    "io/nonblock";
    "io/wait";
    "ipaddr";
    "kconv";
    "logger";
    "mathn";
    "matrix";
    "minitest/mock";
    "minitest/spec";
    "mkmf";
    "monitor";
    "mutex_m";
    "net/ftp";
    "net/http";
    "net/https";
    "net/imap";
    "net/pop";
    "net/protocol";
    "net/smtp";
    "net/telnet";
    "nkf";
    "objspace";
    "observer";
    "open3";
    "open-uri";
    "openssl";
    "ostruct";
    "pathname";
    "pp";
    "prettyprint";
    "prime";
    "profile";
    "profiler";
    "pstore";
    "pty";
    "racc/parser";
    "rational";
    "rbconfig";
    "readline";
    "resolv";
    "resolv-replace";
    "rexml";
    "rinda/rinda";
    "rinda/tuplespace";
    "rss";
    "scanf";
    "sdbm";
    "securerandom";
    "set";
    "shellwords";
    "singleton";
    "socket";
    "stringio";
    "strscan";
    "sync";
    "syslog";
    "tempfile";
    "thread";
    "thwait";
    "time";
    "timeout";
    "tmpdir";
    "tracer";
    "tsort";
    "ubygems";
    "un";
    "uri";
    "weakref";
    "win32/registry";
    "win32/resolv";
    "win32ole";
    "zlib";
    "bigdecimal" -> "bigdecimal/jacobian";
    "bigdecimal" -> "bigdecimal/ludcmp";
    "bigdecimal" -> "bigdecimal/newton";
    "bigdecimal" -> "bigdecimal/util";
    "bigdecimal" -> "bigdecimal/math";
    "cgi" -> "cgi/core";
    "cgi" -> "cgi/cookie";
    "cgi" -> "cgi/util";
    "cgi" -> "cgi/html";
    "cgi" -> "cgi/session";
    "cgi" -> "cgi/session/pstore";
    "cgi/session" -> "cgi/session/pstore";
    "digest" -> "digest/md5";
    "digest" -> "digest/rmd160";
    "digest" -> "digest/sha1";
    "digest" -> "digest/sha2";
    "digest" -> "digest/bubblebabble";
    "digest" -> "digest/hmac";
    "dl" -> "dl/import";
    "drb" -> "drb/acl";
    "drb" -> "drb/extserv";
    "drb" -> "drb/extservm";
    "drb" -> "drb/gw";
    "drb" -> "drb/observer";
    "drb" -> "drb/ssl";
    "drb" -> "drb/timeridconv";
    "drb" -> "drb/unix";
    "irb" -> "irb/completion";
    "irb" -> "irb/frame";
    "irb" -> "irb/xmp";
    "irb" -> "irb/slex";
    "json" -> "json/add/core";
    "json" -> "json/editor";
    "minitest/unit" -> "minitest/autorun";
    "optparse" -> "optparse/date";
    "optparse" -> "optparse/shellwords";
    "optparse" -> "optparse/time";
    "optparse" -> "optparse/uri";
    "psych" -> "psych/nodes";
    "psych" -> "psych/streaming";
    "psych" -> "psych/visitors";
    "psych" -> "psych/handler";
    "psych" -> "psych/tree_builder";
    "psych" -> "psych/parser";
    "psych" -> "psych/omap";
    "psych" -> "psych/set";
    "psych" -> "psych/coder";
    "psych" -> "psych/core_ext";
    "psych" -> "psych/deprecated";
    "psych" -> "psych/json";
    "psych" -> "psych/stream";
    "psych" -> "psych/json/tree_builder";
    "psych" -> "psych/json/stream";
    "psych" -> "psych/nodes/node";
    "psych" -> "psych/nodes/stream";
    "psych" -> "psych/nodes/document";
    "psych" -> "psych/nodes/sequence";
    "psych" -> "psych/nodes/scalar";
    "psych" -> "psych/nodes/mapping";
    "psych" -> "psych/nodes/alias";
    "psych" -> "psych/scalar_scanner";
    "psych" -> "psych/visitors/visitor";
    "psych" -> "psych/visitors/to_ruby";
    "psych" -> "psych/visitors/emitter";
    "psych" -> "psych/visitors/yaml_tree";
    "psych" -> "psych/visitors/json_tree";
    "psych" -> "psych/visitors/depth_first";
    "psych/json" -> "psych/json/tree_builder";
    "psych/json" -> "psych/json/stream";
    "psych/nodes" -> "psych/nodes/node";
    "psych/nodes" -> "psych/nodes/stream";
    "psych/nodes" -> "psych/nodes/document";
    "psych/nodes" -> "psych/nodes/sequence";
    "psych/nodes" -> "psych/nodes/scalar";
    "psych/nodes" -> "psych/nodes/mapping";
    "psych/nodes" -> "psych/nodes/alias";
    "psych/visitors" -> "psych/visitors/visitor";
    "psych/visitors" -> "psych/visitors/to_ruby";
    "psych/visitors" -> "psych/visitors/emitter";
    "psych/visitors" -> "psych/visitors/yaml_tree";
    "psych/visitors" -> "psych/visitors/json_tree";
    "psych/visitors" -> "psych/visitors/depth_first";
    "rake" -> "rake/classic_namespace";
    "rake" -> "rake/clean";
    "rake" -> "rake/gempackagetask";
    "rake" -> "rake/packagetask";
    "rake" -> "rake/tasklib";
    "rake" -> "rake/rake_test_loader";
    "rake" -> "rake/rdoctask";
    "rake" -> "rake/runtest";
    "rake" -> "rake/testtask";
    "rake" -> "rake/loaders/makefile";
    "rdoc" -> "rdoc/code_objects";
    "rdoc" -> "rdoc/code_object";
    "rdoc" -> "rdoc/context";
    "rdoc" -> "rdoc/top_level";
    "rdoc" -> "rdoc/class_module";
    "rdoc" -> "rdoc/normal_class";
    "rdoc" -> "rdoc/normal_module";
    "rdoc" -> "rdoc/anon_class";
    "rdoc" -> "rdoc/single_class";
    "rdoc" -> "rdoc/any_method";
    "rdoc" -> "rdoc/alias";
    "rdoc" -> "rdoc/ghost_method";
    "rdoc" -> "rdoc/meta_method";
    "rdoc" -> "rdoc/attr";
    "rdoc" -> "rdoc/constant";
    "rdoc" -> "rdoc/require";
    "rdoc" -> "rdoc/include";
    "rdoc" -> "rdoc/text";
    "rdoc" -> "rdoc/options";
    "rdoc" -> "rdoc/rdoc";
    "rdoc" -> "rdoc/parser/simple";
    "rdoc" -> "rdoc/parser/ruby";
    "rdoc" -> "rdoc/parser/c";
    "rdoc" -> "rdoc/stats";
    "rdoc" -> "rdoc/known_classes";
    "rdoc" -> "rdoc/markup";
    "rdoc" -> "rdoc/markup/formatter";
    "rdoc" -> "rdoc/markup/to_html";
    "rdoc" -> "rdoc/markup/to_html_crossref";
    "rdoc" -> "rdoc/markup/to_ansi";
    "rdoc" -> "rdoc/markup/to_bs";
    "rdoc" -> "rdoc/markup/to_rdoc";
    "rdoc" -> "rdoc/parser";
    "rdoc" -> "rdoc/token_stream";
    "rdoc" -> "rdoc/parser/ruby_tools";
    "rdoc/markup" -> "rdoc/markup/formatter";
    "rdoc/markup" -> "rdoc/markup/to_html";
    "rdoc/markup" -> "rdoc/markup/to_html_crossref";
    "rdoc/markup" -> "rdoc/markup/to_ansi";
    "rdoc/markup" -> "rdoc/markup/to_bs";
    "rdoc/markup" -> "rdoc/markup/to_rdoc";
    "rdoc/parser" -> "rdoc/parser/simple";
    "rdoc/parser" -> "rdoc/parser/ruby";
    "rdoc/parser" -> "rdoc/parser/c";
    "rdoc/parser" -> "rdoc/parser/ruby_tools";
    "ripper" -> "ripper/filter";
    "ripper" -> "ripper/lexer";
    "ripper" -> "ripper/sexp";
    "rubygems" -> "rubygems/gem_runner";
    "rubygems" -> "rubygems/defaults";
    "rubygems" -> "rubygems/exceptions";
    "rubygems" -> "rubygems/version";
    "rubygems" -> "rubygems/requirement";
    "rubygems" -> "rubygems/dependency";
    "rubygems" -> "rubygems/gem_path_searcher";
    "rubygems" -> "rubygems/source_index";
    "rubygems" -> "rubygems/platform";
    "rubygems" -> "rubygems/builder";
    "rubygems" -> "rubygems/defaults/operating_system";
    "rubygems" -> "rubygems/command";
    "rubygems" -> "rubygems/user_interaction";
    "rubygems" -> "rubygems/command_manager";
    "rubygems" -> "rubygems/commands/build_command";
    "rubygems" -> "rubygems/commands/cert_command";
    "rubygems" -> "rubygems/commands/check_command";
    "rubygems" -> "rubygems/commands/cleanup_command";
    "rubygems" -> "rubygems/commands/contents_command";
    "rubygems" -> "rubygems/commands/dependency_command";
    "rubygems" -> "rubygems/commands/environment_command";
    "rubygems" -> "rubygems/commands/fetch_command";
    "rubygems" -> "rubygems/commands/generate_index_command";
    "rubygems" -> "rubygems/commands/help_command";
    "rubygems" -> "rubygems/commands/install_command";
    "rubygems" -> "rubygems/commands/list_command";
    "rubygems" -> "rubygems/commands/lock_command";
    "rubygems" -> "rubygems/commands/mirror_command";
    "rubygems" -> "rubygems/commands/outdated_command";
    "rubygems" -> "rubygems/commands/pristine_command";
    "rubygems" -> "rubygems/commands/query_command";
    "rubygems" -> "rubygems/commands/rdoc_command";
    "rubygems" -> "rubygems/commands/search_command";
    "rubygems" -> "rubygems/commands/server_command";
    "rubygems" -> "rubygems/commands/sources_command";
    "rubygems" -> "rubygems/commands/specification_command";
    "rubygems" -> "rubygems/commands/stale_command";
    "rubygems" -> "rubygems/commands/uninstall_command";
    "rubygems" -> "rubygems/commands/unpack_command";
    "rubygems" -> "rubygems/commands/update_command";
    "rubygems" -> "rubygems/commands/which_command";
    "rubygems" -> "rubygems/security";
    "rubygems" -> "rubygems/version_option";
    "rubygems" -> "rubygems/validator";
    "rubygems" -> "rubygems/dependency_list";
    "rubygems" -> "rubygems/local_remote_options";
    "rubygems" -> "rubygems/source_info_cache";
    "rubygems" -> "rubygems/indexer";
    "rubygems" -> "rubygems/doc_manager";
    "rubygems" -> "rubygems/install_update_options";
    "rubygems" -> "rubygems/dependency_installer";
    "rubygems" -> "rubygems/spec_fetcher";
    "rubygems" -> "rubygems/format";
    "rubygems" -> "rubygems/installer";
    "rubygems" -> "rubygems/server";
    "rubygems" -> "rubygems/remote_fetcher";
    "rubygems" -> "rubygems/uninstaller";
    "rubygems" -> "rubygems/config_file";
    "rubygems" -> "rubygems/custom_require";
    "rubygems" -> "rubygems/digest/digest_adapter";
    "rubygems" -> "rubygems/digest/md5";
    "rubygems" -> "rubygems/digest/sha1";
    "rubygems" -> "rubygems/digest/sha2";
    "rubygems" -> "rubygems/ext";
    "rubygems" -> "rubygems/ext/builder";
    "rubygems" -> "rubygems/ext/configure_builder";
    "rubygems" -> "rubygems/ext/ext_conf_builder";
    "rubygems" -> "rubygems/ext/rake_builder";
    "rubygems" -> "rubygems/package";
    "rubygems" -> "rubygems/gem_openssl";
    "rubygems" -> "rubygems/require_paths_builder";
    "rubygems" -> "rubygems/old_format";
    "rubygems" -> "rubygems/specification";
    "rubygems" -> "rubygems/package/f_sync_dir";
    "rubygems" -> "rubygems/package/tar_header";
    "rubygems" -> "rubygems/package/tar_input";
    "rubygems" -> "rubygems/package/tar_output";
    "rubygems" -> "rubygems/package/tar_reader";
    "rubygems" -> "rubygems/package/tar_reader/entry";
    "rubygems" -> "rubygems/package/tar_writer";
    "rubygems" -> "rubygems/source_info_cache_entry";
    "rubygems" -> "rubygems/test_utilities";
    "rubygems" -> "rubygems/timer";
    "rubygems/defaults" -> "rubygems/defaults/operating_system";
    "rubygems/ext" -> "rubygems/ext/builder";
    "rubygems/ext" -> "rubygems/ext/configure_builder";
    "rubygems/ext" -> "rubygems/ext/ext_conf_builder";
    "rubygems/ext" -> "rubygems/ext/rake_builder";
    "rubygems/package" -> "rubygems/package/f_sync_dir";
    "rubygems/package" -> "rubygems/package/tar_header";
    "rubygems/package" -> "rubygems/package/tar_input";
    "rubygems/package" -> "rubygems/package/tar_output";
    "rubygems/package" -> "rubygems/package/tar_reader";
    "rubygems/package" -> "rubygems/package/tar_reader/entry";
    "rubygems/package" -> "rubygems/package/tar_writer";
    "rubygems/package/tar_reader" -> "rubygems/package/tar_reader/entry";
    "shell" -> "shell/error";
    "shell" -> "shell/command-processor";
    "shell" -> "shell/process-controller";
    "shell" -> "shell/filter";
    "shell" -> "shell/system-command";
    "shell" -> "shell/builtin-command";
    "syck" -> "syck/basenode";
    "syck" -> "syck/ypath";
    "syck" -> "syck/constants";
    "syck" -> "syck/error";
    "syck" -> "syck/rubytypes";
    "syck" -> "syck/stream";
    "syck" -> "syck/stringio";
    "syck" -> "syck/tag";
    "syck" -> "syck/yamlnode";
    "test/unit" -> "test/unit/testcase";
    "test/unit" -> "test/unit/assertions";
    "tk" -> "tcltklib";
    "tk" -> "tkutil";
    "tk" -> "remote-tk";
    "tk" -> "multi-tk";
    "tk" -> "tkafter";
    "tk" -> "tkbgerror";
    "tk" -> "tkcanvas";
    "tk" -> "tkclass";
    "tk" -> "tkconsole";
    "tk" -> "tkdialog";
    "tk" -> "tkentry";
    "tk" -> "tkfont";
    "tk" -> "tkmacpkg";
    "tk" -> "tkmenubar";
    "tk" -> "tkmngfocus";
    "tk" -> "tkpalette";
    "tk" -> "tkscrollbox";
    "tk" -> "tktext";
    "tk" -> "tkvirtevent";
    "tk" -> "tkwinpkg";
    "tk" -> "tkextlib/ICONS";
    "tk" -> "tkextlib/blt";
    "tk" -> "tkextlib/bwidget";
    "tk" -> "tkextlib/itcl";
    "tk" -> "tkextlib/itk";
    "tk" -> "tkextlib/iwidgets";
    "tk" -> "tkextlib/pkg_checker";
    "tk" -> "tkextlib/tcllib";
    "tk" -> "tkextlib/tclx";
    "tk" -> "tkextlib/tile";
    "tk" -> "tkextlib/tkDND";
    "tk" -> "tkextlib/tkHTML";
    "tk" -> "tkextlib/tkimg";
    "tk" -> "tkextlib/tktable";
    "tk" -> "tkextlib/tktrans";
    "tk" -> "tkextlib/treectrl";
    "tk" -> "tkextlib/vu";
    "tk" -> "tkextlib/winico";
    "tk" -> "tk/autoload";
    "tk" -> "tk/variable";
    "tk" -> "tk/timer";
    "tk" -> "tk/bgerror";
    "tk" -> "tk/canvas";
    "tk" -> "tk/console";
    "tk" -> "tk/dialog";
    "tk" -> "tk/entry";
    "tk" -> "tk/font";
    "tk" -> "tk/macpkg";
    "tk" -> "tk/menubar";
    "tk" -> "tk/mngfocus";
    "tk" -> "tk/palette";
    "tk" -> "tk/scrollbox";
    "tk" -> "tk/text";
    "tk" -> "tk/virtevent";
    "tk" -> "tk/winpkg";
    "tk" -> "tk/after";
    "tk" -> "tk/bindtag";
    "tk" -> "tk/button";
    "tk" -> "tk/canvastag";
    "tk" -> "tk/checkbutton";
    "tk" -> "tk/clipboard";
    "tk" -> "tk/clock";
    "tk" -> "tk/composite";
    "tk" -> "tk/encodedstr";
    "tk" -> "tk/event";
    "tk" -> "tk/frame";
    "tk" -> "tk/grid";
    "tk" -> "tk/image";
    "tk" -> "tk/itemconfig";
    "tk" -> "tk/itemfont";
    "tk" -> "tk/kinput";
    "tk" -> "tk/label";
    "tk" -> "tk/labelframe";
    "tk" -> "tk/listbox";
    "tk" -> "tk/menu";
    "tk" -> "tk/menuspec";
    "tk" -> "tk/message";
    "tk" -> "tk/msgcat";
    "tk" -> "tk/namespace";
    "tk" -> "tk/optiondb";
    "tk" -> "tk/optionobj";
    "tk" -> "tk/pack";
    "tk" -> "tk/package";
    "tk" -> "tk/panedwindow";
    "tk" -> "tk/place";
    "tk" -> "tk/radiobutton";
    "tk" -> "tk/root";
    "tk" -> "tk/scale";
    "tk" -> "tk/scrollable";
    "tk" -> "tk/scrollbar";
    "tk" -> "tk/selection";
    "tk" -> "tk/spinbox";
    "tk" -> "tk/tagfont";
    "tk" -> "tk/textimage";
    "tk" -> "tk/textmark";
    "tk" -> "tk/texttag";
    "tk" -> "tk/textwindow";
    "tk" -> "tk/toplevel";
    "tk" -> "tk/txtwin_abst";
    "tk" -> "tk/validation";
    "tk" -> "tk/winfo";
    "tk" -> "tk/wm";
    "tk" -> "tk/xim";
    "tkextlib/bwidget" -> "tkextlib/bwidget/setup";
    "tkextlib/itcl" -> "tkextlib/itcl/setup";
    "tkextlib/itcl" -> "tkextlib/itcl/incr_tcl";
    "tkextlib/itk" -> "tkextlib/itk/setup";
    "tkextlib/itk" -> "tkextlib/itk/incr_tk";
    "tkextlib/tcllib" -> "tkextlib/tcllib/setup";
    "tkextlib/tcllib" -> "tkextlib/tcllib/autoscroll";
    "tkextlib/tcllib" -> "tkextlib/tcllib/cursor";
    "tkextlib/tcllib" -> "tkextlib/tcllib/style";
    "tkextlib/tcllib" -> "tkextlib/tcllib/ctext";
    "tkextlib/tcllib" -> "tkextlib/tcllib/getstring";
    "tkextlib/tcllib" -> "tkextlib/tcllib/history";
    "tkextlib/tcllib" -> "tkextlib/tcllib/datefield";
    "tkextlib/tcllib" -> "tkextlib/tcllib/ico";
    "tkextlib/tcllib" -> "tkextlib/tcllib/ip_entry";
    "tkextlib/tcllib" -> "tkextlib/tcllib/swaplist";
    "tkextlib/tcllib" -> "tkextlib/tcllib/plotchart";
    "tkextlib/tcllib" -> "tkextlib/tcllib/tablelist";
    "tkextlib/tcllib" -> "tkextlib/tcllib/tablelist_tile";
    "tkextlib/tcllib" -> "tkextlib/tcllib/tkpiechart";
    "tkextlib/tcllib" -> "tkextlib/tcllib/tooltip";
    "tkextlib/tcllib" -> "tkextlib/tcllib/widget";
    "tkextlib/tclx" -> "tkextlib/tclx/setup";
    "tkextlib/tclx" -> "tkextlib/tclx/tclx";
    "tkextlib/tile" -> "tkextlib/tile/setup";
    "tkextlib/tile" -> "tkextlib/tile/tbutton";
    "tkextlib/tile" -> "tkextlib/tile/tcheckbutton";
    "tkextlib/tile" -> "tkextlib/tile/tlabel";
    "tkextlib/tile" -> "tkextlib/tile/tmenubutton";
    "tkextlib/tile" -> "tkextlib/tile/tnotebook";
    "tkextlib/tile" -> "tkextlib/tile/tradiobutton";
    "tkextlib/tile" -> "tkextlib/tile/style";
    "tkextlib/tkDND" -> "tkextlib/tkDND/setup";
    "tkextlib/tkDND" -> "tkextlib/tkDND/tkdnd";
    "tkextlib/tkDND" -> "tkextlib/tkDND/shape";
    "tkextlib/tkHTML" -> "tkextlib/tkHTML/setup";
    "tkextlib/tkHTML" -> "tkextlib/tkHTML/htmlwidget";
    "tkextlib/tkimg" -> "tkextlib/tkimg/setup";
    "tkextlib/tkimg" -> "tkextlib/tkimg/pixmap";
    "tkextlib/tktable" -> "tkextlib/tktable/setup";
    "tkextlib/tktable" -> "tkextlib/tktable/tktable";
    "tkextlib/tktrans" -> "tkextlib/tktrans/setup";
    "tkextlib/tktrans" -> "tkextlib/tktrans/tktrans";
    "tkextlib/treectrl" -> "tkextlib/treectrl/setup";
    "tkextlib/treectrl" -> "tkextlib/treectrl/tktreectrl";
    "tkextlib/vu" -> "tkextlib/vu/setup";
    "tkextlib/vu" -> "tkextlib/vu/dial";
    "tkextlib/vu" -> "tkextlib/vu/pie";
    "tkextlib/vu" -> "tkextlib/vu/spinbox";
    "tkextlib/vu" -> "tkextlib/vu/bargraph";
    "tkextlib/winico" -> "tkextlib/winico/winico";
    "webrick" -> "webrick/compat";
    "webrick" -> "webrick/config";
    "webrick" -> "webrick/log";
    "webrick" -> "webrick/server";
    "webrick" -> "webrick/utils";
    "webrick" -> "webrick/accesslog";
    "webrick" -> "webrick/htmlutils";
    "webrick" -> "webrick/httputils";
    "webrick" -> "webrick/cookie";
    "webrick" -> "webrick/httpversion";
    "webrick" -> "webrick/httpstatus";
    "webrick" -> "webrick/httprequest";
    "webrick" -> "webrick/httpresponse";
    "webrick" -> "webrick/httpserver";
    "webrick" -> "webrick/httpservlet";
    "webrick" -> "webrick/httpauth";
    "webrick" -> "webrick/cgi";
    "webrick" -> "webrick/httpauth/basicauth";
    "webrick" -> "webrick/httpauth/digestauth";
    "webrick" -> "webrick/httpauth/htpasswd";
    "webrick" -> "webrick/httpauth/htdigest";
    "webrick" -> "webrick/httpauth/htgroup";
    "webrick" -> "webrick/httpauth/authenticator";
    "webrick" -> "webrick/httpauth/userdb";
    "webrick" -> "webrick/httpproxy";
    "webrick" -> "webrick/https";
    "webrick" -> "webrick/ssl";
    "webrick" -> "webrick/httpservlet/abstract";
    "webrick" -> "webrick/httpservlet/filehandler";
    "webrick" -> "webrick/httpservlet/cgihandler";
    "webrick" -> "webrick/httpservlet/erbhandler";
    "webrick" -> "webrick/httpservlet/prochandler";
    "webrick/httpauth" -> "webrick/httpauth/basicauth";
    "webrick/httpauth" -> "webrick/httpauth/digestauth";
    "webrick/httpauth" -> "webrick/httpauth/htpasswd";
    "webrick/httpauth" -> "webrick/httpauth/htdigest";
    "webrick/httpauth" -> "webrick/httpauth/htgroup";
    "webrick/httpauth" -> "webrick/httpauth/authenticator";
    "webrick/httpauth" -> "webrick/httpauth/userdb";
    "webrick/httpservlet" -> "webrick/httpservlet/abstract";
    "webrick/httpservlet" -> "webrick/httpservlet/filehandler";
    "webrick/httpservlet" -> "webrick/httpservlet/cgihandler";
    "webrick/httpservlet" -> "webrick/httpservlet/erbhandler";
    "webrick/httpservlet" -> "webrick/httpservlet/prochandler";
    "xmlrpc" -> "xmlrpc/client";
    "xmlrpc" -> "xmlrpc/datetime";
    "xmlrpc" -> "xmlrpc/config";
    "xmlrpc" -> "xmlrpc/server";
    "yaml" -> "yaml/dbm";
    "yaml" -> "yaml/store";
  }

libs.dot.png

image currupted, so I uploaded it to http://route477.net/files/ruby_sublibs.png (don't open from mobile devices :-)