ruby-signatureのディレクトリで実行して足りてなさそうな定義を調べたい人むけのスニペットです

list.rb

klass_or_module = Object.constants.map(&Object.method(:const_get)).select {|klass| klass.is_a?(Class) || klass.is_a?(Module) }

tarinai = {}
klass_or_module.each do |klass|
  tarinai[klass.name.to_s] = klass.public_instance_methods(false) - `exe/rbs methods #{klass.name} | cut -f1 -d" " | sort`.split.map(&:to_sym)
end
tarinai_singleton = {}
klass_or_module.each do |klass|
  tarinai_singleton[klass.name.to_s] = klass.singleton_methods - `exe/rbs methods --singleton #{klass.name} | cut -f1 -d" " | sort`.split.map(&:to_sym)
end

totemotarinai = {}

tarinai.each do |k, v|
  next if v.empty?
  totemotarinai[k] ||= {}
  totemotarinai[k][:public_instance_methods] = v
end

tarinai_singleton.each do |k, v|
  next if v.empty?
  totemotarinai[k] ||= {}
  totemotarinai[k][:singleton_methods] = v
end

require 'json'

File.write('tarinai.json', JSON.pretty_generate(tarinai.reject { _2.empty? }.to_h))
File.write('tarinai_singleton.json', JSON.pretty_generate(tarinai_singleton.reject { _2.empty? }.to_h))
# puts JSON.pretty_generate(totemotarinai.reject { _2.empty? }.to_h)

tarinai.json

{
  "IO": [
    "pread",
    "pwrite",
    "set_encoding_by_bom",
    "external_encoding",
    "write_nonblock"
  ],
  "LoadError": [
    "path"
  ],
  "NameError": [
    "receiver",
    "name"
  ],
  "NoMethodError": [
    "args",
    "private_call?"
  ],
  "FrozenError": [
    "receiver"
  ],
  "SystemCallError": [
    "errno"
  ],
  "Array": [
    "intersection",
    "filter!",
    "flatten!",
    "bsearch",
    "bsearch_index",
    "deconstruct",
    "replace",
    "pack",
    "dig"
  ],
  "Hash": [
    "deconstruct_keys",
    "dig",
    "index",
    "default_proc",
    "default_proc=",
    "transform_keys",
    "transform_keys!",
    "transform_values",
    "transform_values!",
    "fetch_values",
    "slice",
    "update",
    "merge!"
  ],
  "Proc": [
    "yield",
    "<<",
    ">>",
    "ruby2_keywords"
  ],
  "LocalJumpError": [
    "exit_value",
    "reason"
  ],
  "Encoding": [
    "_dump"
  ],
  "UnboundMethod": [
    "original_name",
    "bind_call"
  ],
  "Enumerator": [
    "+"
  ],
  "Fiber": [
    "resume"
  ],
  "Struct": [
    "members",
    "values_at",
    "[]",
    "[]=",
    "deconstruct",
    "each_pair",
    "dig",
    "values",
    "length",
    "size",
    "deconstruct_keys"
  ],
  "StopIteration": [
    "result"
  ],
  "Thread": [
    "set_trace_func"
  ],
  "GC": [
    "garbage_collect"
  ],
  "TracePoint": [
    "event",
    "parameters",
    "eval_script",
    "instruction_sequence"
  ],
  "Dir": [
    "each_child",
    "children"
  ],
  "Monitor": [
    "exit",
    "synchronize",
    "mon_check_owner",
    "wait_for_cond",
    "mon_try_enter",
    "try_enter",
    "try_mon_enter",
    "mon_enter",
    "mon_exit",
    "mon_locked?",
    "mon_owned?",
    "new_cond",
    "enter",
    "mon_synchronize"
  ],
  "MonitorMixin": [
    "synchronize",
    "mon_try_enter",
    "try_mon_enter",
    "mon_enter",
    "mon_exit",
    "mon_locked?",
    "mon_owned?",
    "mon_synchronize",
    "new_cond"
  ],
  "Range": [
    "%"
  ],
  "Module": [
    "deprecate_constant",
    "const_source_location",
    "undef_method"
  ],
  "Kernel": [
    "itself",
    "yield_self",
    "then",
    "respond_to?",
    "object_id"
  ],
  "Symbol": [
    "start_with?",
    "end_with?"
  ],
  "Exception": [
    "full_message"
  ],
  "Time": [
    "floor",
    "ceil"
  ]
}

tarinai_singleton.json

{
  "SystemExit": [
    "exception",
    "to_tty?"
  ],
  "IO": [
    "foreach",
    "pipe"
  ],
  "SignalException": [
    "exception",
    "to_tty?"
  ],
  "Interrupt": [
    "exception",
    "to_tty?"
  ],
  "StandardError": [
    "exception",
    "to_tty?"
  ],
  "TypeError": [
    "exception",
    "to_tty?"
  ],
  "ArgumentError": [
    "exception",
    "to_tty?"
  ],
  "IndexError": [
    "exception",
    "to_tty?"
  ],
  "KeyError": [
    "exception",
    "to_tty?"
  ],
  "Process": [
    "spawn",
    "last_status",
    "setpgrp"
  ],
  "RangeError": [
    "exception",
    "to_tty?"
  ],
  "ScriptError": [
    "exception",
    "to_tty?"
  ],
  "SyntaxError": [
    "exception",
    "to_tty?"
  ],
  "LoadError": [
    "exception",
    "to_tty?"
  ],
  "NotImplementedError": [
    "exception",
    "to_tty?"
  ],
  "NameError": [
    "exception",
    "to_tty?"
  ],
  "NoMethodError": [
    "exception",
    "to_tty?"
  ],
  "RuntimeError": [
    "exception",
    "to_tty?"
  ],
  "FrozenError": [
    "exception",
    "to_tty?"
  ],
  "SecurityError": [
    "exception",
    "to_tty?"
  ],
  "NoMemoryError": [
    "exception",
    "to_tty?"
  ],
  "EncodingError": [
    "exception",
    "to_tty?"
  ],
  "SystemCallError": [
    "exception",
    "to_tty?"
  ],
  "Warning": [
    "[]",
    "[]="
  ],
  "NoMatchingPatternError": [
    "exception",
    "to_tty?"
  ],
  "Hash": [
    "try_convert"
  ],
  "Integer": [
    "sqrt"
  ],
  "Random": [
    "urandom",
    "bytes",
    "random_number"
  ],
  "RbConfig": [
    "fire_update!",
    "ruby",
    "expand"
  ],
  "LocalJumpError": [
    "exception",
    "to_tty?"
  ],
  "SystemStackError": [
    "exception",
    "to_tty?"
  ],
  "Encoding": [
    "_load",
    "locale_charmap"
  ],
  "UncaughtThrowError": [
    "exception",
    "to_tty?"
  ],
  "File": [
    "lutime",
    "mkfifo",
    "absolute_path?",
    "empty?",
    "exists?",
    "foreach",
    "pipe"
  ],
  "ZeroDivisionError": [
    "exception",
    "to_tty?"
  ],
  "FloatDomainError": [
    "exception",
    "to_tty?"
  ],
  "Enumerator": [
    "produce"
  ],
  "Fiber": [
    "yield"
  ],
  "FiberError": [
    "exception",
    "to_tty?"
  ],
  "RegexpError": [
    "exception",
    "to_tty?"
  ],
  "Complex": [
    "rectangular",
    "rect",
    "polar"
  ],
  "StopIteration": [
    "exception",
    "to_tty?"
  ],
  "RubyVM": [
    "stat"
  ],
  "GC": [
    "stress=",
    "latest_gc_info",
    "compact",
    "verify_internal_consistency",
    "verify_compaction_references",
    "verify_transient_heap_internal_consistency"
  ],
  "ObjectSpace": [
    "count_objects",
    "garbage_collect",
    "each_object",
    "define_finalizer",
    "undefine_finalizer",
    "_id2ref"
  ],
  "Gem": [
    "platform_defaults",
    "activate_bin_path",
    "binary_mode",
    "bindir",
    "dir",
    "default_dir",
    "default_bindir",
    "clear_paths",
    "path",
    "config_file",
    "user_home",
    "configuration",
    "configuration=",
    "datadir",
    "deflate",
    "paths",
    "_deprecated_gunzip",
    "paths=",
    "_deprecated_gzip",
    "_deprecated_inflate",
    "_deprecated_detect_gemdeps",
    "spec_cache_dir",
    "ensure_gem_subdirectories",
    "ensure_subdirectories",
    "ensure_default_gem_subdirectories",
    "extension_api_version",
    "ruby_api_version",
    "find_files",
    "find_files_from_load_path",
    "suffix_pattern",
    "find_latest_files",
    "win_platform?",
    "gunzip",
    "gzip",
    "inflate",
    "install",
    "host",
    "host=",
    "load_path_insert_index",
    "add_to_load_path",
    "load_yaml",
    "location_of_caller",
    "marshal_version",
    "platforms=",
    "platforms",
    "post_build",
    "post_install",
    "done_installing",
    "post_reset",
    "post_uninstall",
    "pre_install",
    "pre_reset",
    "pre_uninstall",
    "prefix",
    "refresh",
    "read_binary",
    "write_binary",
    "ruby",
    "env_requirement",
    "latest_spec_for",
    "latest_rubygems_version",
    "latest_version_for",
    "ruby_version",
    "rubygems_version",
    "sources",
    "default_sources",
    "sources=",
    "suffixes",
    "suffix_regexp",
    "time",
    "ui",
    "use_paths",
    "java_platform?",
    "load_plugin_files",
    "load_plugins",
    "load_env_plugins",
    "use_gemdeps",
    "detect_gemdeps",
    "source_date_epoch",
    "gemdeps",
    "register_default_spec",
    "find_unresolved_default_spec",
    "clear_default_specs",
    "post_build_hooks",
    "post_install_hooks",
    "done_installing_hooks",
    "post_reset_hooks",
    "post_uninstall_hooks",
    "pre_install_hooks",
    "pre_reset_hooks",
    "pre_uninstall_hooks",
    "try_activate",
    "default_spec_cache_dir",
    "needs",
    "default_ext_dir_for",
    "finish_resolve",
    "default_rubygems_dirs",
    "default_specifications_dir",
    "user_dir",
    "loaded_specs",
    "ruby_engine",
    "path_separator",
    "default_path",
    "vendor_dir",
    "default_exec_format",
    "bin_path",
    "default_key_path",
    "default_cert_path",
    "install_extension_in_lib",
    "operating_system_defaults"
  ],
  "DidYouMean": [
    "formatter",
    "correct_error",
    "formatter="
  ],
  "Dir": [
    "each_child",
    "children",
    "empty?",
    "exists?"
  ],
  "ThreadError": [
    "exception",
    "to_tty?"
  ],
  "Marshal": [
    "restore"
  ],
  "ClosedQueueError": [
    "exception",
    "to_tty?"
  ],
  "MonitorMixin": [
    "extend_object"
  ],
  "Module": [
    "used_modules"
  ],
  "Class": [
    "used_modules"
  ],
  "EOFError": [
    "exception",
    "to_tty?"
  ],
  "Kernel": [
    "spawn",
    "trap",
    "set_trace_func",
    "trace_var",
    "untrace_var"
  ],
  "Exception": [
    "exception",
    "to_tty?"
  ],
  "IOError": [
    "exception",
    "to_tty?"
  ]
}