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129 lines
6.5 KiB
Text
129 lines
6.5 KiB
Text
= Ruby Standard Library
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The Ruby Standard Library is a vast collection of classes and modules that you
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can require in your code for additional features.
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Below is an overview of libraries and extensions followed by a brief
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description.
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== Libraries
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Abbrev:: Calculates a set of unique abbreviations for a given set of strings
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Base64:: Support for encoding and decoding binary data using a Base64 representation
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Benchmark:: Provides methods to measure and report the time used to execute code
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CGI:: Support for the Common Gateway Interface protocol
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DEBUGGER__:: Debugging functionality for Ruby
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Delegator:: Provides three abilities to delegate method calls to an object
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DRb:: Distributed object system for Ruby
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English.rb:: Require 'English.rb' to reference global variables with less cryptic names
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ERB:: An easy to use but powerful templating system for Ruby
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Find:: This module supports top-down traversal of a set of file paths
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GetoptLong:: Parse command line options similar to the GNU C getopt_long()
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MakeMakefile:: Module used to generate a Makefile for C extensions
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Monitor:: Provides an object or module to use safely by more than one thread
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Net::FTP:: Support for the File Transfer Protocol
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Net::HTTP:: HTTP client api for Ruby
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Net::IMAP:: Ruby client api for Internet Message Access Protocol
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Net::POP3:: Ruby client library for POP3
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Net::SMTP:: Simple Mail Transfer Protocol client library for Ruby
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Observable:: Provides a mechanism for publish/subscribe pattern in Ruby
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OpenURI:: An easy-to-use wrapper for Net::HTTP, Net::HTTPS and Net::FTP
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Open3:: Provides access to stdin, stdout and stderr when running other programs
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OptionParser:: Ruby-oriented class for command-line option analysis
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PP:: Provides a PrettyPrinter for Ruby objects
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PrettyPrinter:: Implements a pretty printing algorithm for readable structure
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profile.rb:: Runs the Ruby Profiler__
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Profiler__:: Provides a way to profile your Ruby application
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PStore:: Implements a file based persistence mechanism based on a Hash
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Racc:: A LALR(1) parser generator written in Ruby.
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RbConfig:: Information of your configure and build of Ruby
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resolv-replace.rb:: Replace Socket DNS with Resolv
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Resolv:: Thread-aware DNS resolver library in Ruby
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Rinda:: The Linda distributed computing paradigm in Ruby
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Gem:: Package management framework for Ruby
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SecureRandom:: Interface for secure random number generator
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Set:: Provides a class to deal with collections of unordered, unique values
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Shellwords:: Manipulates strings with word parsing rules of UNIX Bourne shell
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Singleton:: Implementation of the Singleton pattern for Ruby
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Tempfile:: A utility class for managing temporary files
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Time:: Extends the Time class with methods for parsing and conversion
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Timeout:: Auto-terminate potentially long-running operations in Ruby
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tmpdir.rb:: Extends the Dir class to manage the OS temporary file path
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TSort:: Topological sorting using Tarjan's algorithm
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un.rb:: Utilities to replace common UNIX commands
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URI:: A Ruby module providing support for Uniform Resource Identifiers
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WeakRef:: Allows a referenced object to be garbage-collected
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YAML:: Ruby client library for the Psych YAML implementation
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== Extensions
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Coverage:: Provides coverage measurement for Ruby
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Digest:: Provides a framework for message digest libraries
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IO:: Extensions for Ruby IO class, including #wait and ::console
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NKF:: Ruby extension for Network Kanji Filter
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objspace:: Extends ObjectSpace module to add methods for internal statistics
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Pathname:: Representation of the name of a file or directory on the filesystem
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PTY:: Creates and manages pseudo terminals
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Readline:: Provides an interface for GNU Readline and Edit Line (libedit)
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Ripper:: Provides an interface for parsing Ruby programs into S-expressions
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Socket:: Access underlying OS socket implementations
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Syslog:: Ruby interface for the POSIX system logging facility
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WIN32OLE:: Provides an interface for OLE Automation in Ruby
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= Default gems
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== Libraries
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Bundler:: Manage your Ruby application's gem dependencies
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CMath:: Provides Trigonometric and Transcendental functions for complex numbers
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CSV:: Provides an interface to read and write CSV files and data
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E2MM:: Module for defining custom exceptions with specific messages
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FileUtils:: Several file utility methods for copying, moving, removing, etc
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Forwardable:: Provides delegation of specified methods to a designated object
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IPAddr:: Provides methods to manipulate IPv4 and IPv6 IP addresses
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IRB:: Interactive Ruby command-line tool for REPL (Read Eval Print Loop)
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Logger:: Provides a simple logging utility for outputting messages
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Matrix:: Represents a mathematical matrix.
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Mutex_m:: Mixin to extend objects to be handled like a Mutex
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OpenStruct:: Class to build custom data structures, similar to a Hash
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Prime:: Prime numbers and factorization library
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RDoc:: Produces HTML and command-line documentation for Ruby
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REXML:: An XML toolkit for Ruby
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RSS:: Family of libraries that support various formats of XML "feeds"
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Scanf:: A Ruby implementation of the C function scanf(3)
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Shell:: An idiomatic Ruby interface for common UNIX shell commands
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Synchronizer:: A module that provides a two-phase lock with a counter
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ThreadsWait:: Watches for termination of multiple threads
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Tracer:: Outputs a source level execution trace of a Ruby program
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WEBrick:: An HTTP server toolkit for Ruby
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== Extensions
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BigDecimal:: Provides arbitrary-precision floating point decimal arithmetic
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Date:: A subclass of Object includes Comparable module for handling dates
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DateTime:: Subclass of Date to handling dates, hours, minutes, seconds, offsets
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DBM:: Provides a wrapper for the UNIX-style Database Manager Library
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Etc:: Provides access to information typically stored in UNIX /etc directory
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Fcntl:: Loads constants defined in the OS fcntl.h C header file
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Fiddle:: A libffi wrapper for Ruby
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GDBM:: Ruby extension for the GNU dbm (gdbm) library
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IO::console:: Console interface
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JSON:: Implements Javascript Object Notation for Ruby
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OpenSSL:: Provides SSL, TLS and general purpose cryptography for Ruby
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Psych:: A YAML parser and emitter for Ruby
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SDBM:: Provides a simple file-based key-value store with String keys and values
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StringIO:: Pseudo I/O on String objects
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StringScanner:: Provides lexical scanning operations on a String
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Zlib:: Ruby interface for the zlib compression/decompression library
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= Bundled gems
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== Libraries
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DidYouMean:: "Did you mean?" experience in Ruby
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MiniTest:: A test suite with TDD, BDD, mocking and benchmarking
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Net::Telnet:: Telnet client library for Ruby
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PowerAssert:: Power Assert for Ruby.
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Rake:: Ruby build program with capabilities similar to make
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Test::Unit:: A compatibility layer for MiniTest
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XMLRPC:: Remote Procedure Call over HTTP support for Ruby
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