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Installs the gem dep_or_name and all its dependencies. Returns an Array of installed gem specifications.

If the :prerelease option is set and there is a prerelease for dep_or_name the prerelease version will be installed.

Unless explicitly specified as a prerelease dependency, prerelease gems that dep_or_name depend on will not be installed.

If c-1.a depends on b-1 and a-1.a and there is a gem b-1.a available then c-1.a, b-1 and a-1.a will be installed. b-1.a will need to be installed separately.

Construct an installer object for the gem file located at path

Installs the gem and returns a loaded Gem::Specification for the installed gem.

The gem will be installed with the following structure:

@gem_home/
  cache/<gem-version>.gem #=> a cached copy of the installed gem
  gems/<gem-version>/... #=> extracted files
  specifications/<gem-version>.gemspec #=> the Gem::Specification

Installs gems for this RequestSet using the Gem::Installer options.

If a block is given an activation request and installer are yielded. The installer will be nil if a gem matching the request was already installed.

Factory method to create a Version object. Input may be a Version or a String. Intended to simplify client code.

ver1 = Version.create('1.3.17')   # -> (Version object)
ver2 = Version.create(ver1)       # -> (ver1)
ver3 = Version.create(nil)        # -> nil

Performs the uninstall of the gem. This removes the spec, the Gem directory, and the cached .gem file.

Returns a Cat object, for the given filenames

Returns a Concat object, for the given jobs

Args

v

String

Description

Public setter for the path component v (with validation).

See also URI::Generic.check_path.

Usage

require 'uri'

uri = URI.parse("http://my.example.com/pub/files")
uri.path = "/faq/"
uri.to_s  #=> "http://my.example.com/faq/"

Returns true if URI does not have a scheme (e.g. http:// or https://) specified.

Returns attributes.

Setter for attributes val.

Starts the CGI process with the given environment env and standard input and output stdin and stdout.

Formats arg for the logger

• If arg is an Exception, it will format the error message and the back trace.

• If arg responds to to_str, it will return it.

• Otherwise it will return arg.inspect.

A SimpleServer only yields when you start it

Performs the standard operations for daemonizing a process. Runs a block, if given.