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  • bundler/ruby_version.rb

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Bundler::RubyVersion

Constants

PATTERN

@private

Attributes

engine[R]
engine_gem_version[R]
engine_versions[R]
gem_version[R]
patchlevel[R]
versions[R]

Public Class Methods

from_string(string) click to toggle source

Returns a RubyVersion from the given string. @param [String] the version string to match. @return [RubyVersion,Nil] The version if the string is a valid RubyVersion

description, and nil otherwise.
 
               # File bundler/ruby_version.rb, line 57
def self.from_string(string)
  new($1, $2, $3, $4) if string =~ PATTERN
end
            
new(versions, patchlevel, engine, engine_version) click to toggle source
 
               # File bundler/ruby_version.rb, line 11
def initialize(versions, patchlevel, engine, engine_version)
  # The parameters to this method must satisfy the
  # following constraints, which are verified in
  # the DSL:
  #
  # * If an engine is specified, an engine version
  #   must also be specified
  # * If an engine version is specified, an engine
  #   must also be specified
  # * If the engine is "ruby", the engine version
  #   must not be specified, or the engine version
  #   specified must match the version.

  @versions = Array(versions).map do |v|
    op, v = Gem::Requirement.parse(v)
    op == "=" ? v.to_s : "#{op} #{v}"
  end

  @gem_version        = Gem::Requirement.create(@versions.first).requirements.first.last
  @input_engine       = engine && engine.to_s
  @engine             = engine && engine.to_s || "ruby"
  @engine_versions    = (engine_version && Array(engine_version)) || @versions
  @engine_gem_version = Gem::Requirement.create(@engine_versions.first).requirements.first.last
  @patchlevel         = patchlevel
end
            
system() click to toggle source
 
               # File bundler/ruby_version.rb, line 103
def self.system
  ruby_engine = RUBY_ENGINE.dup
  ruby_version = ENV.fetch("BUNDLER_SPEC_RUBY_VERSION") { RUBY_VERSION }.dup
  ruby_engine_version = RUBY_ENGINE_VERSION.dup
  patchlevel = RUBY_PATCHLEVEL.to_s

  @ruby_version ||= RubyVersion.new(ruby_version, patchlevel, ruby_engine, ruby_engine_version)
end
            

Public Instance Methods

==(other) click to toggle source
 
               # File bundler/ruby_version.rb, line 65
def ==(other)
  versions == other.versions &&
    engine == other.engine &&
    engine_versions == other.engine_versions &&
    patchlevel == other.patchlevel
end
            
diff(other) click to toggle source

Returns a tuple of these things:

[diff, this, other]
The priority of attributes are
1. engine
2. ruby_version
3. engine_version
 
               # File bundler/ruby_version.rb, line 86
def diff(other)
  raise ArgumentError, "Can only diff with a RubyVersion, not a #{other.class}" unless other.is_a?(RubyVersion)
  if engine != other.engine && @input_engine
    [:engine, engine, other.engine]
  elsif versions.empty? || !matches?(versions, other.gem_version)
    [:version, versions_string(versions), versions_string(other.versions)]
  elsif @input_engine && !matches?(engine_versions, other.engine_gem_version)
    [:engine_version, versions_string(engine_versions), versions_string(other.engine_versions)]
  elsif patchlevel && (!patchlevel.is_a?(String) || !other.patchlevel.is_a?(String) || !matches?(patchlevel, other.patchlevel))
    [:patchlevel, patchlevel, other.patchlevel]
  end
end
            
exact?() click to toggle source
 
               # File bundler/ruby_version.rb, line 120
def exact?
  return @exact if defined?(@exact)
  @exact = versions.all? {|v| Gem::Requirement.create(v).exact? }
end
            
host() click to toggle source
 
               # File bundler/ruby_version.rb, line 72
def host
  @host ||= [
    RbConfig::CONFIG["host_cpu"],
    RbConfig::CONFIG["host_vendor"],
    RbConfig::CONFIG["host_os"],
  ].join("-")
end
            
single_version_string() click to toggle source
 
               # File bundler/ruby_version.rb, line 61
def single_version_string
  to_s(gem_version)
end
            
to_gem_version_with_patchlevel() click to toggle source
 
               # File bundler/ruby_version.rb, line 112
def to_gem_version_with_patchlevel
  @gem_version_with_patch ||= begin
    Gem::Version.create("#{@gem_version}.#{@patchlevel}")
  rescue ArgumentError
    @gem_version
  end
end
            
to_s(versions = self.versions) click to toggle source
 
               # File bundler/ruby_version.rb, line 37
def to_s(versions = self.versions)
  output = String.new("ruby #{versions_string(versions)}")
  output << "p#{patchlevel}" if patchlevel
  output << " (#{engine} #{versions_string(engine_versions)})" unless engine == "ruby"

  output
end
            
versions_string(versions) click to toggle source
 
               # File bundler/ruby_version.rb, line 99
def versions_string(versions)
  Array(versions).join(", ")
end