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How to use prerelease_gems method of Gem Package

Best Rr_ruby code snippet using Gem.prerelease_gems

source_index.rb

Source:source_index.rb

...18class Gem::SourceIndex19  # Undef old methods20  alias old_initialize initialize21  undef old_initialize22  %w(all_gems prerelease_gems load_gems_in latest_specs prerelease_specs23      released_specs add_spec add_specs remove_spec each specification24      index_signature gem_signature size length find_name search released_gems25      refresh! outdated == dump gems spec_dirs spec_dirs=).each do |meth|26    undef_method(meth) if method_defined?(meth)27  end28  include Enumerable29  attr_reader :gems # :nodoc:30  ##31  # Directories to use to refresh this SourceIndex when calling refresh!32  attr_accessor :spec_dirs33  class << self34    # Undef old methods35    %w(from_installed_gems installed_spec_directories36        from_gems_in load_specification).each do |meth|37      undef_method(meth) if instance_methods(true).find {|m| m.to_s == meth }38    end39    ##40    # Factory method to construct a source index instance for a given41    # path.42    #43    # deprecated::44    #   If supplied, from_installed_gems will act just like45    #   +from_gems_in+.  This argument is deprecated and is provided46    #   just for backwards compatibility, and should not generally47    #   be used.48    #49    # return::50    #   SourceIndex instance51    def from_installed_gems(*deprecated)52      if deprecated.empty?53        from_gems_in(*installed_spec_directories)54      else55        from_gems_in(*deprecated) # HACK: warn56      end57    end58    ##59    # Returns a list of directories from Gem.path that contain specifications.60    def installed_spec_directories61      Gem.path.collect {|dir| File.join(dir, "specifications") }62    end63    ##64    # Creates a new SourceIndex from the ruby format gem specifications in65    # +spec_dirs+.66    def from_gems_in(*spec_dirs)67      source_index = new68      source_index.spec_dirs = spec_dirs69      source_index.refresh!70    end71    ##72    # Loads a ruby-format specification from +file_name+ and returns the73    # loaded spec.74    def load_specification(file_name)75      Gem::Specification.load file_name76    end77  end78  ##79  # Constructs a source index instance from the provided specifications, which80  # is a Hash of gem full names and Gem::Specifications.81  #--82  # TODO merge @gems and @prerelease_gems and provide a separate method83  # #prerelease_gems84  def initialize(specifications = {})85    @gems = {}86    specifications.each {|_full_name, spec| add_spec spec }87    @spec_dirs = nil88  end89  # TODO: remove method90  def all_gems91    @gems92  end93  def prerelease_gems94    @gems.reject {|_name, gem| !gem.version.prerelease? }95  end96  def released_gems97    @gems.reject {|_name, gem| gem.version.prerelease? }98  end99  ##100  # Reconstruct the source index from the specifications in +spec_dirs+.101  def load_gems_in(*spec_dirs)102    @gems.clear103    spec_dirs.reverse_each do |spec_dir|104      spec_files = Dir.glob File.join(spec_dir, '*.gemspec')105      spec_files.each do |spec_file|106        gemspec = Gem::Specification.load spec_file107        add_spec gemspec if gemspec108      end109    end110    self111  end112  ##113  # Returns an Array specifications for the latest released versions114  # of each gem in this index.115  def latest_specs(include_prerelease = false)116    result = Hash.new {|h, k| h[k] = [] }117    latest = {}118    sort.each do |_, spec|119      name = spec.name120      curr_ver = spec.version121      prev_ver = latest.key?(name) ? latest[name].version : nil122      next if !include_prerelease && curr_ver.prerelease?123      next unless prev_ver.nil? || curr_ver >= prev_ver ||124                  latest[name].platform != Gem::Platform::RUBY125      if prev_ver.nil? ||126         (curr_ver > prev_ver && spec.platform == Gem::Platform::RUBY)127        result[name].clear128        latest[name] = spec129      end130      if spec.platform != Gem::Platform::RUBY131        result[name].delete_if do |result_spec|132          result_spec.platform == spec.platform133        end134      end135      result[name] << spec136    end137    # TODO: why is this a hash while @gems is an array? Seems like138    # structural similarity would be good.139    result.values.flatten140  end141  ##142  # An array including only the prerelease gemspecs143  def prerelease_specs144    prerelease_gems.values145  end146  ##147  # An array including only the released gemspecs148  def released_specs149    released_gems.values150  end151  ##152  # Add a gem specification to the source index.153  def add_spec(gem_spec, name = gem_spec.full_name)154    # No idea why, but the Indexer wants to insert them using original_name155    # instead of full_name. So we make it an optional arg.156    @gems[name] = gem_spec157  end158  ##...

prerelease_gems

Using AI Code Generation

1installer.install('rails', '>= 0')2installer.install('rails', '>= 0', :prerelease => true)3installer.install('rails', '>= 0', :prerelease => true, :source => 'http://gems.rubyforge.org')4installer.install('rails', '>= 0', :prerelease => true, :source => 'http://gems.rubyforge.org', :version => '2.3.2')5installer.install('rails', '>= 0', :prerelease => true, :source => 'http://gems.rubyforge.org', :version => '2.3.2', :ignore_dependencies => true)6installer.install('rails', '>= 0', :prerelease => true, :source => 'http://gems.rubyforge.org', :version => '2.3.2', :ignore_dependencies => true, :install_dir => '/home/username/.gems')7installer.install('rails', '>= 0', :prerelease => true, :source => 'http://gems.rubyforge.org', :version => '2.3.2', :ignore_dependencies => true, :install_dir => '/home/username/.gems', :env_shebang => true)

prerelease_gems

Using AI Code Generation

1def prerelease_gems(gem_name)2    Gem::CommandManager.instance[:install].invoke(gem_name, "--pre")3    dep = Gem::Dependency.new(gem_name, Gem::Requirement.default)4prerelease_gems('mygem')

prerelease_gems

Using AI Code Generation

1def prerelease_gems(gem_name)2    Gem::CommandManager.instance[:install].invoke(gem_name, "--pre")3    dep = Gem::Dependency.new(gem_name, Gem::Requirement.default)4prerelease_gems('mygem')

prerelease_gems

Using AI Code Generation

1Gem::CommandManager.instance[:install].invoke('rake', '--prerelease')2Gem::CommandManager.instance[:install].invoke('rake', '--pre')3Gem::CommandManager.instance[:install].invoke('rake', '--prerelease', '--version', '~> 0.9.2')4Gem::CommandManager.instance[:install].invoke('rake', '--pre', '--version', '~> 0.9.2')5Gem::CommandManager.instance[:install].invoke('rake', '--prerelease', '--version', '>= 0.9.2')6Gem::CommandManager.instance[:install].invoke('rake', '--pre', '--version', '>= 0.9.2')7Gem::CommandManager.instance[:install].invoke('rake', '--prerelease', '--version', '<= 0.9.2')8Gem::CommandManager.instance[:install].invoke('rake', '--pre', '--version', '<= 0.9.2')9Gem::CommandManager.instance[:install].invoke('rake', '--prerelease', '--version', '0.9.2')10Gem::CommandManager.instance[:install].invoke('rake', '--pre', '--version', '0.9.2')

prerelease_gems

Using AI Code Generation

1Gem::CommandManager.instance[:install].invoke('rake', '--prerelease', '--version', '0.9.2.a')2Gem::CommandManager.instance[:install].invoke('rake', '--pre', '--version', '0.9.2.a')3Gem::CommandManager.instance[:install].invoke('rake', '--prerelease', '--version', '0.9.2.a1')4Gem::CommandManager.instance[:install].invoke('rake', '--pre', '--version', '0.9.2

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