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PATH: opt / alt / ruby23 / lib64 / ruby / 2.3.0 / rubygems / resolver

# frozen_string_literal: true
##
# The RequirementList is used to hold the requirements being considered
# while resolving a set of gems.
#
# The RequirementList acts like a queue where the oldest items are removed
# first.

class Gem::Resolver::RequirementList

include Enumerable

##
  # Creates a new RequirementList.

def initialize
    @exact = []
    @list = []
  end

def initialize_copy other # :nodoc:
    @exact = @exact.dup
    @list = @list.dup
  end

##
  # Adds Resolver::DependencyRequest +req+ to this requirements list.

def add(req)
    if req.requirement.exact?
      @exact.push req
    else
      @list.push req
    end
    req
  end

##
  # Enumerates requirements in the list

def each # :nodoc:
    return enum_for __method__ unless block_given?

@exact.each do |requirement|
      yield requirement
    end

@list.each do |requirement|
      yield requirement
    end
  end

##
  # How many elements are in the list

def size
    @exact.size + @list.size
  end

##
  # Is the list empty?

def empty?
    @exact.empty? && @list.empty?
  end

##
  # Remove the oldest DependencyRequest from the list.

def remove
    return @exact.shift unless @exact.empty?
    @list.shift
  end

##
  # Returns the oldest five entries from the list.

def next5
    x = @exact[0,5]
    x + @list[0,5 - x.size]
  end
end

[-] lock_set.rb [edit]
[-] git_set.rb [edit]
[-] specification.rb [edit]
[-] molinillo.rb [edit]
[-] local_specification.rb [edit]
[-] requirement_list.rb [edit]
[-] index_set.rb [edit]
[-] installed_specification.rb [edit]
[-] index_specification.rb [edit]
[-] installer_set.rb [edit]
[-] composed_set.rb [edit]
[-] api_set.rb [edit]
[-] vendor_set.rb [edit]
[+] ..
[-] vendor_specification.rb [edit]
[-] lock_specification.rb [edit]
[+] molinillo
[-] activation_request.rb [edit]
[-] best_set.rb [edit]
[-] api_specification.rb [edit]
[-] dependency_request.rb [edit]
[-] source_set.rb [edit]
[-] git_specification.rb [edit]
[-] stats.rb [edit]
[-] conflict.rb [edit]
[-] current_set.rb [edit]
[-] set.rb [edit]
[-] spec_specification.rb [edit]