Gem::Resolver::RequirementList

Class

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 Methods

new

lib/rubygems/resolver/requirement_list.rb View on GitHub

          
            # File tmp/rubies/ruby-3.1.3/lib/rubygems/resolver/requirement_list.rb, line 15
def initialize
  @exact = []
  @list = []
end

Creates a new RequirementList.

Instance Methods

add(req)

lib/rubygems/resolver/requirement_list.rb View on GitHub

          
            # File tmp/rubies/ruby-3.1.3/lib/rubygems/resolver/requirement_list.rb, line 28
def add(req)
  if req.requirement.exact?
    @exact.push req
  else
    @list.push req
  end
  req
end

Adds Resolver::DependencyRequest req to this requirements list.

empty?

lib/rubygems/resolver/requirement_list.rb View on GitHub

          
            # File tmp/rubies/ruby-3.1.3/lib/rubygems/resolver/requirement_list.rb, line 62
def empty?
  @exact.empty? && @list.empty?
end

Is the list empty?

next5

lib/rubygems/resolver/requirement_list.rb View on GitHub

          
            # File tmp/rubies/ruby-3.1.3/lib/rubygems/resolver/requirement_list.rb, line 77
def next5
  x = @exact[0,5]
  x + @list[0,5 - x.size]
end

Returns the oldest five entries from the list.

remove

lib/rubygems/resolver/requirement_list.rb View on GitHub

          
            # File tmp/rubies/ruby-3.1.3/lib/rubygems/resolver/requirement_list.rb, line 69
def remove
  return @exact.shift unless @exact.empty?
  @list.shift
end

Remove the oldest DependencyRequest from the list.

size

lib/rubygems/resolver/requirement_list.rb View on GitHub

          
            # File tmp/rubies/ruby-3.1.3/lib/rubygems/resolver/requirement_list.rb, line 55
def size
  @exact.size + @list.size
end

How many elements are in the list