diff options
Diffstat (limited to 'ruby_2_2/lib/rubygems/resolver/requirement_list.rb')
| -rw-r--r-- | ruby_2_2/lib/rubygems/resolver/requirement_list.rb | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/ruby_2_2/lib/rubygems/resolver/requirement_list.rb b/ruby_2_2/lib/rubygems/resolver/requirement_list.rb deleted file mode 100644 index a6bfaab307..0000000000 --- a/ruby_2_2/lib/rubygems/resolver/requirement_list.rb +++ /dev/null @@ -1,81 +0,0 @@ -## -# 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 |