summaryrefslogtreecommitdiff
path: root/jni/ruby/lib/rubygems/resolver/index_set.rb
blob: 7c56c2bf9990ac0e4eccfaf88b2a2a8fb95ebab5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
##
# The global rubygems pool represented via the traditional
# source index.

class Gem::Resolver::IndexSet < Gem::Resolver::Set

  def initialize source = nil # :nodoc:
    super()

    @f =
      if source then
        sources = Gem::SourceList.from [source]

        Gem::SpecFetcher.new sources
      else
        Gem::SpecFetcher.fetcher
      end

    @all = Hash.new { |h,k| h[k] = [] }

    list, errors = @f.available_specs :complete

    @errors.concat errors

    list.each do |uri, specs|
      specs.each do |n|
        @all[n.name] << [uri, n]
      end
    end

    @specs = {}
  end

  ##
  # Return an array of IndexSpecification objects matching
  # DependencyRequest +req+.

  def find_all req
    res = []

    return res unless @remote

    name = req.dependency.name

    @all[name].each do |uri, n|
      if req.match? n, @prerelease then
        res << Gem::Resolver::IndexSpecification.new(
          self, n.name, n.version, uri, n.platform)
      end
    end

    res
  end

  def pretty_print q # :nodoc:
    q.group 2, '[IndexSet', ']' do
      q.breakable
      q.text 'sources:'
      q.breakable
      q.pp @f.sources

      q.breakable
      q.text 'specs:'

      q.breakable

      names = @all.values.map do |tuples|
        tuples.map do |_, tuple|
          tuple.full_name
        end
      end.flatten

      q.seplist names do |name|
        q.text name
      end
    end
  end

end