Gem::DependencyResolver::APISet

The global rubygems pool, available via the rubygems.org API. Returns instances of APISpecification.

Public Class Methods

new() click to toggle source

 
               # File rubygems/dependency_resolver.rb, line 102
def initialize
  @data = Hash.new { |h,k| h[k] = [] }
  @dep_uri = URI 'https://rubygems.org/api/v1/dependencies'
end

Public Instance Methods

find_all(req) click to toggle source

Return an array of APISpecification objects matching DependencyRequest req.

 
               # File rubygems/dependency_resolver.rb, line 127
def find_all(req)
  res = []

  versions(req.name).each do |ver|
    if req.dependency.match? req.name, ver[:number]
      res << APISpecification.new(self, ver)
    end
  end

  res
end

prefetch(reqs) click to toggle source

A hint run by the resolver to allow the Set to fetch data for DependencyRequests reqs.

 
               # File rubygems/dependency_resolver.rb, line 142
def prefetch(reqs)
  names = reqs.map { |r| r.dependency.name }
  needed = names.find_all { |d| !@data.key?(d) }

  return if needed.empty?

  uri = @dep_uri + "?gems=#{needed.sort.join ','}"
  str = Gem::RemoteFetcher.fetcher.fetch_path uri

  Marshal.load(str).each do |ver|
    @data[ver[:name]] << ver
  end
end

versions(name) click to toggle source

Return data for all versions of the gem name.

 
               # File rubygems/dependency_resolver.rb, line 109
def versions(name)
  if @data.key?(name)
    return @data[name]
  end

  uri = @dep_uri + "?gems=#{name}"
  str = Gem::RemoteFetcher.fetcher.fetch_path uri

  Marshal.load(str).each do |ver|
    @data[ver[:name]] << ver
  end

  @data[name]
end

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Gem::DependencyResolver::APISet

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