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Versions: 17
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Contents
# frozen_string_literal: true
require_relative 'dependency_graph'
module Gem::Molinillo
# This class encapsulates a dependency resolver.
# The resolver is responsible for determining which set of dependencies to
# activate, with feedback from the {#specification_provider}
#
#
class Resolver
require_relative 'resolution'
# @return [SpecificationProvider] the specification provider used
# in the resolution process
attr_reader :specification_provider
# @return [UI] the UI module used to communicate back to the user
# during the resolution process
attr_reader :resolver_ui
# Initializes a new resolver.
# @param [SpecificationProvider] specification_provider
# see {#specification_provider}
# @param [UI] resolver_ui
# see {#resolver_ui}
def initialize(specification_provider, resolver_ui)
@specification_provider = specification_provider
@resolver_ui = resolver_ui
end
# Resolves the requested dependencies into a {DependencyGraph},
# locking to the base dependency graph (if specified)
# @param [Array] requested an array of 'requested' dependencies that the
# {#specification_provider} can understand
# @param [DependencyGraph,nil] base the base dependency graph to which
# dependencies should be 'locked'
def resolve(requested, base = DependencyGraph.new)
Resolution.new(specification_provider,
resolver_ui,
requested,
base).
resolve
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems