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proc
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self
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root
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opt
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alt
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ruby21
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lib64
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ruby
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2.1.0
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rubygems
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resolver
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files >> //proc/self/root/opt/alt/ruby21/lib64/ruby/2.1.0/rubygems/resolver/conflict.rb
## # Used internally to indicate that a dependency conflicted # with a spec that would be activated. class Gem::Resolver::Conflict ## # The specification that was activated prior to the conflict attr_reader :activated ## # The dependency that is in conflict with the activated gem. attr_reader :dependency attr_reader :failed_dep # :nodoc: ## # Creates a new resolver conflict when +dependency+ is in conflict with an # already +activated+ specification. def initialize(dependency, activated, failed_dep=dependency) @dependency = dependency @activated = activated @failed_dep = failed_dep end def == other # :nodoc: self.class === other and @dependency == other.dependency and @activated == other.activated and @failed_dep == other.failed_dep end ## # A string explanation of the conflict. def explain "<Conflict wanted: #{@failed_dep}, had: #{activated.spec.full_name}>" end ## # Return the 2 dependency objects that conflicted def conflicting_dependencies [@failed_dep.dependency, @activated.request.dependency] end ## # Explanation of the conflict used by exceptions to print useful messages def explanation activated = @activated.spec.full_name requirement = @failed_dep.dependency.requirement " Activated %s via:\n %s\n instead of (%s) via:\n %s\n" % [ activated, request_path(@activated).join(', '), requirement, request_path(requester).join(', '), ] end ## # Returns true if the conflicting dependency's name matches +spec+. def for_spec?(spec) @dependency.name == spec.name end def pretty_print q # :nodoc: q.group 2, '[Dependency conflict: ', ']' do q.breakable q.text 'activated ' q.pp @activated q.breakable q.text ' dependency ' q.pp @dependency q.breakable if @dependency == @failed_dep then q.text ' failed' else q.text ' failed dependency ' q.pp @failed_dep end end end ## # Path of activations from the +current+ list. def request_path current path = [] while current do requirement = current.request.dependency.requirement path << "#{current.spec.full_name} (#{requirement})" current = current.parent end path = ['user request (gem command or Gemfile)'] if path.empty? path end ## # Return the Specification that listed the dependency def requester @failed_dep.requester end end ## # TODO: Remove in RubyGems 3 Gem::Resolver::DependencyConflict = Gem::Resolver::Conflict # :nodoc:
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