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Exception: Gem::ImpossibleDependenciesError

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, Exception, RuntimeError
Instance Chain:
self, Exception, RuntimeError
Inherits: Gem::Exception
Defined in: lib/rubygems/exceptions.rb

Overview

Raised by Resolver when dependencies conflict and create the inability to find a valid possible spec for a request.

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(request, conflicts) ⇒ ImpossibleDependenciesError

[ GitHub ] 

  


# File 'lib/rubygems/exceptions.rb', line 148



def initialize(request, conflicts)
  @request   = request
  @conflicts = conflicts

  super build_message
end


  







Instance Attribute Details



  

    #conflicts   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rubygems/exceptions.rb', line 145



attr_reader :conflicts


  








  

    #request   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rubygems/exceptions.rb', line 146



attr_reader :request


  







Instance Method Details



  

    #build_message  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rubygems/exceptions.rb', line 155



def build_message # :nodoc:
  requester  = @request.requester
  requester  = requester ? requester.spec.full_name : "The user"
  dependency = @request.dependency

  message = "#{requester} requires #{dependency} but it conflicted:\n".dup

  @conflicts.each do |_, conflict|
    message << conflict.explanation
  end

  message
end


  








  

    #dependency  
  

  [ GitHub ]


  

  


# File 'lib/rubygems/exceptions.rb', line 169



def dependency
  @request.dependency
end