123456789_123456789_123456789_123456789_123456789_

Class: Gem::Molinillo::Resolver

Relationships & Source Files
Namespace Children
Classes:
Resolution
Inherits: Object
Defined in: lib/rubygems/vendor/molinillo/lib/molinillo/resolver.rb,
lib/rubygems/vendor/molinillo/lib/molinillo/resolution.rb

Overview

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 Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(specification_provider, resolver_ui) ⇒ Resolver

Initializes a new resolver.

Parameters:

[ GitHub ] 

  


# File 'lib/rubygems/vendor/molinillo/lib/molinillo/resolver.rb', line 27



def initialize(specification_provider, resolver_ui)
  @specification_provider = specification_provider
  @resolver_ui = resolver_ui
end


  







Instance Attribute Details



  

    #resolver_ui  ⇒ UI  (readonly)
  



  

    
  





  
Returns:


    
  
  • 
    (UI)
—    
    

    the UI module used to communicate back to the user during the resolution process
    

    
  
    • 





  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/molinillo/lib/molinillo/resolver.rb', line 20



attr_reader :resolver_ui


  








  

    #specification_provider  ⇒ SpecificationProvider  (readonly)
  



  

    
  





  
Returns:





  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/molinillo/lib/molinillo/resolver.rb', line 16



attr_reader :specification_provider


  







Instance Method Details



  

    #resolve(requested, base = DependencyGraph.new)  
  



  

    

Resolves the requested dependencies into a DependencyGraph, locking to the base dependency graph (if specified)


  





  
Parameters:


    
  
  • 
    requested
    (Array)
—    
    

    an array of ‘requested’ dependencies that the #specification_provider can understand
    

    
  
    • 
  
  • 
    base
    (DependencyGraph, nil)
    (defaults to: DependencyGraph.new)
—    
    

    the base dependency graph to which dependencies should be ‘locked’
    

    
  
    • 





  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/molinillo/lib/molinillo/resolver.rb', line 38



def resolve(requested, base = DependencyGraph.new)
  Resolution.new(specification_provider,
                 resolver_ui,
                 requested,
                 base).
    resolve
end