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Class: RBS::Resolver::TypeNameResolver

Relationships & Source Files
Inherits: Object
Defined in: lib/rbs/resolver/type_name_resolver.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(env) ⇒ TypeNameResolver

[ GitHub ] 

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 9



def initialize(env)
  @all_names = Set[]
  @cache = {}

  all_names.merge(env.class_decls.keys)
  all_names.merge(env.interface_decls.keys)
  all_names.merge(env.alias_decls.keys)
end


  







Instance Attribute Details



  

    #all_names   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 6



attr_reader :all_names


  








  

    #cache   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 7



attr_reader :cache


  







Instance Method Details



  

    #has_name?(full_name)  ⇒ Boolean 
  



  

    
  





  


  [ GitHub ]


  

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 50



def has_name?(full_name)
  if all_names.include?(full_name)
    full_name
  end
end


  








  

    #resolve(type_name, context:)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 25



def resolve(type_name, context:)
  if type_name.absolute?
    return type_name
  end

  try_cache([type_name, context]) do
    resolve_in(type_name, context)
  end
end


  








  

    #resolve_in(type_name, context)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 35



def resolve_in(type_name, context)
  if context
    parent, child = context
    case child
    when false
      resolve_in(type_name, parent)
    when TypeName
      name = type_name.with_prefix(child.to_namespace)
      has_name?(name) || resolve_in(type_name, parent)
    end
  else
    has_name?(type_name.absolute!)
  end
end


  








  

    #try_cache(query)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/resolver/type_name_resolver.rb', line 18



def try_cache(query)
  cache.fetch(query) do
    result = yield
    cache[query] = result
  end
end