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Class: RBS::Environment::UseMap

Relationships & Source Files
Namespace Children
Classes:
Table
Inherits: Object
Defined in: lib/rbs/environment/use_map.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(table:) ⇒ UseMap

[ GitHub ] 

  


# File 'lib/rbs/environment/use_map.rb', line 30



def initialize(table:)
  @use_dirs = []
  @map = {}
  @table = table
end


  







Instance Attribute Details



  

    #use_dirs   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/environment/use_map.rb', line 28



attr_reader :use_dirs


  







Instance Method Details



  

    #build_map(clause)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/environment/use_map.rb', line 36



def build_map(clause)
  case clause
  when AST::Directives::Use::SingleClause
    if clause.new_name
      @map[clause.new_name] = clause.type_name.absolute!
    else
      @map[clause.type_name.name] = clause.type_name.absolute!
    end
  when AST::Directives::Use::WildcardClause
    @table.children.fetch(clause.namespace.absolute!).each do |child|
      @map[child.name] = child
    end
  end

  self
end


  








  

    #resolve(type_name)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/environment/use_map.rb', line 72



def resolve(type_name)
  resolve?(type_name) || type_name
end


  








  

    #resolve?(type_name)  ⇒ Boolean 
  



  

    
  





  


  [ GitHub ]


  

  


# File 'lib/rbs/environment/use_map.rb', line 53



def resolve?(type_name)
  return if type_name.absolute?

  hd, *tl = type_name.namespace.path

  if hd
    # namespace is not empty
    if tn = @map[hd]
      path = [*tn.namespace.path, tn.name, *tl]
      TypeName.new(
        namespace: Namespace.new(absolute: true, path: path),
        name: type_name.name
      )
    end
  else
    @map[type_name.name]
  end
end