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Class: TypeProf::Type::Hash

Relationships & Source Files
Namespace Children
Classes:
Elements
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ContainerType, ::TypeProf::Type
Instance Chain:
self, ContainerType, ::TypeProf::Type, ::TypeProf::Utils::StructuralEquality
Inherits: TypeProf::Type::ContainerType
Defined in: lib/typeprof/container-type.rb

Constant Summary

::TypeProf::Type - Inherited

Builtin, DummySubstitution

Class Method Summary

ContainerType - Inherited

.create_empty_instance

::TypeProf::Type - Inherited

.any, .bool, .bot, .builtin_global_variable_type, .gen_hash, .guess_literal_type, .match?, .merge_substitution, .new, .nil, .optional

Instance Attribute Summary

Instance Method Summary

ContainerType - Inherited

#consistent?, #each_free_type_variable, #include_untyped?, #match?

::TypeProf::Type - Inherited

#each_child, #each_child_global, #each_free_type_variable, #generate_substitution, #globalize, #include_untyped?, #limit_size, #localize, #remove_type_vars, #substitute, #union, #union_elems

Constructor Details

.new(elems, base_type) ⇒ Hash

[ GitHub ] 

  


# File 'lib/typeprof/container-type.rb', line 554



def initialize(elems, base_type)
  @elems = elems
  raise unless elems
  @base_type = base_type
end


  







Instance Attribute Details



  

    #base_type   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 560



attr_reader :elems, :base_type


  








  

    #elems   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 560



attr_reader :elems, :base_type


  







Instance Method Details



  

    #generate_substitution  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 594



def generate_substitution
  tyvar_k = Type::Var.new(:K)
  tyvar_v = Type::Var.new(:V)
  k_ty0, v_ty0 = @elems.squash
  # XXX: need to heuristically replace ret type Hash[K, V] with self, instead of conversative type?
  { tyvar_k => k_ty0, tyvar_v => v_ty0 }
end


  








  

    #inspect  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 562



def inspect
  "Type::Hash#{ @elems.inspect }"
end


  








  

    #limit_size(limit)  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 579



def limit_size(limit)
  return Type.any if limit <= 0
  Hash.new(@elems.limit_size(limit - 1), @base_type)
end


  








  

    #localize(env, alloc_site, depth)  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 570



def localize(env, alloc_site, depth)
  return env, Type.any if depth <= 0
  alloc_site = alloc_site.add_id(:hash).add_id(@base_type)
  env, elems = @elems.localize(env, alloc_site, depth - 1)
  ty = Local.new(Hash, alloc_site, @base_type)
  env = env.deploy_type(alloc_site, elems)
  return env, ty
end


  








  

    #method_dispatch_info  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 584



def method_dispatch_info
  raise
end


  








  

    #screen_name(scratch)  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 566



def screen_name(scratch)
  @elems.screen_name(scratch)
end


  








  

    #substitute(subst, depth)  
  

  [ GitHub ]


  

  


# File 'lib/typeprof/container-type.rb', line 588



def substitute(subst, depth)
  return Type.any if depth <= 0
  elems = @elems.substitute(subst, depth - 1)
  Hash.new(elems, @base_type)
end