class TypeProf::Type::ContainerType

Cell, Array, and Hash are types for global interface, e.g., TypedISeq. Do not push such types to local environment, stack, etc.

Public Class Methods

create_empty_instance(klass) click to toggle source

# File typeprof-0.21.2/lib/typeprof/container-type.rb, line 37
def self.create_empty_instance(klass)
  base_type = Type::Instance.new(klass)
  case klass
  when Type::Builtin[:ary] # XXX: check inheritance...
    Type::Array.new(Type::Array::Elements.new([], Type.bot), base_type)
  when Type::Builtin[:hash]
    Type.gen_hash(base_type) {|h| }
  else
    Type::Cell.new(Type::Cell::Elements.new([Type.bot] * klass.type_params.size), base_type)
  end
end

Public Instance Methods

consistent?(other) click to toggle source

# File typeprof-0.21.2/lib/typeprof/container-type.rb, line 33
def consistent?(other)
  raise "must not be used"
end

each_free_type_variable(&blk) click to toggle source

# File typeprof-0.21.2/lib/typeprof/container-type.rb, line 29
def each_free_type_variable(&blk)
  @elems.each_free_type_variable(&blk)
end

include_untyped?(scratch) click to toggle source

# File typeprof-0.21.2/lib/typeprof/container-type.rb, line 49
def include_untyped?(scratch)
  return true if @base_type.include_untyped?(scratch)
  return true if @elems.include_untyped?(scratch)
  false
end

match?(other) click to toggle source

# File typeprof-0.21.2/lib/typeprof/container-type.rb, line 23
def match?(other)
  return nil if self.class != other.class
  return nil unless @base_type.consistent?(other.base_type)
  @elems.match?(other.elems)
end