class TypeProf::Core::TypeReadBox

# File bundled-src/typeprof-0.31.1/lib/typeprof/core/graph/box.rb, line 74
def initialize(node, genv, rbs_type)
  super(node)
  @rbs_type = rbs_type
  @ret = Vertex.new(node)
  genv.add_run(self)
end

# File bundled-src/typeprof-0.31.1/lib/typeprof/core/graph/box.rb, line 83
def run0(genv, changes)
  # Create substitution map for type parameters if we're in a SigInstanceVariableNode within a generic class
  subst = {}
  if @node.is_a?(AST::SigInstanceVariableNode) && @node.cpath
    mod = genv.resolve_cpath(@node.cpath)
    if mod.type_params && !mod.type_params.empty?
      # Create a substitution map where each type parameter maps to a type variable vertex
      subst = mod.type_params.to_h do |param|
        type_var_vtx = Vertex.new(@node)
        [param, type_var_vtx]
      end
    end
  end

  vtx = @rbs_type.covariant_vertex(genv, changes, subst)
  changes.add_edge(genv, vtx, @ret)
end