# File rbs-1.4.0/lib/rbs/errors.rb, line 137
def self.check!(self_type, env:)
type_name = self_type.name
dic = case
when type_name.class?
env.class_decls
when type_name.interface?
env.interface_decls
else
raise
end
dic.key?(type_name) or raise new(type_name: type_name, location: self_type.location)
end