Sha256: f1f6156472e3be04337f1cd26d04bd919b96958f7027aea52b60ad13b3123153
Contents?: true
Size: 948 Bytes
Versions: 10
Compression:
Stored size: 948 Bytes
Contents
module DataMapper
module Resource
class State
# a persisted/unmodified resource
class Clean < Persisted
def set(subject, value)
if not_modified?(subject, value)
self
else
# assign to persisted_state so that if Dirty#set calls
# a Relationship#set, which modifies a Property, the same
# Dirty state instance will be reused.
state = resource.persisted_state = Dirty.new(resource)
state.set(subject, value)
end
end
def delete
Deleted.new(resource)
end
def commit
self
end
def rollback
self
end
private
def not_modified?(subject, value)
subject.loaded?(resource) && subject.get!(resource).eql?(value)
end
end # class Clean
end # class State
end # module Resource
end # module DataMapper
Version data entries
10 entries across 10 versions & 1 rubygems