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Contents
module Volt
# Contains all of the methods on a model that make it behave like a hash.
# Moving this into a module cleans up the main Model class for things that
# make it behave like a model.
module ModelHashBehaviour
def delete(name)
name = name.to_sym
value = @attributes.delete(name)
@size_dep.changed!
@deps.delete(name)
@persistor.removed(name) if @persistor
value
end
def size
@size_dep.depend
@attributes.size
end
# Returns all of the keys, skipping over nil models
# TODO: We should store nil-models elsewhere so we don't have
# to skip.
def keys
@size_dep.depend
keys = []
each_pair do |k, v|
keys << k
end
keys
end
def nil?
@attributes.nil?
end
def empty?
@size_dep.depend
!@attributes || @attributes.size == 0
end
def clear
@attributes.each_pair do |key, _|
delete(key)
end
# @attributes.clear
@size_dep.changed!
#
# @persistor.removed(nil) if @persistor
end
def each_with_object(*args, &block)
(@attributes || {}).each_with_object(*args, &block)
end
def each(&block)
# TODO: We shouldn't need to check the size for this to work
size
@array.each(&block)
end
def each_pair
@attributes.each_pair do |k, v|
yield(k, v) unless v.is_a?(Model) && v.nil?
end
end
def key?(key)
@attributes && @attributes.key?(key)
end
# Convert the model to a hash all of the way down.
def to_h
@size_dep.depend
if @attributes.nil?
nil
else
hash = {}
@attributes.each_pair do |key, value|
hash[key] = deep_unwrap(value)
end
hash
end
end
end
end
Version data entries
51 entries across 51 versions & 1 rubygems