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Contents
require 'superstore/scope/batches'
require 'superstore/scope/finder_methods'
require 'superstore/scope/query_methods'
module Superstore
class Scope
include Batches, FinderMethods, QueryMethods
attr_accessor :klass
attr_accessor :limit_value, :select_values, :where_values, :id_values, :order_values
def initialize(klass)
@klass = klass
@limit_value = nil
@select_values = []
@where_values = []
@order_values = []
@id_values = []
reset
end
def initialize_copy(other)
@limit_value = @limit_value.dup if @limit_value
@select_values = @select_values.dup
@where_values = @where_values.dup
@order_values = @order_values.dup
@id_values = @id_values.dup
reset
end
def reset
@records = nil
@loaded = false
end
private
def scoping
previous, klass.current_scope = klass.current_scope, self
yield
ensure
klass.current_scope = previous
end
def method_missing(method_name, *args, &block)
if klass.respond_to?(method_name)
scoping { klass.send(method_name, *args, &block) }
elsif Array.method_defined?(method_name)
to_a.send(method_name, *args, &block)
else
super
end
end
def to_a
unless @loaded
@records = select_records
@loaded = true
end
@records
end
def select_records
results = []
klass.adapter.select(self) do |key, attributes|
results << klass.instantiate(key, attributes)
end
results
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems